The SAE-certified numbers are in. Now it's official: The 6.2L LS9 engine developed for the new Corvette ZR1 makes 638 hp at 6,500 rpm and 605 lb-ft of torque at 3,800 rpm. That makes the LS9 the most ...
PONTIAC, Mich. – When it was introduced at the North American International Auto Show in Detroit earlier this year, the 2009 Chevrolet Corvette ZR1's power was estimated at 100 horsepower for each of ...
We may earn a commission from links on this page. 2009 Corvette ZR1 Powered By The Most Powerful Production Engine Ever From GM: The Supercharged LS9 Small-Block V-8 PONTIAC, Mich. - When it arrives ...
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