K&N International MS Engine Parts

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.

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!

To celebrate the upcoming 106th running of the Indianaplis 500, here's a look back at a few of the engines that have competed at the Brickyard over the years.

Engine Cylinder Numbers

The GM LS engine is the hot powerplant these days. But is there too much of a good thing?

Find out how to achieve the correct tire pressure for optimal race car performance.

In honor of NASCAR's 75th anniversary, we're taking a look at a few remarkable engines that have powered our favorite racers to victory through the years.