Willys MB 2004R Shifters and Control Modules

Learn what a manual valve body can and cannot do for your automatic transmission and performance driving needs

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

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

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

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 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.

Learn what throttle and kickdown cables do, how to install them, and tips for troubleshooting issues like broken or stuck cables.

The 700R4 is a great choice when it's time to upgrade your classic car or truck with an overdrive transmission. Here's what you need to know about GM's famous 4-speed automatic.

Tips and tricks to pull the most from your GM 602/604 platform.

An overview on swapping turbo mufflers for chamber mufflers on a 1969 C/10 pickup. See how to extend the muffler length using exhaust pipe.