COMP Cams Lincoln Mark IV Engine 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!

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

What happens when you advance or retard a camshaft? In this tech article, we explain the pros and cons of installing your cam straight up, advancing or retarding.

A guide to choosing the right camshaft for your engine. See how to install a new LSR roller camshaft while upgrading valve springs and rocker trunnions.

Picking the right camshaft can be a challenge. Use our camshaft selection guide to learn how to select the right cam for your street rod's best performance.

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

In this episode of our C10 build series, we swap cams in a junkyard 5.3 and make surprisingly big power.

Learn the basics to engine performance like; how does a cam work? What is Valve lift, duration, lobe separation angle, and cam profiles? Afterwords selecting the right camshaft will be less of a guessing game!

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.