Speedway Motors International Engine Parts

Here's a cool customer-built hot rod based on a platform that we're not sure we've ever even seen before!

What is the best engine to swap? Discover the top engine swap options, including LS, Hemi, and Cummins, and find the best engine swap for your build.

The 100th running of the Pikes Peak International Hill Climb takes place this year. Speedway Motors has been there and done that a few times...here's what happened.

Build a high-performance Gen V LT engine with proven power combos and learn about LT upgrades and tuning tips for maximum power

Is it OK to put Diesel oil in my gas engine? When is diesel oil bad for my car? Do I need to any additives in addition to diesel oil in my gas engine?

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.

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!

Pat talks about some of the LS engine mounts Speedway Motors has to offer.

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.

There's a new spec engine option for the 2025 IMCA Modified season. Here's what you need to know.