Precision Replacement Parts 1978 GMC C25

If you're ready to swap an LS engine into you '73-'87 Squarebody Chevy or GMC truck, here's a guide to get you started and a parts list to help you get everything you need for your swap.

Learn how to swap out an LS engine with a modern fuel injected engine into a hot rod for added horsepower, fuel economy, or throttle response. View a list of parts and helpful tips to complete the installation.

In this restoration project, find out how to remove rusted floor pans and install new sheet metal on a 1963 Chevy Impala. Investing in the proper tools is essential in getting the job done right!

Looking for a cost effective way to upgrade the front of your car? This article shows the steps to replace upper and lower stock control arms with tubular control arms for added suspension strength.

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.

Preventative maintenance is crucial for hot rods. In this article, Jess shows you how to place a front wheel cylinder on an early Ford.

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.

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

This article demonstrates how to install a complete Winters quick change kit with additional parts including birdcages, brackets, and calipers for a modified race car.

Some basic info on the various exhaust options carried by Speedway Motors.