The LS1 engine build continues as it's time to install one of the most important performance upgrades—the camshaft. This crucial step helps unlock more power, improve engine performance, and bring the ...

Deciding what mill to run under the hood of your truck is one of the most important decisions to make when it comes to building a classic hauler. To keep it nostalgic, leave it stock, or contemporize ...

There are times where, even in print, I can't help but show my age. This is one of those times. Now, for those who've never paid much attention to GM's Gen III small-block, here's some background on ...

Back in 2004, GM Performance Parts shipped us a complete LS1 to evaluate. Looking back, we really threw the hammer at this one. We tested every off-the-shelf cam, manifolds and cylinder heads, ...

We have to admit, we were somewhat perplexed when we decided to apply the Holley Terminator Stealth EFI system to our modified 5.3L LS. Our bewilderment had nothing to do with the ability of the ...

Engine swaps open up a lot of possibilities for project car builders. One of the most common engine swaps to see is the LS swap, with everyone from drift car builders to drag racers opting to use GM's ...