Jeep CJ Auto Trans Shift Kits

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

Speedway Motors employee Pat O. is back to talk Ford Automatic OverDrive Kickdown brackets and kits.

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

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

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

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

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

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

Follow along as Jeff installs an early 700R4 transmission for the big block in his 1967 Chevelle. See how this unit is upgraded and converted to a later 30 spline style.