Hudson Pacemaker 700R4 Driveline and Axles

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.

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.

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

In this tech article, we show you how to measure the working angles on your drive shaft to ensure long life out of your U-joints.

Click to learn about split wishbone, hairpin radius rod, and four bar suspensions. Learn the history and difference between these solid axle suspension designs.

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

Speedway Tech Steve L. talks about the sometimes aggravating task of headliner installs, and offers a solution to remove some of that frustration.