Buick GS Shock Bumpers

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.

Today, we're following along as Jason Martin builds the Pro Shocks for our sprint car and installs them. There's lots to learn from this episode!

A guide on how to tune and set sprint car shocks. Learn about valving numbers, the importance of dyno testing shocks and how bump rubbers help tune your race car.

In this Tech Tip, John talks about what can be expected when converting to suicide doors.