AC T56 Shifters and Control Modules

It's fun to row your own gears. Tremec transmissions are a great way to add a modern overdrive manual to your classic car or truck. Here's a guide to help you select the right one.

Concerned about a transmission swap? Our engine transmission compatibility checker will help confirm what you need to make it happen.

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

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.

Our friends at FiTech created this handy guide to help with that critical throttle adjustment and IAC setting...

Check out these tips on T-5 transmissions!

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

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.

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.