If you've been followingCar Craft's Mopar 470 testing, you'll remember that in the Feb. 2017 issue, we hit 700 hp while testing various rocker-arm ratios. In the May 2017 issue, we moved up to 720 hp ...
Dyno testing a 2011 Corvette Grand Sport (manual) with TrickFlow Specialties LS3 cylinder heads and camshaft package, which is also equipped with long-tube headers and a custom tune from Greg Lovell ...
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