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 ...

To get the most power out of your hot rod or performance car, the most sensible approach may be to simply replace the engine.

The engine crate market is not for the faint-hearted. It's a place where enthusiasm, power, and mechanical complexity all converge to allow car geeks to turn an empty engine bay into something special ...

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 debate about the link between fuel and power will probably end at some point, but there is always someone who will have a different opinion on the matter. Fortunately, we live in a world where ...

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 ...

Enthusiasts who hold originality in high regard are fully aware that it's extremely hard to keep a decades-old engine running just so. Tuning the carburetor(s) and changing the spark plugs of a ...