This season marks Speedway Motors 45th year as an IMCA sponsor and 30th year as title sponsor of the IMCA Super Nationals, the premier event in dirt track racing.

Speedway Motors Support Powers 10,000 IMCA Racers for 45th Year 

Knowing popular engine dimensions and weights are critical to a successful engine swap in your project vehicle

Engines That Fit My Car: Dimensions for Common Engine Swaps

Considering boosting your LS engine? Find out what's best for your build, turbocharging or supercharging!

Turbo vs Supercharger | The Best Way to Boost Your LS Build

Wiring of your race car or hot rod can be completed at home with these helpful automotive 12 V wiring tips.

How to Wire a Race Car | DIY Wiring Harness 101

Speedway Motors announced today a list of new products that will be debuted Aug. 4-7 at National Street Rod Association’s (NSRA) 53rd Annual Street Rod Nationals in Louisville, Ky.

Speedway Motors to Debut New Products at 53rd Annual Street Rod Nationals

Speedway Motors Museum of American Speed announced today recent acquisitions and loans now on display at the museum including over 10 vehicles and engines that are now on exhibit.

Speedway Motors Museum of American Speed Announces New Acquisitions, Loans Now on Exhibit 

This Chevelle project gets rewired with a Speedway Motors 22 Circuit wiring kit.  Follow along as Jeff guides you through this application, starting with a good mounting location for the fuse box. Learn more on continuity, grounding and relays.

Installing a Speedway Motors 22 Circuit Wiring Kit

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 Introduces New Products at 2025 SEMA Show

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

5.7 LS1 Engine Upgrades: Build Recipes for 400 HP-700+ HP

Fuel injection is here to stay and we delve into the benefits of such retrofit systems for your classic muscle car or street rod in our EFI retrofit buyer's guide!

Choosing an Electronic Fuel Injection Retrofit for Your Street Rod or Muscle Car

Engine Family Facets

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Speedway Motors Vehicle Power Accessories

Speedway Motors Vehicle Power Accessories | Speedway Motors

Shop Speedway Motors Vehicle Power Accessories and get Free Shipping on orders over $175 at Speedway Motors.

Speedway Motors Vehicle Power Accessories

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Retrofit Ashtray Dual USB Port and Bolt-In Bracket

12V Dual USB Charger Port