Difference between c4 and fmx transmission

Sep 10, 2003 · The FMX is a heavy transmission reputed to eat considerably more HP than the C4 (and withstand more power though Ive never seen a figure) and has little or no performance aftermarket support. The C6 is a heavy tranny reputed to eat somewhere around 50HP, withstand almost 600HP, and has good aftermarket performance support.. Sep 10, 2003 · The FMX is a heavy transmission reputed to eat considerably more HP than the C4 (and withstand more power though Ive never seen a figure) and has little or no performance aftermarket support. The C6 is a heavy tranny reputed to eat somewhere around 50HP, withstand almost 600HP, and has good aftermarket performance support.. May 10, 2005 · Just some general information, both are 3 speed automatics, the C4 is lighter due to its aluminum vs iron case and has more aftermarket parts available for it. The FMX was originally supposed to be a stronger transmission and was used behind larger engines than the C4, however the C4's lighter weight coupled with better aftermarket parts has made it the preferred choice for most.. History. The C4 is a transmission that was produced by the Ford Motor Company starting in 1964. When first released it was known as the "3 Speed Cruise-O-Matic" Like GM and the switch from Powerglide to TH350, Ford replaced the iron case of the "Ford-O-Matic" that it replaced. It was engineered to work with rear-wheel drive vehicles. Sep 10, 2003 · The FMX is a heavy transmission reputed to eat considerably more HP than the C4 (and withstand more power though Ive never seen a figure) and has little or no performance aftermarket support. The C6 is a heavy tranny reputed to eat somewhere around 50HP, withstand almost 600HP, and has good aftermarket performance support.. June 8, 2022. The Ford 390 was a 6.4-liter (390.04ci) gasoline big block V8 engine that was produced between 1961 and 1976. The 390 was part of the Ford-Edsel (FE) engine family, which was produced from 1958 to 1976. The 390 is a torquey and bulletproof motor that's still popular with performance engine builders. Read more. Best of the Best. Royal Purple. Max Automatic Transmission Fluid. Check Price. Premium Option. When it comes to running cooler and protecting your transmission, an affordable 32-oz. bottle of Royal is a fine choice. High-performance. Goes a long way to extend the life of your transmission. Vintage Mustangs used a variety of C4, C6, and FMX automatic transmissions. Jim Smart Writer. Jun 21, 2013. See all 15 photos Another C4 main case difference is how the transmission is vented. . Fits FMX Automatic Transmissions from 1968 to 1981 except models with bolted-on drive shaft yoke. FMX series parts in. Transmission Rear / Tail / Extension Housing Seal --with boot. Over 40 years of professional transmission rebuilding experience.. "/> sales email templates; potsu just. Description: This product is a collection of three original Ford transmission manuals: FMX Automatic Transmission Diagnosis and Service (Course 1715-108), FMX Transmission Principles of Operation (Course 1715-106-INN1) and the Automatic Transmission Diagnosis – Programmed Instruction Book (Volume 70 S6-L2, Course 7530). Mar 02, 2005 · a C4 and a C6 is aluminum, while an FMX is cast iron, so if a magnet sticks, it is an FMX. If it does not stick, a C4 has a bolt on bell housing, and the C6 is a cast on bell housing Save Share. We carry the most dependable automatic transmission dust covers and inspection cover plates that look attractive while keeping your flexplate or flywheel free from dust and other harmful particles. Order your flexplate and flywheels covers today. Save $20 Off $200, $50 Off $500, $100 Off $1000 Orders. Sep 09, 2013 · I would vote for c4 .you will have to change the flywheel the converter is larger for fmx.cooler lines and maybe yoke on drive shaft trans mount at crossmember,fmx may be longer.just rebuild the c4 and put in a good shift kit. This is an older thread, you may not receive a response, and could be reviving an old thread.. C4 (bellhousing ... Cast aluminum FMX transmission pans having fins for increased cooling of the fluid used to be made when these transmissions were more common. Nowadays, one of the best higher performance add-ons for the FMX type transmission is an auxiliary cooler mounted with the radiator, to help prevent the transmission fluid from. of C4-to-AOD swaps which are similar. Also a friend has done the FMX-to-AOD swap. The C4-to-AOD swap required a custom transmission crossmember but we were able to modify the FMX mount. Since the distance from the bellhousing face to transmission mount of the AOD and C6 are within a 1/4" of each other,. C4 C5 FMX Transmission differences? a c5 is basicly a c4 with electronic lock up the case is the same and most of the internals are the same main outside difference is the c5 pan is deeper than the c4 to conseal the electronic lockup silanoid but the same bolt pattren this makes a cheap way to get a deep pan for better cooling on a c4 just use. Mar 02, 2005 · a C4 and a C6 is aluminum, while an FMX is cast iron, so if a magnet sticks, it is an FMX. If it does not stick, a C4 has a bolt on bell housing, and the C6 is a cast on bell housing Save Share. Yes gears are interchangeable..C4,C9,C10,C6 and FMX are all the same in either 6 or 8 cyl.These transmissions all go in the left side whereas borg warners and toploaders go in the drivers side so the teeth go the other way.The only difference is the way the teeth go between the left or right entry . S. ... C4 Transmission: 43-7086 :. Sep 09, 2013 · I would vote for c4 .you will have to change the flywheel the converter is larger for fmx.cooler lines and maybe yoke on drive shaft trans mount at crossmember,fmx may be longer.just rebuild the c4 and put in a good shift kit. This is an older thread, you may not receive a response, and could be reviving an old thread.. TB 150122.1. Automatic Transmission Fluid (ATF): is requirement of a transmission, such as valve operation, brake band friction and the torque converter as well as gear lubrication for synchronized self-shifting or automatic transmissions. It is typically colored red or green to distinguish it from motor oil and other fluids in the vehicle. Sep 10, 2003 · The FMX is a heavy transmission reputed to eat considerably more HP than the C4 (and withstand more power though Ive never seen a figure) and has little or no performance aftermarket support. The C6 is a heavy tranny reputed to eat somewhere around 50HP, withstand almost 600HP, and has good aftermarket performance support.. Dec 14, 2004 · Ford did not start producing the AOD transmission until 1980. There is little if any interchangeability of between flexplates that fit C4, C6, and FMX transmissions and flexplates that fit the AOD. Further, 1968-80 302 engines were built with a 28-ounce imbalance factor, and 1981-2001 302 engines were built with a 50-ounce imbalance factor, so .... Another is listed for a 71-72 351C-2V or 4v w/c4 or fmx and another is listed as 71 351C-4v exc. CJ, 164 teeth 14.23" O.D. Does anyone know what the difference is. I know different transmissions would require different flex plates but whats the deal with the 164 teeth 14.23" flexplate? I bought a flexplate last year and have had a strange noise. Ford FMX transmission. FMX. Was used 1968-81 in many Ford products. This is an hydraulically controlled rear wheel drive transmission. It has a cast iron case and an aluminum bell housing and extension housing. It is similar in appearance to the Fordomatic that was used since 1951 and the Borg-Warner BW8 and BW12, but almost none of the parts .... The Haynes Ford Automatic Transmission Overhaul Manual Jeff Killingsworth 1996 Ford transmissions . Automatic AOD, BW 35/40, LE85/91/93/95/97, C4, C5, C6, C9, C10, FMX and M51. Manual 3 speed, 4 speed and 5 speed single rail, Top Loader, T5 and M57. Step by step instructions for a pull down and rebuild. list of talent agencies in los angeles. I need to know how to tell the difference between a C4 and an FMX Gearbox. The car came standard with a FMX but I have been told it was converted to a C4. ... The FMX is friggin huge compared to a C4. The FMX is almost the "HEAVIEST OF HEAVY SLUDGE-O-MATICS (tm)", bettered only by the C6 of the Ford Automatic Transmissions. Falcon G.T. Club of. Differences Between Ford C4 and C6 Transmissions 1. Year of Production The Ford C4 is also called the Dual-Range Cruise-O-Matic, FMX transmission and it was produced... 2. Weight Ford C4 is a medium-duty transmission judging from its lightweight of 130 lbs dry w/ torque converter and its... 3.. Nope, the FMX didn't show up until '68. The Fordomatic (both the three speed and two-speed versions), Cruisomatic, and FMX are all related to each other, but there are differences between them. Basically, Ford started with the Fordomatic, then 'improved' this design to get the later versions. What can be seen in the shots is the difference between the C4 and C10 cases. The C4 has a more sharply angled, thicker, squarish flange to which the bell-housing is bolted. The C10 has a curved, blended radius on the case where it meets the bell-housing. Also, in the C4 the bell-housing is fixed to the transmission case by the pump bolts. Sep 09, 2013 · I would vote for c4 .you will have to change the flywheel the converter is larger for fmx.cooler lines and maybe yoke on drive shaft trans mount at crossmember,fmx may be longer.just rebuild the c4 and put in a good shift kit. This is an older thread, you may not receive a response, and could be reviving an old thread.. The Haynes Ford Automatic Transmission Overhaul Manual Jeff Killingsworth 1996 Ford transmissions . Automatic AOD, BW 35/40, LE85/91/93/95/97, C4, C5, C6, C9, C10, FMX and M51. Manual 3 speed, 4 speed and 5 speed single rail, Top Loader, T5 and M57. Step by step instructions for a pull down and rebuild. list of talent agencies in los angeles. Scott Drake Transmission to Block Spacer Plates C5ZZ-7007-7986 Spacer Plate, Transmission to Block, With 157-tooth Ring Gear, Steel, Natural, Ford, Each Part Number: SDK-C5ZZ70077986. May 11, 2003 · C4 2.46 vers FMX 2.39(or is it 2.4?) C4-C10 are basically the same box, there is a bit more differences than where the dipstick tube is positioned but, later boxes i.e. C10 are stronger cased etc than earlier boxes and you can check this in the bell housing area with the amount of bolts used. (Can’t remember exactly, something like 8 vers 12?). this page aria-label="Show more">. The FMX often gets a bad wrap because of its weight, and it's hard to find people that know the right way to work on them. If put together right, they're actually a solid transmission. The downsides are they're heavy, a little more difficult to get parts for than a C4 or C6, and they're expensive to work on.

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The F/2/S PX (FORD-O-MATIC 2S) (1959-1964) was a true two speed aluminum one piece case that was an economy transmission. The FORD-O-MATIC was redesigned in 1958 to become a dual range transmission (first gear start) and was named CRUISE-O-MATIC (FX). The mid case version was named the MERC-O-MATIC Multi-Drive (MX). The torque converter housing is mechanically attached to the engine's crankshaft causing the pump to operate whenever the engine is running. It's why a worn or faulty pump makes a whining noise in all gears, including park and neutral. A restricted or clogged transmission filter makes the same whining noise as a faulty transmission pump. The FMX was originally supposed to be a stronger transmission and was used behind larger engines than the C4, however the C4’s lighter weight coupled with better aftermarket parts has made it the preferred choice for most. Which is better FMX or c6? An FMX is kinda like a cross between a c4 and c6. It’s much better then a c4 but smaller then a c6. of C4-to-AOD swaps which are similar. Also a friend has done the FMX-to-AOD swap. The C4-to-AOD swap required a custom transmission crossmember but we were able to modify the FMX mount. Since the distance from the bellhousing face to transmission mount of the AOD and C6 are within a 1/4" of each other,. FMX has 2.40 1st gear. C4/C6 has 2.46. FMX has 1.47 2nd, C4/C6 has 1.46. Your engine won't see the difference. The AOD shares the same drivetrain and thus the same gear ratio. C4-C6 have a different gear train (Simpson) than MX/FMX/AOD/AODE/4R70W which are known as Ravineaux. Don't know anything about codes, but to the best of my knowledge you either have a cast iron cruisomatic or a C4 in your car. Crawl underneath your car. The cruiso pan is wider than long. The C4 longer than wide. Cruiso has castiron case. C4 aluminum. Both have detachable aluminum bells and tails. Dipstick on cruiso goes into pan - on C4 into. The F/2/S PX (FORD-O-MATIC 2S) (1959-1964) was a true two speed aluminum one piece case that was an economy transmission. The FORD-O-MATIC was redesigned in 1958 to become a dual range transmission (first gear start) and was named CRUISE-O-MATIC (FX). The mid case version was named the MERC-O-MATIC Multi-Drive (MX). Supplying this tag information when ordering a replacement transmission or transmission parts is important 1997–Current 5R44/5R55 Series — 5-speed based on the 4R44E/4R55E, Bordeaux Transmission Lincoln LS and Ford Thunderbird; 1980–1993 AOD — Ford 's first 4-speed automatic transmission , based on the FMX but with a torque-splitting. Fairfax Transmission Plant. The FMX was manufactured from 1968 to 1979, when the Fairfax Transmission plant was closed. The transmission combines a three-element torque converter and a hydraulically-controlled three-speed and reverse planetary gearbox. The drive is always through the torque converter and one of the planetary gear ranges. The C4 was a longitudinal three-speed automatic transmission that improved on the design of the Ford-O-Matic by using a Simpson planetary gearset, which reduced the weight significantly. This transmission also used aluminum alloy components as opposed to the cast iron of the previous generation which reduced the weight further. The FMX was originally supposed to be a stronger transmission and was used behind larger engines than the C4, however the C4’s lighter weight coupled with better aftermarket parts has made it the preferred choice for most. Which is better FMX or c6? An FMX is kinda like a cross between a c4 and c6. It’s much better then a c4 but smaller then a c6. An indication of a faulty transmission modulator valve is the inability of an automatic transmission to shift gears. Additionally, the transmission or manifold may begin to smoke. To replace it, first raise the vehicle with a floor jack, and place jack stands under it for support. Detach the vacuum hose that runs from the valve to the intake. Read more. Best of the Best. Royal Purple. Max Automatic Transmission Fluid. Check Price. Premium Option. When it comes to running cooler and protecting your transmission, an affordable 32-oz. bottle of Royal is a fine choice. High-performance. Goes a long way to extend the life of your transmission. 7,568 Posts. #6 · Aug 9, 2012. I would just build the FMX..Run the 302/C4 until it's time for the swap. Sure the FMX doesn't have the reputation necessarily, but those in the know still run the FMX. Much like the rationale of the 289/302 being easier to get HP out of than a "W"....That used to be true. It also used to be true that a "C" head. 7,568 Posts. #6 · Aug 9, 2012. I would just build the FMX..Run the 302/C4 until it's time for the swap. Sure the FMX doesn't have the reputation necessarily, but those in the know still run the FMX. Much like the rationale of the 289/302 being easier to get HP out of than a "W"....That used to be true. It also used to be true that a "C" head. Transmission Rebuild Kits. Transmission Rebuild Kits are Transtar's most popular products for a reason. We offer a full range of kit levels that include all necessary soft parts to complete a transmission rebuild no matter how extensive the job's parts needs are. Click to see our rebuild kits for late model transmission applications: Buy Now!. From a V-8 performance standpoint, there are really only two transmissions to consider - the C4 and the C6. The C4. Introduced in 1964, the C4 was Ford's first light-duty three-speed automatic transmission. It was used behind four-cylinders, six-cylinders and small V-8s by all Ford divisions (Ford, Lincoln and Mercury). Oct 04, 2007 · With the large C4 bellhousing and converter I'm going to use on the 164-tooth flexplate it already has, the overall difference in length between this transmission and the FMX is insignificant. That just leaves the yoke.... Fordomatic, Mercomatic, Flashomatic, FMX (Cast Iron) (1951-81) Let the games begin. ... Dodge and Plymouth, these units were somewhat similar. The main difference between the two is that the Powerflite was a 2 speed and the Torqueflite was a 3 speed. The simplest way to tell the difference between these two units is by the length of the case.

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Automatic. 1950-1965 Ford-O-Matic; 1958-1979 Cruise-O-Matic. MX/FX; 1968-1981 FMX—A hybrid of the FX and MX; 1964-1981 C4. Most small block V8 powered cars of the 1960s and 1970s in the North American market; 1966-1996 C6. Most big-block V8 powered cars/trucks of the 1960s and 1970s in the North American market, All Fseries trucks without O/D, 80 thru 96 (97 For F250HD, F350, and F. 6R80 Transmission Features and Benefits. Offers six forward speeds, with gear ratios of 4.17, 2.34, 1.52, 1.14, 0.87, and 0.69:1. The US-produced Ford 6R80 transmission is based on the robust ZF 6HP26 design, which has been used by automakers world-wide for over 14 years. Enhancements were added by Ford to further improve the >transmission</b>. Sep 09, 2013 · I would vote for c4 .you will have to change the flywheel the converter is larger for fmx.cooler lines and maybe yoke on drive shaft trans mount at crossmember,fmx may be longer.just rebuild the c4 and put in a good shift kit. This is an older thread, you may not receive a response, and could be reviving an old thread.. Mar 02, 2005 · a C4 and a C6 is aluminum, while an FMX is cast iron, so if a magnet sticks, it is an FMX. If it does not stick, a C4 has a bolt on bell housing, and the C6 is a cast on bell housing Save Share. What can be seen in the shots is the difference between the C4 and C10 cases. The C4 has a more sharply angled, thicker, squarish flange to which the bell-housing is bolted. The C10 has a curved, blended radius on the case where it meets the bell-housing. ... The FMX is an old transmission design. In fact, FMX internals can be fitted into a. There's no reason to prefer a C6 over an FMX unless you're making really big torque numbers. IMO if you're going to go to the effort of doing a transmission swap put in a 4-speed, an AOD or 4R70W. The AOD family is based on the FMX design, which was in terms of shift quality and general flexibility was the best of the 3-speed Ford automatics. The Boss 351 and both versions of the 429 engine were dropped so all the fun was gone from the Mustang models. A depressing year, especially with sales down too. Production for 1972 topped out at 125,813. Model: 1972 Ford Mustang. Generation: 1st Generation Mustang. Type: 2 Door. Read more. Best of the Best. Royal Purple. Max Automatic Transmission Fluid. Check Price. Premium Option. When it comes to running cooler and protecting your transmission, an affordable 32-oz. bottle of Royal is a fine choice. High-performance. Goes a long way to extend the life of your transmission. The C-4 is lighter, easier and cheaper to rebuild without problems. If they are working ok they both do alright but if I was starting from scratch and setting up for something it would be a C-4. FMX is an old-style design transmission, C-4 is modern-style and less problematic in the long run. I would rather rebuild 2 C-4s than one FMX. I have the 351w with an fmx and 164 tooth flywheel. The starter is the same. on the older fords from atleast 60 to 75 and probubly longer., all the starters are identical 6 and 8 cylinder, but they have 4 different nose plates, long 2 bolt,long 3 bolt, short 2bolt and short 3 bolt. You can swap the nose pieces on all of them I have ever had. Dec 19, 2005 · No doubt the C4 is much lighter if you are looking to shave a bit of poundage. They take about the same amount of power to turn. But parts for C4 are easier to obtain. So it's a case of run what you brung. Parts for FMXs are hard to find cuz no one saves them. The FMX is almost bullet proof and hardly ever goes bad. So, parts don't sell.. The C4 was a longitudinal three-speed automatic transmission that improved on the design of the Ford-O-Matic by using a Simpson planetary gearset, which reduced the weight significantly. This transmission also used aluminum alloy components as opposed to the cast iron of the previous generation which reduced the weight further. Retain shift comfort with added durability. SHIFT KIT® valve body repair kits include everything the professional transmission technician needs to address automatic transmission driveability complaints and failures. TransGo valve body repair kits are engineered to restore hydraulic integrity with easy-to-install and cost-effective solutions. What fluid type for FMX transmission? Wiki User. ∙ 2009-09-02 03:20:27. Study now. See answer (1) Best Answer. Copy. If available, use Rotunda automatic Transmission Fluid, Ford part # c1az. Apr 09, 1998 · In stock trim, an FMX is definitely a stronger box. It's basically a truck transmission. It's also heavier, with it's cast-iron main case. The biggest problem with an FMX is it's lack of aftermarket support. You can buy parts to beef up a C4 to make it capable of 9-second drag strip duty, but for the FMX there's little or nuthin available.. Fairfax Transmission Plant. The FMX was manufactured from 1968 to 1979, when the Fairfax Transmission plant was closed. The transmission combines a three-element torque converter and a hydraulically-controlled three-speed and reverse planetary gearbox. The drive is always through the torque converter and one of the planetary gear ranges. 2) FMX should be closer to a C4 in size, but that's a guess on my part - nt much FMX info on hand 3) no, the trans crossmember is not universal. The mount should be the same, but here it locates on the car may - will - be different 4) yes, driveshaft will have to change 54skyliner 1,416 22 Jul 09, 2014 #3. Retain shift comfort with added durability. SHIFT KIT® valve body repair kits include everything the professional transmission technician needs to address automatic transmission driveability complaints and failures. TransGo valve body repair kits are engineered to restore hydraulic integrity with easy-to-install and cost-effective solutions. What can be seen in the shots is the difference between the C4 and C10 cases. The C4 has a more sharply angled, thicker, squarish flange to which the bell-housing is bolted. The C10 has a curved, blended radius on the case where it meets the bell-housing. Also, in the C4 the bell-housing is fixed to the transmission case by the pump bolts. FMX has 2.40 1st gear. C4/C6 has 2.46. FMX has 1.47 2nd, C4/C6 has 1.46. Your engine won't see the difference. The AOD shares the same drivetrain and thus the same gear ratio. C4-C6 have a different gear train (Simpson) than MX/FMX/AOD/AODE/4R70W which are known as Ravineaux. From a V-8 performance standpoint, there are really only two transmissions to consider - the C4 and the C6. The C4. Introduced in 1964, the C4 was Ford's first light-duty three-speed automatic transmission. It was used behind four-cylinders, six-cylinders and small V-8s by all Ford divisions (Ford, Lincoln and Mercury). May 10, 2005 · Just some general information, both are 3 speed automatics, the C4 is lighter due to its aluminum vs iron case and has more aftermarket parts available for it. The FMX was originally supposed to be a stronger transmission and was used behind larger engines than the C4, however the C4's lighter weight coupled with better aftermarket parts has made it the preferred choice for most.. Dec 14, 2004 · class=" fc-falcon">Ford did not start producing the AOD transmission until 1980. There is little if any interchangeability of between flexplates that fit C4, C6, and FMX transmissions and flexplates that fit the AOD. Further, 1968-80 302 engines were built with a 28-ounce imbalance factor, and 1981-2001 302 engines were built with a 50-ounce imbalance factor, so .... An indication of a faulty transmission modulator valve is the inability of an automatic transmission to shift gears. Additionally, the transmission or manifold may begin to smoke. To replace it, first raise the vehicle with a floor jack, and place jack stands under it for support. Detach the vacuum hose that runs from the valve to the intake. 023294. Transmission serial number. RUG-AV1. Transmission identification code. RUG-AV1 = 70-71 302-351 Mustang, 1 1/16" input shaft, 28 spline output, wide ratio. 010658. Transmission serial number. 4 speed Toploader Identification page. The lower number on the tag is the transmission serial number. The below transmission cooler installation diagram shows the transmission fluid flow direction and how the fluid will be routed through a new external cooler. You will need to determine which line is the return for the transmission. You want the already warm fluid to flow into the external cooler to help better control fluid temperatures, so. The bolts which fasten the bellhousing to the main case are inside the bellhousing on a C-4 and outside the bellhousing on an FMX.On the FMX the bolt heads point towards the rear of the transmission and thread into the bellhousing through ears on. the #1 thrust washer size on the Ford C4/C5 Transmission 1st time rebuilding a transmission . Ford c4 exploring episode 1Ford C6 transmission bringing it back from the graveyard!!! C4 Transmission Valve Body Shift KitHow to rebuild a Ford C4 '70 to up valve body Overview of Ford c4 auto trans performance overhaul. PERFORMANCE AUTOMATIC C4 VALVE BODY. Hey Emilio, the best way to identify Ford transmissions is via the pan and general physical appearance. Check out this visual guide on different Ford transmission pan patterns, and this good guide on how to tell the difference between a C4 and C10. We’re pretty sure the R stamp refers to the servo type used. hy guys, i'm restoring my 1970 mustang with 351c engine and fmx transmission, it stops to run in every gear i try so i've dissasembled the transmission case an d i've found the oil pump broken, but the problem is that the modulator rod is absent, so i cant go on with the rebuilding work.

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No doubt the C4 is much lighter if you are looking to shave a bit of poundage. They take about the same amount of power to turn. But parts for C4 are easier to obtain. So it's a case of run what you brung. Parts for FMXs are hard to find cuz no one saves them. The FMX is almost bullet proof and hardly ever goes bad. So, parts don't sell. The C6 transmission was developed and created by Ford in the 1960s. It was very similar to the C4 transmission that was created a few years earlier, except that the C6 was designed to accommodate more torque and power than the C4, and generally to be used in the larger engine applications.. One of the most unique features that added to the durability of this transmission was the Borg Warner. Description. A toggle switch must be installed to operate 4th gear and converter lock up. We can build this valve body to work with lock up and non lock up torque converters. We can also build it with or without engine braking in 1st gear. Engine braking is provided in 2nd gear. Great for retro fitting into hot rods and other non computer. Vintage Mustangs used a variety of C4, C6, and FMX automatic transmissions. Jim Smart Writer. Jun 21, 2013. See all 15 photos Another C4 main case difference is how the transmission is vented. the fmx is a big auto and parts are harder to find for them so stay away from them , if you go an auto ( and want to stay old school with a 3 speed which id suggest ) id get a c10 , some call this the c4 , it came out in about 1970 and you tell the difference is that the dipstick goes into the transmission pan ( sump). The bolts which fasten the bellhousing to the main case are inside the bellhousing on a C-4 and outside the bellhousing on an FMX.On the FMX the bolt heads point towards the rear of the transmission and thread into the bellhousing through ears on the main case so they are visible. Dec 14, 2004 · Ford did not start producing the AOD transmission until 1980. There is little if any interchangeability of between flexplates that fit C4, C6, and FMX transmissions and flexplates that fit the AOD. Further, 1968-80 302 engines were built with a 28-ounce imbalance factor, and 1981-2001 302 engines were built with a 50-ounce imbalance factor, so .... FMX is bigger and is rated (factory) at a higher power rating than C4. Lots of old schoolers still support the FMX but the C4 is more popular. No need to swap unless you're going racing and trying to get the edge... C4 is all aluminum, has external servo 'cover' on the side with 4 bolts. FMX is cast iron in the center and aluminum bell and tail. C4's are 3 speed auto's and AOD are Overdrive 4 speed auto's with nothing in common. Now that we are past that, there is no such thing as a kick down on an AOD. There is a Control Cable, sometimes called a TV cable. This is critical to transmission shifting and life.

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Supplying this tag information when ordering a replacement transmission or transmission parts is important 1997–Current 5R44/5R55 Series — 5-speed based on the 4R44E/4R55E, Bordeaux Transmission Lincoln LS and Ford Thunderbird; 1980–1993 AOD — Ford 's first 4-speed automatic transmission , based on the FMX but with a torque-splitting. Fairfax Transmission Plant. The FMX was manufactured from 1968 to 1979, when the Fairfax Transmission plant was closed. The transmission combines a three-element torque converter and a hydraulically-controlled three-speed and reverse planetary gearbox. The drive is always through the torque converter and one of the planetary gear ranges.. Step 1 Before you begin - let vehicle cool for about an hour. Disconnect battery. Raise vehicle and support on jackstands. The higher you raise it, the easier it is to work under. Step 2 Drain oil from transmission by removing the drain plug. Now is a good time to install a new Drain Plug Kit. 6R80 Transmission Features and Benefits. Offers six forward speeds, with gear ratios of 4.17, 2.34, 1.52, 1.14, 0.87, and 0.69:1. The US-produced Ford 6R80 transmission is based on the robust ZF 6HP26 design, which has been used by automakers world-wide for over 14 years. Enhancements were added by Ford to further improve the >transmission</b>. developed by the engine and the converter, the turbine begins to rotate and turns the transmission input shaft. The converter torque multiplication gradually tapers off as the turbine speed approaches impeller speed and becomes 1:1 when the turbine is being driven at 9/10 impeller speed. This is called the point of coupling. Although they used the same basic Raveneaux design, the FMX and AOD are completely different transmissions. They are heavy, leaky, and leak prone between the spit valve bodies due to the transfer tube and not a durable or serviceable as the newer C4 or C6. Like I said, I loved them because of their breakage. Changes to the C4 by Year. The C-4 was a remarkably long-lasting transmission and was in use until 1981, at which point it was replaced with the C5, which was essentially a C4 transmission with a locking torque converter.. One of the most important changes to happen to the C4 was the increase from 24 to 26 splines on the input shaft, which increased the durability of the transmission. My concern would be the 460 exceeding the FMX's holding capabilities. S. I ran one for years and didn't have any problems but I also didn't have any traction. The OP will need to use an FMX floor shifter because unlike a C6 the FMX doesn't have a provision for a neutral safety switch. The switch is in the shifter. Jun 23, 2007 · FMX has 2.40 1st gear. C4/C6 has 2.46. FMX has 1.47 2nd, C4/C6 has 1.46. Your engine won't see the difference. The AOD shares the same drivetrain and thus the same gear ratio. C4-C6 have a different gear train (Simpson) than MX/FMX/AOD/AODE/4R70W which are known as Ravineaux.. Supplying this tag information when ordering a replacement transmission or transmission parts is important 1997–Current 5R44/5R55 Series — 5-speed based on the 4R44E/4R55E, Bordeaux Transmission Lincoln LS and Ford Thunderbird; 1980–1993 AOD — Ford 's first 4-speed automatic transmission , based on the FMX but with a torque-splitting. If you have one and are cost sensitive then keep it. FMX's are *harder* to find a *variety* of parts for than a C4. FMX's and C6's share output shaft size but the input shaft is smaller on an FMX vs C6. A C4 is even smaller. The clutches? Well C4 are about 60% as big as FMX which are 60% as big as C6. You make the call ! B brianfulwood Registered. The FMX was originally supposed to be a stronger transmission and was used behind larger engines than the C4, however the C4's lighter weight coupled with better aftermarket parts has made it the preferred choice for most. Good luck Rory "I'm not a Mustang expert, but like so many others I play one on the VMF". When Harry did the up-grade, you could see difference in the cases. While both were 9 7/8 long ( 72 Ford FMX / D2AA & 62 Cruise #97H ), the FMX had extra rib stiffeners (Picture #1) to beef up the weak areas of the Cruise. I helped Harry transfer the upper holes from the Y-Block bellhousing to the FMX case (Picture #5) like the Street Rodder. PEF-J 302cid XA-XC(Also used with some 351 2V XA to XB ilo FMX) This is the type people call "C10" ... In an effort to assist identification, the transmission industry has adopted an informal method. gregaust said: Here's the difference..C4,5,9 and C10 are all basically the same trans with some differences between them. These are some of the. Ford 302 engines built between 1969 and 1980 or 351 engines built from '69-'81 with the C-6 transmission, used a 28.2-ounce imbalanced flexplate which is 117/16 inches in diameter. Ford engines built after '81 used a 50-ounce imbalanced flexplate. Ford C4-C6-FMX reconditioned. Jun 23, 2007 · FMX has 2.40 1st gear. C4/C6 has 2.46. FMX has 1.47 2nd, C4/C6 has 1.46. Your engine won't see the difference. The AOD shares the same drivetrain and thus the same gear ratio. C4-C6 have a different gear train (Simpson) than MX/FMX/AOD/AODE/4R70W which are known as Ravineaux.. The C4 can be split into three sections, which are the transmission case, bell housing, and the tail housing. On the other hand, the C6 identification is the Borg-Warner flexible shift band and the Simpson planetary gearset it features. Within its case are a one-piece casting and a bell housing. 13 ago 2019. Find Torque Converters C4 Transmission Type and get Free Shipping on Orders Over $99 at Summit Racing! ... 1974 ; 1973; 1972; 1971; 1970; Show All. Crank Pilot Diameter . 1.375 in. (86) 1.850 in. (1) Get Results;. 63-64 260 289(5 bolt) Ford FMX auto. For FMX auto trans. Block 5 Bolt pattern. C5AP-7976-A. FE with Ford FMX auto transmission . For FMX MX auto trans . D3OP-7976-AB. 73+ 302 351W 351C small block . For FMX auto trans . Application. legend . Confirmed App. Unconfirmed App. If you have one and are cost sensitive then keep it. FMX's are *harder* to find a *variety* of parts for than a C4. FMX's and C6's share output shaft size but the input shaft is smaller on an FMX vs C6. A C4 is even smaller. The clutches? Well C4 are about 60% as big as FMX which are 60% as big as C6. You make the call ! B brianfulwood Registered. The C-4 is lighter, easier and cheaper to rebuild without problems. If they are working ok they both do alright but if I was starting from scratch and setting up for something it would be a C-4. FMX is an old-style design transmission, C-4 is modern-style and less problematic in the long run. I would rather rebuild 2 C-4s than one FMX. A stock AOD will also handle more hp then a stock C4. The downsides to using an AOD are you will need a shorter driveshaft, an AOD specific transmission mount and an assortment of other parts for the swap. The other major issue with running an AOD is getting the line pressure set correctly with a TV cable.

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The Difference Between White and Black Connector Solenoids ... 6F55 6R100 6R140 6R60 6R75 6R80 8F24 8F35 8F45 10R60 10R80 10R140 A4LD AOD AODE ATX AX4N AX4S AXOD AXODE C3 C4 C5 C6 CD4E CFT23 CFT30 CTX E4OD FIOD FMX FNR5 HF35 / EVT MPS6 MX ... manufacture and test our automatic transmission parts with attention to every detail, from concept. Aside from this difference, the FMX operates much the same way as a C4. Band adjustment is similar, with a setscrew and locknut like C4 and C6. FMX intermediate and low-reverse servos are located. Dec 28, 2021 · The AOD may seem intimidating when placed with older FMX 3-speed, C4, and C6 automatics. The only difference is the direct overdrive lockup – to do away with wasteful slippage – and add-on hydro-mechanicals. The automatic overdrive came in a fresh-cast aluminum case with an overdrive unit as well as a trustworthy planetary gearset.. Mar 04, 2022 · One of the most important changes to happen to the C4 was the increase from 24 to 26 splines on the input shaft, which increased the durability of the transmission. Plate Locations for Ford Automatic Transmissions. The C4 was primarily used in V6 and smaller V8 engines and had a relatively low torque capacity.. FMX: Cast iron, so heavy tops the list. Least aftermarket support. Some cast iron internals are fragile. Swaps easily with C4. Was designed in the mid 50s. What year car. If it came with an FMX, it likely will fit a C6 fine. Some cars it is a tight fit though, and some cars may require tranny crossmember mods. I need to know how to tell the difference between a C4 and an FMX Gearbox. The car came standard with a FMX but I have been told it was converted to a C4. ... The FMX is friggin huge compared to a C4. The FMX is almost the "HEAVIEST OF HEAVY SLUDGE-O-MATICS (tm)", bettered only by the C6 of the Ford Automatic Transmissions. Falcon G.T. Club of. The Haynes Ford Automatic Transmission Overhaul Manual Jeff Killingsworth 1996 Ford transmissions . Automatic AOD, BW 35/40, LE85/91/93/95/97, C4, C5, C6, C9, C10, FMX and M51. Manual 3 speed, 4 speed and 5 speed single rail, Top Loader, T5 and M57. Step by step instructions for a pull down and rebuild. list of talent agencies in los angeles. From a V-8 performance standpoint, there are really only two transmissions to consider - the C4 and the C6. The C4. Introduced in 1964, the C4 was Ford's first light-duty three-speed automatic transmission. It was used behind four-cylinders, six-cylinders and small V-8s by all Ford divisions (Ford, Lincoln and Mercury). The middle part of the FMX gearbox is made entirely of cast iron, so it can be easily distinguished from the rest. Even with the C4 transmission, there are some differences, not all gears fit together. The early models from 64 to 69 have an input shaft with 24 teeth (spline) and a diameter of 0.788 inches. The 1970s with the case number D0 had. Scott Drake Transmission to Block Spacer Plates C5ZZ-7007-7986 Spacer Plate, Transmission to Block, With 157-tooth Ring Gear, Steel, Natural, Ford, Each Part Number: SDK-C5ZZ70077986. Jul 11, 2002 · smciner1. BSR Twin System (tm) Joined Aug 7, 2001. 4,751 Posts. #4 · Jul 11, 2002. The FMX is friggin huge compared to a C4. The FMX is almost the "HEAVIEST OF HEAVY SLUDGE-O-MATICS (tm)", bettered only by the C6 of the Ford Automatic Transmissions. Falcon G.T. Club of Geelong Inc.. Jun 21, 2013 · Vintage Mustangs used a variety of C4, C6, and FMX automatic transmissions. Jim Smart Writer. Jun 21, 2013. See all 15 photos Another C4 main case difference is how the transmission is vented .... The picture below shows 4 flexplates, the two on the top step are the ones I pulled from the Ranchero and the Cougar. Ranchero with C4 on the left and Cougar with C6 on the right. The two flexplates on the lower step are from two FMX transmissions I have. I can see the depth difference from the two flexplates on the upper step, but from what I. The FMX was a slightly redesigned FX. It got extra ribs to stiffen the case, and some other changes. I believe the FMX was created to define a half-way step between the C4 and C6 tranny. I don't yet know whether the MX hung around long after the C6 became available, nor do I know whether the FX stuck around after the FMX arrived in 1967. Dec 14, 2004 · Ford did not start producing the AOD transmission until 1980. There is little if any interchangeability of between flexplates that fit C4, C6, and FMX transmissions and flexplates that fit the AOD. Further, 1968-80 302 engines were built with a 28-ounce imbalance factor, and 1981-2001 302 engines were built with a 50-ounce imbalance factor, so .... Ford AOD Transmission Shifters; Ford C4 Transmission Shifters; Ford C6 Transmission Shifters; Ford FMX Transmission Shifters; GM 200R4 Transmission Shifters; GM 350 (TH) Transmission Shifters; GM 400 TH Transmission Shifters; GM 4L60 E Transmission Shifters; GM 4L60 Transmission Shifters; GM 4L80 (E) Transmission Shifters; GM 700 R4. May 11, 2003 · C4 2.46 vers FMX 2.39(or is it 2.4?) C4-C10 are basically the same box, there is a bit more differences than where the dipstick tube is positioned but, later boxes i.e. C10 are stronger cased etc than earlier boxes and you can check this in the bell housing area with the amount of bolts used. (Can’t remember exactly, something like 8 vers 12?). Case-fill C4 transmissions are light-duty; the bellhousing bolts to the front pump instead of the main case. The 1964-1969 C4 input shaft and clutch hub size was .788 inch with a 24-spline on both ends. In 1970, Ford gave the C4 a larger input shaft and clutch hub measuring .839 inch with 26 splines on both ends for improved durability. The C6 transmission was developed and created by Ford in the 1960s. It was very similar to the C4 transmission that was created a few years earlier, except that the C6 was designed to accommodate more torque and power than the C4, and generally to be used in the larger engine applications.. One of the most unique features that added to the durability of this transmission was the Borg Warner. Supplying this tag information when ordering a replacement transmission or transmission parts is important 1997–Current 5R44/5R55 Series — 5-speed based on the 4R44E/4R55E, Bordeaux Transmission Lincoln LS and Ford Thunderbird; 1980–1993 AOD — Ford 's first 4-speed automatic transmission , based on the FMX but with a torque-splitting. Case-fill C4 transmissions are light-duty; the bellhousing bolts to the front pump instead of the main case. The 1964-1969 C4 input shaft and clutch hub size was .788 inch with a 24-spline on both ends. In 1970, Ford gave the C4 a larger input shaft and clutch hub measuring .839 inch with 26 splines on both ends for improved durability. C4 (bellhousing ... Cast aluminum FMX transmission pans having fins for increased cooling of the fluid used to be made when these transmissions were more common. Nowadays, one of the best higher performance add-ons for the FMX type transmission is an auxiliary cooler mounted with the radiator, to help prevent the transmission fluid from. . FMX or C4(?) mainly. _____ 1976 XB Falcon 500 Wagon - BUILD THREAD ... Just a "small" difference between those old "slush-matic" 3 speeders and the current technology ... Some XA & XB 6 cylinder cars had C4's so the easy way to tell was which side was the transmission selector. _____ 2012 PX Chilli Orange Wildtrak, 2006 SY Territory TS AWD. FMX: Cast iron, so heavy tops the list. Least aftermarket support. Some cast iron internals are fragile. Swaps easily with C4. Was designed in the mid 50s. What year car. If it came with an FMX, it likely will fit a C6 fine. Some cars it is a tight fit though, and some cars may require tranny crossmember mods. The green stripe is the most common, the colours mean different spring tensions ie the softer the spring the lower & softer the shift points . By adjusting the screew out you allowing the vacuum to act more on the modulator . In the shop we used to order all green stripe for use in the 400 and 350 . Try not to adjust it too much a couple of. Old automatic transmissions were shifted entirely using hydraulics, not electronics. For this operation the transmission would generate 3 pressures; line pressure, throttle pressure and governor pressure. Line pressure is generated with the front pump of the transmission. It is used to actuate clutches and bands. I have the 351w with an fmx and 164 tooth flywheel. The starter is the same. on the older fords from atleast 60 to 75 and probubly longer., all the starters are identical 6 and 8 cylinder, but they have 4 different nose plates, long 2 bolt,long 3 bolt, short 2bolt and short 3 bolt. You can swap the nose pieces on all of them I have ever had. This transmission came into play back in the 60s and was the first light-duty automatic transmission with three speeds. It worked for six cylinders, small V8s, and four-cylinder applications. As such, it catered to vehicles such as the Mercury and the Ford. It featured bolt-on bell housing, which allowed for its adaptation to different engine. Yes gears are interchangeable..C4,C9,C10,C6 and FMX are all the same in either 6 or 8 cyl.These transmissions all go in the left side whereas borg warners and toploaders go in the drivers side so the teeth go the other way.The only difference is the way the teeth go between the left or right entry . S. ... C4 Transmission: 43-7086 :. This allows you to sink the gas pedal into the floor after you've staged the car in gear. On a sportsman tree, as the last yellow goes out, you release the trans-brake button and the transmission solenoid releases. Consequently, the car leaves the line with the engine spinning at a pre-determined rpm. Ideal replacement - this transmission oil pan matches the fit and function of the original pan for a trouble-free replacement ; Durable construction - this transmission oil pan is made of quality materials for durability and leak-free performance ; Cost-effective solution - offers original equipment performance at competitive price. of C4-to-AOD swaps which are similar. Also a friend has done the FMX-to-AOD swap. The C4-to-AOD swap required a custom transmission crossmember but we were able to modify the FMX mount. Since the distance from the bellhousing face to transmission mount of the AOD and C6 are within a 1/4" of each other,. Sep 10, 2003 · The FMX is a heavy transmission reputed to eat considerably more HP than the C4 (and withstand more power though Ive never seen a figure) and has little or no performance aftermarket support. The C6 is a heavy tranny reputed to eat somewhere around 50HP, withstand almost 600HP, and has good aftermarket performance support.. The C4 transmission is close to 20 inches, slightly more or less depending on if the case fill or pan fill option is selected. The C4 weighed 110 pounds dry, and without torque converter, far lighter than the 228 pounds of the Ford-O-Matic that it replaced. Sep 10, 2003 · The FMX is a heavy transmission reputed to eat considerably more HP than the C4 (and withstand more power though Ive never seen a figure) and has little or no performance aftermarket support. The C6 is a heavy tranny reputed to eat somewhere around 50HP, withstand almost 600HP, and has good aftermarket performance support.. What is 4×2? The term 4×2, which means that the vehicle is two-wheel drive, is generally used to describe rear-wheel drive trucks and SUVs. With a rear-wheel drive layout, rotational force from the engine is transferred from the transmission to a driveshaft, which connects to the differential and the rear wheels. The rear wheels transfer tractive force to the road, thereby setting the. If you have one and are cost sensitive then keep it. FMX's are *harder* to find a *variety* of parts for than a C4. FMX's and C6's share output shaft size but the input shaft is smaller on an FMX vs C6. A C4 is even smaller. The clutches? Well C4 are about 60% as big as FMX which are 60% as big as C6. You make the call ! B brianfulwood Registered. Feb 29, 2012 · Because the C4 and C6 were developed at the same time, they're very similar; the only real differences are size and low-reverse function. The FMX is more old-school with a Ravineaux twin planetary.... C4's were produced and used in production cars and trucks from 1964 to 1981, when they were replaced by the three speed automatic transmission with lockup torque converter known as the C5. In this timeframe there were several versions, each with significant differences that, depending on your application, might make one better for you. You save $0.14! 35371B 700R4 4L60E Transmission Forward & 1-2 Accumulator Spring, red color. 1.485" outside diameter X 1.656" tall X .114" coil thickness. Competitors Price $1.24. The transmission signal of the aforementioned FMX stereo broadcast includes a compressed stereo difference signal (L-R)' broadcast simultaneously with the transmission signal of conventional FM stereo broadcasting, for example, a stereo sum signal (L+R) and stereo difference signal (L-R). The transmission signal can be expressed as: f(t)=(L+R. Oct 10, 2005 · 1,254 Posts. #5 · Oct 10, 2005. yeah and if can visually se rust on the center case it's an FMX. FMX is the only trans you'll find that has a cast iron case.well unless you go bact to the fifties and early 60's to the 2 spd ford-o-matic. www.69STANG.com.. A TorqKit is designed to increase the capacity of the clutch pack, usually involving adding friction plates and other components as well. Engineered to withstand high-stress diesel or towing with increased horsepower and torque beyond OE specification, the TorqKit increases durability, and improves clutch life.The Raybestos Powertrain ZPak is a single-sided clutch system developed to overcome. May 11, 2003 · C4 2.46 vers FMX 2.39(or is it 2.4?) C4-C10 are basically the same box, there is a bit more differences than where the dipstick tube is positioned but, later boxes i.e. C10 are stronger cased etc than earlier boxes and you can check this in the bell housing area with the amount of bolts used. (Can’t remember exactly, something like 8 vers 12?). Supplying this tag information when ordering a replacement transmission or transmission parts is important 1997–Current 5R44/5R55 Series — 5-speed based on the 4R44E/4R55E, Bordeaux Transmission Lincoln LS and Ford Thunderbird; 1980–1993 AOD — Ford 's first 4-speed automatic transmission , based on the FMX but with a torque-splitting. Transmission Rebuild Kits. Transmission Rebuild Kits are Transtar's most popular products for a reason. We offer a full range of kit levels that include all necessary soft parts to complete a transmission rebuild no matter how extensive the job's parts needs are. Click to see our rebuild kits for late model transmission applications: Buy Now!. Mar 02, 2005 · a C4 and a C6 is aluminum, while an FMX is cast iron, so if a magnet sticks, it is an FMX. If it does not stick, a C4 has a bolt on bell housing, and the C6 is a cast on bell housing Save Share. An indication of a faulty transmission modulator valve is the inability of an automatic transmission to shift gears. Additionally, the transmission or manifold may begin to smoke. To replace it, first raise the vehicle with a floor jack, and place jack stands under it for support. Detach the vacuum hose that runs from the valve to the intake. Transmission Rebuild Kits. Transmission Rebuild Kits are Transtar's most popular products for a reason. We offer a full range of kit levels that include all necessary soft parts to complete a transmission rebuild no matter how extensive the job's parts needs are. Click to see our rebuild kits for late model transmission applications: Buy Now!. This clip is taken from the beginning of my How To Rebuild the Ford C4 video series. I get many questions from customers and people on Ford forums asking abo. Aug 08, 2006 · class=" fc-falcon">The bolts which fasten the bellhousing to the main case are inside the bellhousing on a C-4 and outside the bellhousing on an FMX.On the FMX the bolt heads point towards the rear of the transmission and thread into the bellhousing through ears on the main case so they are visible.. Changes to the C4 by Year. The C-4 was a remarkably long-lasting transmission and was in use until 1981, at which point it was replaced with the C5, which was essentially a C4 transmission with a locking torque converter.. One of the most important changes to happen to the C4 was the increase from 24 to 26 splines on the input shaft, which increased the durability of the transmission. The bolts which fasten the bellhousing to the main case are inside the bellhousing on a C-4 and outside the bellhousing on an FMX.On the FMX the bolt heads point towards the rear of the transmission and thread into the bellhousing through ears on.

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You can mount the shifter above or below the floor on the transmission tunnel. You can mount it in the center or offset. ... you may use an FMX Shifter. Do you make a shifter that fits a C-5? Our C-4 automatic transmission shifter works for a C-5. ... Is there a difference between carbureted or tuned-port cables? Yes. Chevy Tuned-Port, LT1 and. Jun 21, 2013 · Vintage Mustangs used a variety of C4, C6, and FMX automatic transmissions. Jim Smart Writer. Jun 21, 2013. See all 15 photos Another C4 main case difference is how the transmission is vented .... Correct, the C-4/ C-6 and the FMX are quite different transmissions entirely, I believe they share the same gearing, but the C-4s and C-6s are all single planetary sets while the FMXs are dual. The FMX also had a cast iron case, helping to put some of the weight towards the center of the car. While the C-4 and the C-6 both had aluminum casings. The C4 is a lot tougher in it's stock form than an AOD is in it's stock form. If you're off in the adjustment of the kickdown rod on a C4 it'll kick down a gear early or late, if you're off in adjustment of the TV cable on an AOD it'll burn up the transmission. The C4 is significantly lighter, mechanically simpler, and the performance. In place of the original column-shifted, air-cooled, two-speed Ford-O-Matic is an owner-built C4 with a floor-mounted B&M shifter Complementing your Chevrolet Performance crate engine with a factory-engineered new or remanufactured performance transmission is a cinch with Our transmission servicing prices start from Started off as a simple N/A build with. Jun 03, 2004 · class=" fc-falcon">FMX are heavier. They are cast iron I think. C4 lighter alloy casing. Bit easier to get parts for + better gear ratios. Correct me if Im wrong fellas. You are correct.The FMX (cruisomatics) were a very heavy box.The C4 AND 10's have a much broader range of high performance parts and are easier to source. S shaynet ESP Man Joined Apr 17, 2002. Find Torque Converters C4 Transmission Type and get Free Shipping on Orders Over $99 at Summit Racing! ... 1974 ; 1973; 1972; 1971; 1970; Show All. Crank Pilot Diameter . 1.375 in. (86) 1.850 in. (1) Get Results;. tabindex="0" title=Explore this page aria-label="Show more">. i bought a transmission from a guy assuming it was a c4 for my 66 mustang 289.a friend of mine doesen't think it is a c4 he said it looks like an fmx.is the fmx as good as the c4?how do you tell the difference between the two.the numbers i found on the case are D4AP-7006-AA.if it is an fmx could i still use it in my tang?i have pictures that i. The AOD (for automatic overdrive) is a four-speed automatic transmission with overdrive. Introduced in 1980, it was Ford's first four-speed automatic overdrive transmission. The gearset design is based on the Ford "X" automatic transmissions used during the 1950s, 60s and 70s. The AOD replaced many of Ford's older transmissions such as the C4. Jun 17, 2004 · Jun 17, 2004. #3. I just changed from a C-4 to FMX in my 70 MACH1. They both bolt up to the engine with no problems but there are some things that are different. 1) C-4 is shorter so it takes a different length driveshaft. 2) output shaft on the C-4 is smaller so it takes a different yoke on the driveshaft. 3) C-4 uses a different crossmember .... June 8, 2022. The Ford 390 was a 6.4-liter (390.04ci) gasoline big block V8 engine that was produced between 1961 and 1976. The 390 was part of the Ford-Edsel (FE) engine family, which was produced from 1958 to 1976. The 390 is a torquey and bulletproof motor that's still popular with performance engine builders. hy guys, i'm restoring my 1970 mustang with 351c engine and fmx transmission, it stops to run in every gear i try so i've dissasembled the transmission case an d i've found the oil pump broken, but the problem is that the modulator rod is absent, so i cant go on with the rebuilding work. Oct 04, 2007 · With the large C4 bellhousing and converter I'm going to use on the 164-tooth flexplate it already has, the overall difference in length between this transmission and the FMX is insignificant. That just leaves the yoke.... FMX: Heavy. More rotating mass. Uses more horses. Very few aftermarket upgrades available. Darn near bullet proof. Hard to find used parts because no one saves them (they don't go bad and don't sell) When weight and horses don't matter, the FMX is dollar for dollar the better transmission. Otherwise, the C4 is best. Ford 302 engines built between 1969 and 1980 or 351 engines built from '69-'81 with the C-6 transmission, used a 28.2-ounce imbalanced flexplate which is 117/16 inches in diameter. Ford engines built after '81 used a 50-ounce imbalanced flexplate. Ford C4-C6-FMX reconditioned. That's where the similarities end; the AOD is wider (356mm v 250mm), heavier (63kg v 45kg) and a lot broader in the main body. Internally, the AOD shares similar planetary architecture as the old FMX, so it's strong by design — note the considerable difference between AOD and C4 internals (above right); a stocker can handle more than 400hp. 7,568 Posts. #6 · Aug 9, 2012. I would just build the FMX..Run the 302/C4 until it's time for the swap. Sure the FMX doesn't have the reputation necessarily, but those in the know still run the FMX. Much like the rationale of the 289/302 being easier to get HP out of than a "W"....That used to be true. It also used to be true that a "C" head. Borg Warner, C4 and FMX 3 spd. auto: Top Speed: 180 km/h : Number Built: 20,888: Collectability: Ford Fairlane ZJ ... The 4.9 litre V8 engine, together with a "T" bar centre console mounted shift automatic transmission and power steering were pretty basic in design. The 5.8 litre engine was an option and, oddly enough, so was a column shift for.