Tech Articles

In this Tech Tip, John responds to a customer looking to upgrade the 8” stock differential in his Cougar to a 9” open diff.

In this Tech Tip, John helps to sort out some fresh suspension for a customer’s ’70 Nova.

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

Unsure what column would work best for your project? The three primary styles are explained here!

In this Tech Tip, John responds to a customer request for our thoughts on an axle kit for his project.

Learn how to measure backspace, torque specs, design, and other wheel basics. Our racing wheel guide covers all you need for a new set of oval track wheels.

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.

Should you mix bias-ply and radial tires? Get all the information you need with our guide on radial tires and bias ply tires, and why mixing is risky.

Roadster Expert Tim covers the various types of vintage wire wheels (1928-1935) found on early Fords and how to distinguish the differences between them.

Sending your straight axle street rod to the alignment shop can be expensive, but if you have the right tools you can do it yourself in your own garage.