Speedway Motors DeTomaso 4L80E Parts

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

This old sedan was untouchable in the early 60's.

A real-world guide to 4L60 transmission specs, strength, and swap tips.

After years of dominance with the legendary 4x sedan, "Speedy" Bill Smith and his hotshot driver Lloyd Beckman upgraded to this sleek new offset roadster for the '64 season.

Speedway Motors, a manufacturer, retailer and distributor of high-quality automotive parts and racing products, announced four recent promotions within the company.

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.