Tri-Five 10 Transmission Parts

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

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!

Check out these tips on T-5 transmissions!

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.

We help determine what are the best 10-spline quick change gear ratios for your street or racing needs

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

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

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.

Reference this old tire size conversion chart to equip your old car or truck with modern radial tires. Our tire fitment guide covers a variety of tire types and sizes.

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.