The LS3 crate engine has earned a reputation as one of Chevrolet's most trusted and versatile powerplants. Churning out 430 hp at 5,900 rpm, in addition to 425 lb-ft of torque, which arrives at 4,600 ...

Back in part one of our new GMPP LS3 testing ("Late Crate Update," Oct. '10), we subjected a factory-fresh LS3 crate motor from GM Performance parts to a series of performance upgrades, including a ...

The GM LS2 and LS3 are both small-block V8s that featured in the base C6 Corvette, but several crucial internal differences ...

Anyone with a custom car project is likely familiar with “scope creep,” or at least the concept behind the term. Scope creep is when a project starts small but goes big, slowly growing in scope over ...

Whether it's General Motors, Ford, or Chrysler (now Stellantis), all three of America's big automakers have some serious V8 power in their arsenals these days. And these engines have been used to ...

What is the best bang-for-buck V-8 crate engine you can buy in 2024? The correct answer is Chevy's tried and true swap platform, the “Gen IV” 6.2-liter LS3 V-8 engine. Why the LS3 when there are ...

On episode 11 of HOT ROD Garage, we round out a bunch of El Camino upgrades with a big heart transplant. Gone is our old 383ci small-block and in its place is a Chevrolet Performance LS376/525 ...