Precision Replacement Parts 1977 GMC K25

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

Steve explains the process of installing Speedway calipers.

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.

How to plan and execute a LS swap into any 1973-1987 Chevy/GMC K10 pickup truck.

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.

Learn how replace lower and upper rear control arms. Read up on racer Steve's A-body control arm replacement and the bushings included kit he recommends.

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.

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 how Zach replaces a transmission and breakaway converter in his 55 Chevy, with some helpful tips along the way.

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