Tri-Five Chevy Inline 6 Transmission Parts

A real-world guide to 4L60 transmission specs, strength, and swap tips.

Gasser Corral sponsored by Speedway Motors at the 2016 Tri-Five Nationals in Bowling Green, KY.

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

Follow along to see how a 1955 Chevy Bel Air is chosen for a Tri-5 restoration project. From a floral dash to a hole in the floor, there is some work to be done!

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

We can teach you some of the major differences between the Ford and GM-style T5 Flathead transmission adapter kits. We'll also walk you through choosing the correct parts in order to make this installation a breeze!

Shortcuts don't always pay off. Zach Raddatz walk us through his experience with a cheap radiator so we don't make the same mistake!

Check out these tips on T-5 transmissions!

Learn how to assemble a Gotta Show transmission cooler line kit for common GM transmissions. Jeff shares some helpful tips on measuring and cutting the braided stainless steel hose for an easier installation.

Here's our attempt to do the impossible: pick a favorite GM truck design!