AC 428 Engine Service

Whether you're trying to troubleshoot engine issues or want to get an idea what's going on inside that junkyard jewel that you just hauled home, a leak down test is a great way to ascertain the condition of an engine's cylinders without pulling it apart.

Overheating is a major cause of DNFs and damaged engines. We'll go beyond the cooling system for solutions to your overheating issues.

Learn how to tell if your shocks are bad and how long shocks last before they need to be serviced. Speedway Motors Shock Tech can service your AFCO, PRO, Bilstein, QA1, and Ohlins shocks.

Make Your Engine Stand Out with These Engine Block Painting Tips

Leaking engine cylinders is an important preventative maintenance test to do while racing. Learn the steps to perform this test and how to indicate proper engine tuning.

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!

Speedway Motors Product Manager Jeff K. talks about how to really make your engine bay stand out from the crowd with just a little patience, and some Speedway products.

In the conclusion of our sprint car build series, the 410 engine and EMi chassis become one, then we fire it up!

Engine Cylinder Numbers

Jeff K. doesn't just limit his tendencies to the classics. His daily drivers get the special treatment as well. Take his 2015 Mazda6, for example. Among the changes Jeff made was to install a K&N Performance Air Intake kit.