The LS3 crate engine has earned a reputation as one of Chevrolet's most trusted and versatile powerplants. Churning out 430 hp at 5,900 rpm, in addition to 425 lb-ft of torque, which arrives at 4,600 ...

416-inch LS3 Stroker with ported LSA blower makes 963 HP! We head to Westech Performance to see if the right parts, and some careful porting, can help this 1.9L LSA-blower-topped 416 LS3 make big ...

Chevrolet produced less than 10,100 examples of the Nova SS two-door hardtop for the 1967 model year, and chassis number 118377W174704 is one of those revered cars. But instead of a 327 small-block V8 ...

During the SEMA Show's 2019 Ignited afterparty, Jim and Mike Ring received the coveted title of Battle of the Builders winners with their 1969 Chevrolet Camaro named "Valkyrja." For several years, ...

Katech Engines has released its LS3-based, 416-cubic inch short block with a price tag of $5,899.99. That's a pretty penny, and a fair bit more than the competing 427-cubic inch short block by ...

A few months ago, we hatched a plan to test every intake manifold for the LS3 engine that we could get our hands on. Given the popularity of the rectangular-port LS3 configuration, it was only natural ...

In our last installment, we stripped Scarlett, our '72 coupe project car, down to the firewall, inside and out. So began the LS conversion that will ultimately replace her conventional small-block ...

GM's highly-regarded LS3 is one of the company's most celebrated small-block V8 engines. It burst onto the scene in 2008 as the evolution of GM's "Gen IV" LS family and its immediate predecessor, the ...