1st Gen G-Body Engine Parts

Here's a handy guide to familiarize you with our G-Comp line of performance suspension systems.

Inside GM’s Gen V LT engine family: history, tech, and performance of each LT engine option available.

Looking to swap the venerable LS engine into your hot rod, muscle car, or classic truck? Take a look at our detailed identification guide for Gen III/IV LS engines before you hit the salvage yard or swap meet!

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.

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

Build a high-performance Gen V LT engine with proven power combos and learn about LT upgrades and tuning tips for maximum power

This little Nova is loaded with G-Comp suspension, big tires, and a nasty LS engine. It's a mean autocross machine, even if it seems like an unlikely candidate.

Learn correct spark plug firing orders for SBC, LS, Mopar, AMC, and Ford V8s, and learn what the correct firing order means for performance.

There are several aspects of a properly relocated battery installation. Our guide will help you ensure that your relocation goes smoothly.

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