2004R Drag Racing Transmission Parts

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

Estimate horsepower, trap speed, and ET with our drag performance calculator. Use it as a 1/4 mile time estimator or 1/8 mile ET to mph calculator.

Exlpoded View of the Bert 1300 Late Model Racing Transmission

Our guide will help you find the best drag tire for your application and needs

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

The 700R4 is a great choice when it's time to upgrade your classic car or truck with an overdrive transmission. Here's what you need to know about GM's famous 4-speed automatic.

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

The '21 season marks the 70th year of NHRA drag racing. Here's look at a few great drag cars from that 70 year history from the Museum of American Speed.

We show you how to keep that old GM transmission when swapping in an LS engine. Our LS swap adapter kits make it easy!

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