None other than Dale Earnhardt Jr. himself had the folks at Hendrick Motorsports drop a tuned LS7 V-8 from the C6-generation Corvette Z06 under the hood. As a result, it now reportedly makes 670 ...
The LS7 engine puts out 505 horsepower in stock form, so it could really use about twice that. Thankfully the folks at APS (Air Power Systems) developed a twin turbocharger kit for the C6 Z06 ...
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