Speedway Motors GMC 100 2004R Parts

If you're ready to swap an LS engine into you '73-'87 Squarebody Chevy or GMC truck, here's a guide to get you started and a parts list to help you get everything you need for your swap.

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

In this Tech Tip, John answers a customer question about what would be needed to swap some additional power in place of his anemic 233c.i. Ford.

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

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.

On Day Four of Racer Appreciation Week, the Speedway Motors team visited the shop of Speedway Racing Engines for a tour.

Speedway Motors announced today they will kick off the 2024 race season Feb. 5-11 with discounts and racing product guides to help customers perform their best at the track.

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.

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.

Congratulations to our own Jake Bubak on his big with at the 2022 IMCA RaceSaver Nationals! Here's a quick look at what happened...