Hot Rod

GM Performance Parts LS3 Engine Build Part 3 - Late Crate Update

The success of this project can be traced directly back to our starting point. Right out of the box, the GMPP LS3 crate motor is an impressive little small-block. Think about how cool it would have ...
Motor Trend

LS7 Stroker Build - The Power Of 7

How do you build a better mousetrap? The question was one asked of the Chevy engineers when it came time to upgrade the legendary small-block. The result of their hard work ultimately (after the LT1) ...
Hot Rod

LS3 Crate Motor Build - Late Crate Update, Part 2

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 ...
Motor Trend

566 lb-ft of Torque From a Stroked 415-Inch LS3!

When the 1997 C5 Corvette hit the road it was our first look at GM’s new LS1 powerplant. The all-aluminum EFI-fed mill was leaps and bounds better than the LT1 it replaced and there wasn’t an ...