GM Performance Parts has announced the introduction of its 638 HP LS9 crate motor, set to debut at the SEMA show next week. Yep, the supercharged, 6.2-liter heart of the ZR1 can now be ordered without ...

GM Performance Parts offers some very interesting gear for the go-fast racer or modifier, including whole engines available for whatever project one can come up with. The GM division is now offering ...

It's not every day you get to hand-build a 638 HP LS9 engine that'll slip under the hood of a Corvette ZR1. Yesterday was one of those days. Here's how the magic is made.

Right off the bat, let's be clear about this story's title. "Poor Man's LS9" can be interpreted many ways, because wealth is a relative term. So, with the new ZR1 stickering for $103,300 (plus dealer ...

GM Authority Executive Editor with a passion for business strategy and fast cars. Get our GM news straight to your inbox. We'll send you one or two emails a day with the latest GM news coverage. It's ...

The Corvette ZR1 is already one of the best road-going machines ever made, but that hasn’t stopped the Chevy engineers from adding a few updates for the 2010 model. The main upgrade is a new traction ...

Power: SAE certified 638hp @ 6500. Torque: SAE-certified 604 lb.-ft. @ 3800. Get our GM news straight to your inbox. We'll send you one or two emails a day with the latest GM news coverage. It's ...

It was almost three years ago when GM introduced the 7-liter LS7 engine as the most potent mill ever churned out by the General. At 505 horsepower and 470 lb-ft of torque it surpassed everything else ...

14 May 2008638 Hp from the Supercharged LS9 V-8Dubai, United Arab Emirates - When it was introduced at the North American International Auto Show in Detroit earlier this year, the 2009 Chevrolet ...