AC C4 Shifters and Accessories

There are a lot of choices when it comes to automatic shifters, and we’ll help unpack all the options and features in our automatic shifter buyer’s guide

In this episode of our C10 build series, we swap cams in a junkyard 5.3 and make surprisingly big power.

Looking to update that '67-'72 C10 truck with an LS swap? These motors mounts and transmission crossmember kit will make that modern powerplant and transmission fit like they came that way from the factory!

Learn about performing an LS Swap in a 1972 Chevelle in this tech article. We'll discuss lessons learned from our Chevelle engine swap using a 500-horse 6.0.

This article explains how to install a chrome column shifter into the steering column itself. We will help you determine the length of steering column needed along with all the parts required to get the job done.

Learn how to mount coil-overs with this guide. We can help you find your spring rate, compensate for mounted angle, and measure your replacement shock.

See how to install 3" Ram Horn exhaust manifolds on a C/10 with a 406 engine. Learn some tips on welding steel tubing to a cast iron manifold and how they are modified to fit the truck.

Tech write-up and a video of a Lokar shifter install on an automatic transmission.

Eagle Motorsports, Inc. put together a how-to video on installing their Stallard SST Shifter Assembly.

Learn the proper steps in upgrading your air cleaner assembly to ensure clean air, allowing your engine to more easily make the power that it should.