Chevy R20 518 Transmission Parts

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

This new steel bellhousing from Speedway Motors is made for everyone who wants to run three pedals without spending a fortune or relying on a crusty original.

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

We finally get to drive Project Chevelle after the big engine swap, and it's pretty awesome. Rowing through the gears with our new Tremec 5-speed isn't bad either!

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.

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

Learn about the G Force crossmember and how the symmetrical product design makes for a smooth installation on Jeff's 1967 Chevelle.

Learn the basic function of a torque converter along with alternative ways to cool your Chevy transmission.

Exlpoded View of the Bert 1300 Late Model Racing Transmission

Decode small block Chevy engine suffix codes and block casting numbers with our SBC decoding info guide. Learn how to find and decipher your small block Chevy engine codes quickly and easily!