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.

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 ...

The “Hot One,” as Chevrolet marketed it, the second-generation Bel Air is a sought-after collectible regardless of condition. Rebuilt from the ground up with high-quality parts, this particular ...

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 ...

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 ...

When you're walking a trade show you never know what you will come across, and the 2022 PRI show was no exception. We definitely weren't expecting to stumble across a four-cylinder crate engine topped ...

The inception of GM Performance Parts started in the late 1960's when a then-27-year-old Ernie Callard was invited to a high-level GM Directors meeting to discuss the factory support needed for ...