Speedway Differential Bolts

A brief overview of the steps Speedway Motors takes to ensure you get a quality differential.

Learn what gear oils do for your differential and how to choose the best gear lubricant for your application's needs

Learn about the power behind the G-body platform and the steps to upgrade a 7.5" bolt rear end to a 8.5" to withstand high horsepower. See how to change the differential fluid and install new gaskets.

A short article explaining the main differences between open and limited slip differentials.

How-to install Speedway's new wheel bolt & tab kit on your sprint car.

This article demonstrates how to install a complete Winters quick change kit with additional parts including birdcages, brackets, and calipers for a modified race car.

Pat gives an overview of different LS block off plates we have to offer.

Want some brakes for your 1949-1954 Chevy spindles? Click here!

Steve replaces the factory GM 8.5" 10-bolt rear end on his '76 Chevrolet Laguna S3 with a GM 10 & 12 bolt bolt-on rear disc brake kit.

The dyno at the Speedway Motors Racing Engine shop is always humming. We set up a camera in the cell to catch a few of the engines that have passed through the door recently.