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 ...

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 ...

GM's highly-regarded LS3 is one of the company's most celebrated small-block V8 engines. It burst onto the scene in 2008 as the evolution of GM's "Gen IV" LS family and its immediate predecessor, the ...

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 ...