Speedway Motors Stock Car 5.3 LS Parts

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!

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

Speedway Motors announced today they will debut new products and two new product lines in their booth (#23791) at the 2024 SEMA Show Nov. 5-8 in Las Vegas, Nev.

Ashley has always wanted to race. Here's the story of how her family and friends came together to build a car for her!

Concerned about a transmission swap? Our engine transmission compatibility checker will help confirm what you need to make it happen.

While everyone is looking for a 6.0 LS, don’t count out the original 5.7 LS1 engine for your next LS swap performance build

Speedway Motors announced today they will debut their new GM Metric G-Body Frame Rail Kits alongside new racing products in their booth (#4101) at the 2024 PRI Show Dec. 12-14 in Indianapolis, Ind.

Making great horsepower on a budget is the LS engine family’s claim to fame, but just like any other engine, the more power you ask of it the more you’ll need to spend

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.

An LS cam swap can yield big power gains. And, you can do it at home. Here's how...