700r4 Transmission The 700r4 can be identified by its 30.75 inch long aluminum housing with a 16 bolt oil pan. corvettes are the exception with an overall length clocking in at 29.875 inches. look for cooler lines. The 700r4 transmission is a 4 speed automatic transmission that was introduced by general motors in 1982. it is based on the th350 3 speed automatic transmission, and features an overdrive fourth gear that provides a 30 percent fuel economy improvement over the th350.
How To Identify A 700r4 Transmission The 700r4, also known as th700r4, is a general motors four speed automatic transmission that was used from 1982 to 1993. internally called a hydra matic md 8, it was used in front engine rear. The 700r4, also known as turbo hydra matic, is a 4 speed automatic transmission that was launched by general motors in the early 1980s. it is an upgrade to the 3 speed th350 automatic transmission and older models of rear wheel drive cars. also, the 700r4 transmission featured a 30% overdrive in 4th gear which brought about fuel economy. The 700r4, otherwise called the turbo hydramatic transmission, is a 4 speed hydraulically operated automatic transmission built for sports cars and bigger trucks and vehicles. and came a replacement for the former three speed th350 automatic transmission. and also became a better option for older general motors utilizing the rear wheel drive. The 700r4 was the first overdrive transmission offered by gm. an overdrive transmission has the ability to keep engine rpms lower, which means better fuel economy and lesser wear on the engine. the extra gear also allows for improved acceleration and more power at the wheels. it has a 0.7 overdrive ratio, which provides additional torque while.
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