GMC Jimmy Valve Springs

Learn how to choose the right valve springs for your camshaft, the differences between single and dual valve springs and when to replace them.

Choosing new wheels for a GMC Chevrolet truck. This project uses Speedway Motors GM Rally Wheels and new tires to enhance the appearance of the truck.

A guide on how to check piston to valve clearance to prevent interference. See what tools are used to make this process easier.

Read how to install rear drop spring to lower a 1969 C10 pickup. Follow these steps for a smooth installation.

The stories and memories you create in the garage and on the track make every day at Speedway Motors meaningful. Thanks for building your stories with us. Timm's dad introduced him to the motorsports world and he continues to appreciate it.

Need a little help Identifying GM Body Styles 1964-1972? Click Here!

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.