Add Yahoo as a preferred source to see more of our stories on Google. Long before automatic transmissions like the 4L60E earned such bad reputations, General Motors entrusted the Turbo Hydra-Matic ...

In the auto trans world, few transmissions can handle the type of power the TH400 can when it's upgraded from stock. Unlike the Powerglide, which is mainly a drag racing trans, the TH400 is a viable ...

There are few things in the world of high-performance cars that are truly reliable. One would have to be the GM TH400 automatic. As durable as this three-speed juicebox is, there is still room for ...

A far better option is to purchase a new or remanufactured trans, tailored to your engine's power output. TCI Automotive offers three stages of transmission: the Street Rodder, capable of handling 350 ...