4th Gen GM F-Body Air Intake

Why buy a cold air intake like everyone else when you can build your own?

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!

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

Keep your rear cylinders running cool in a high performance engine by installing a water bypass kit to the intake manifold.

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.

Save yourself some time and get a Flathead generator stud for your Flathead intake.

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.

This resource contains a transmission pan shape ID chart and other tips to help with identifying GM transmissions.

Learn about GM alternator identification in our guide. We cover GM 3 wire alternators, 1 wire alternators, and externally regulated so you know what to choose.