Tri-Five Transmissions

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

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

In this Tech Tip, John explains the design behind a set of headers destined for a Tri-5 using a traditional rack and pinion style steering system.

Check out these tips on T-5 transmissions!

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.

Follow Tim as he swaps tail housings and covers on a T-5 transmission

Learn about how aftermarket transmission coolers can help keep your transmission cool and the different options available for cooling with our expert guide.

Need better tire traction on the track? Read our guide on increasing traction with grooving, siping, and needling to ensure your racing tires have great grip.

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

Should you mix bias-ply and radial tires? Get all the information you need with our guide on radial tires and bias ply tires, and why mixing is risky.