Every GM aficionado knows that factory engine blocks have practical limits, both in terms of durability as well as displacement. Although production LS1 and related Gen III and IV family engine blocks ...

Sometimes you just have to start from the ground up when it comes to building an engine to handle your specific desires. While the LS series welcomes all sorts of bolt-on performance mods to increase ...

So you've done the heads and cam swap and added all the bolt-ons your late-model LS-powered Trans Am or GTO can stand, but 11-second time slips are just not scratching the itch anymore, and you're ...

We've been trying to find the horsepower limits of the LS engine since the first supercharger kit for the 1998 Camaro, and we're not the only ones. Chevrolet Performance's Performance Marketing ...

Chevy revealed its largest crate engine yet at SEMA—the 776hp LSX454R. A cast iron block is crowned with 6-bolt LSX aluminum heads which together with forged aluminum pistons help deliver a ...