Corvette C4 Engine Top End Kits

Uncover the secrets behind the iconic C3 Corvette! From design to development, discover what made this classic a legend.

The 1964 Corvette L76 327 is legendary, learn more about this storied engine and what you need to build a clone.

The DeWitt's C5 Corvette Direct Fit aluminum radiator is the ultimate upgrade from the plastic factory GM radiator.

The 4.8 LS engine is a salvage yard bargain vs the typical 5.3 or 6.0 LS and can still make great power for your LS swap needs.

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!

The 1964 Corvette L79 327 is legendary, learn more about this storied engine and what you need to build a clone.

This Corvette comes from humble beginnings, but it's a serious contender on the track.

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

Building GM’s LQ4 6.0L Gen 3 LS engine for various power levels is easy with the right performance parts recipe.

Unleash power, save money with Speedway Motors. Turbo setups for your 4.8, 5.3, or 6.0 LS engine offer unmatched dollar-to-horsepower value. Get it right the first time with us!