It's fitting that during the 50th anniversary year of the small-block Chevy, arguably its two greatest variations have been released. First, the 400hp 6.0L LS2 arrived for the '05 model year in the ...

The resulting numbers are absolutely astonishing: 825 horsepower and 8,300 rpm with a hydraulic roller camshaft, factory GM cylinder head castings, and a production LS7 aluminum block. That's nearly ...

There's an old saying among car buffs that "there's no replacement for displacement." Nowadays, that's not exactly true. Forced induction such as superchargers and turbochargers has replaced sheer ...

There’s a muscle-bound world of used engines out there just waiting for deals to be made, but you should tread carefully to avoid being bitten. Efrain Diaz recently bought what appeared to be a really ...

Will joined the TopSpeed team over two and a half years ago, bringing his lifelong automotive passion, writing experience, and editorial expertise along with him. Whether classic or modern, American ...

Antonio is a chemical engineering student pursuing his master's degree in chemical engineering and sustainable processes. Throughout his academic journey, he has gained substantial knowledge in areas ...

Chevrolet Performance has discontinued its naturally aspirated 7.0L LS7 and closely related LS427/570 crate engines, GM Authority can confirm. General Motors quietly pulled the plug on both the ...

This 1967 Chevrolet Corvette on Exotic Car Trader has been restomodded with a new 7.0L LS7 engine for a whole lot more power. The Corvette is and will always be an icon of American automotive history, ...

When you think American muscle, many gearheads will likely picture some 1960s weapon that houses a huge V8 beneath the hood, usually producing about as much grunt as a hot hatch does these days. But ...

In highly competitive racing classes that place strict limitations on engine modification, scratching and clawing for that last percentile of hp separates the apex predators from the bottom-feeding ...