Plug & Play 4R70W trans swap: Performance Automatic helps us shave serious e.t. without adding more power thanks to a built trans and an aggressive stall The moment our New Edge GT launched at Auto ...

Attention, Project T-top Coupe followers: We finally executed the drivetrain upgrade that we’ve been highlighting—well, hyping—since we embarked on the 1986 Ford Mustang LX’s resurrection back in ...

For the vast majority of consumers, a smooth-shifting automatic transmission is the gold standard. Detroit caters to the least common dominator, except in the relatively rare high-perf models. But ...

The automatic transmission is an amazing yet terribly complex engineering feat. It works by using clutch packs, torque converters, gear sets, solenoids, gaskets, valve bodies, hydraulic parts, and ...

Chevy says the 4L75E-R was designed specifically to handle the torque output from the automaker's new ZZ632 Big Block crate engine, which is factory rated at 1,000 horsepower and 876 pound-feet of ...