General Motors used the TH350 and TH400 transmissions in the '60s. The numbers in their names aren't the only things ...

If you drive it, it will break. Whether it's slip, drip, or an inconvenient bang, every automatic transmission will eventually fail. Much like pistons, rings, wheels bearings, and brake pads, ...

With all the emphasis on g-machines, 17-inch wheels and making vintage cars handle like new ones, sometimes it's easy to lose sight of the street-strip cars that still make up a huge portion-perhaps ...

As robust as the GM TH400 transmission is, years of aggressive use will still take their toll. High torque, low gearing, and off-road romping can eventually manifest in the form of a cracked ...

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 ...