GM B-Body Timing Gears and Sprockets

What happens when you advance or retard a camshaft? In this tech article, we explain the pros and cons of installing your cam straight up, advancing or retarding.

Decode, ID, and upgrade your GM 12-bolt rear end. Learn axle specs, gear ratios, and best performance parts upgrades.

Learn how to set initial timing on the Chevy 350 SBC and the Ford 302. Our guide covers step by step instructions so you can set timing on your engine.

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

Read up on GM 10 bolt ring and pinion installation instructions. Follow along as our employee Zach installs a GM 10 bolt rebuild kit from Motive Gear.

Speedway Motors employee Steve upgraded the trailing arms on his 1976 Chevrolet Laguna with some spherical bushings.

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.

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.

It's important to pick the correct distributor gear material for your camshaft to prevent the gear failing and causing big problems for your engine.

Learn more about GM steering column identification, GM steering column lengths, and GM steering column compatibility.