Speedway Motors 1st Gen G-Body Parts

Speedway Motors celebrates more than 10 years of testing G-Comp Suspension with Team Speedway winning their first two events of the 2025 season.

Here's a handy guide to familiarize you with our G-Comp line of performance suspension systems.

This little Nova is loaded with G-Comp suspension, big tires, and a nasty LS engine. It's a mean autocross machine, even if it seems like an unlikely candidate.

Inside GM’s Gen V LT engine family: history, tech, and performance of each LT engine option available.

Speedway Motors, a manufacturer, retailer, and distributor of high-quality automotive parts and racing products, will introduce a number of new products in their booth (#23791) at the 2025 SEMA Show Nov. 4-7 in Las Vegas, Nev.

Speedway Motors, a manufacturer, retailer, and distributor of high-quality automotive parts and racing products, will introduce new racing products in their booth (#4101) at the 2025 PRI Show Dec. 11-13 in Indianapolis, Ind.

Looking to swap the venerable LS engine into your hot rod, muscle car, or classic truck? Take a look at our detailed identification guide for Gen III/IV LS engines before you hit the salvage yard or swap meet!

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.

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.

Speedway Motors announced today the introduction of a new IMCA Modified Spec Racing Engine as they kick off the 2025 race season along with discounts Jan. 27-Feb. 2 to help their customers get ready for race season.