Packard 4R70W Driveline and Axles

In this Tech Tip, John answers a customer question about finding the right axle length for his 1931 Model A.

With the coil-overs attached, it is now time to make the Chevelle rear whole again. Follow along as Jeff installs a 9" third member and spline axles with a few tips on axle lengths and bolt patterns.

A customer wrote in talking about turning his 1967 Chevy Impala into a gasser. He wanted to know if we could help. Tech John W. lays out a couple options

In this Tech Tip, John offers up a couple solutions to a customer wanting the best electric option to fuel his project.

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 '70 Camaro is a race car with a license plate, delivering aggressive performance weekend after weekend. It also serves as a test mule for the Speedway Motors R&D team to try out new ways to go fast in a 50-year-old muscle car!

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