And once youve gotten those Mustang Accessories on your. Thats why AmericanMuscle carries a vast collection of Mustang Transmission Parts for your Foxbody Pony. Without a properly working transmission, your 79-93 Pony is only going to go as far as you can push it. This is today's AOD, and DYNAMIC Racing Transmissions is proud to offer this transmission at the appropriate level for almost everyone. 1979-1993 Foxbody Mustang Transmission Parts. Packaged with the Billet pulleys and Alternator. 347 Complete Engine and Automatic Transmission Kit. It is not uncommon for over the top, 1000+ HP cars to enjoy the benefits of OD to make street driving a joy- even on the highway- drive it to the track, maybe change the rear tires, and then blast down the 1/4 mile with no concerns of breakage- with or without optional trans-brake. Description 347 / 425 HP Turnkey Engine W/ AOD Transmission Cobra Kit. That is no longer the case, as AODs with hardened one-piece input shafts and other features, like the OD Delete valve body, allow us to build an AOD to safely handle 1500 HP. It was not long ago that if you made big horsepower, it was out of the question to expect an overdrive transmission that would hold up. The AOD replaced many of Ford's older transmissions such as the C4, C5, and light duty applications of the FMX. The gearset design is based on the Ford "X" automatic transmissions used during the 1950s, 60s, and 70s. Related: ford aod transmission aod transmission mustang aod transmission 1988 ford f-150 xlt lariat 4. Introduced in 1980, it was Ford's first four-speed automatic overdrive transmission. The AOD (for automatic overdrive) is a four-speed automatic transmission with overdrive.