1979 GMC Jimmy T5 Frame

Check out these tips on T-5 transmissions!

Learn about the power behind the G-body platform and the steps to upgrade a 7.5" bolt rear end to a 8.5" to withstand high horsepower. See how to change the differential fluid and install new gaskets.

Chris Ryan's '78 Firebird is a loving tribute to that famous Trans Am from _Smokey & the Bandit_, but with style and performance that would have been nearly impossible when the Bandit was busy with Sheriff Justice.

Tim demonstrates the brake assembly with a Wide 5 drum brake and Speedway's new self-energizing backing plate.

Steve takes us along as he centers the 525 manual steering gear he is using for his Laguna.

Mick Rau has a garage full of cool cars, but this Hirohata-inspired Merc is a standout.