The marque was looking at introducing an even meaner 454 ci big block V8, named the LS7, at the same time the LS6 came on the scene in 1970. It was meant to be for the Chevelle and Corvette model ...

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 completed engine assembly weighs 206 kg (454 pounds). Chevrolet discontinued the naturally aspirated LS7's use in the ...

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 ...