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, ...

To refresh you on the project, we gutted a 1998 Trans Am Formula for its Gen-III LS1, then Pro Motor Engines in Mooresville, North Carolina, took a break from building wild NASCAR engines to help ...

Builders interested in upgrading their project vehicle’s LS V8 engine with a big, bad blower should check out FAST’s new supercharger and cam power package. Recently revealed at the ongoing SEMA360 ...

SLP, a staple for many consumers among General Motors performance product, will be bringing its latest to the 2015 SEMA Show in Las Vegas. LS-engine fans will want to take note. The company will ...

The whole "bolt-on horsepower" theme is a staple in enthusiast carmagazines because it sounds so enticing: just spin wrenches for a fewhours and, viola! Power beyond your wildest dreams. Sadly, many ...

Pistons resembling swiss cheese and S-shaped rods line the desks here at Car Craft magazine. Blown-up junk are badges of honor for us. We'd wear the on chains around our necks if they weren't so heavy ...

LS swaps are overrated. There, we said it, seethe if you wish. If we have to see one more perfectly acceptable NC MX-5 be butchered to high holy heaven with an LS engine ham-fistedly squeezed inside, ...