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 ...

Back in the early 1990s the Gen II LT1 and LT4 engines powered GM's hottest performance cars, but GM read the tea leaves and knew that this platform would not be able to get them where they would ...

When the people at General Motors Performance Parts introduced their LSX block, a heavy-duty cast-iron piece for the LS engine family, they also threw down the claim that this new piece could reliably ...

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 ...

An endangered species due to increasingly stringent fuel economy and emission regulations, the Chevy small-block V8 rolled out in 1964 with a displacement of 265 cubic inches in the C1 Corvette. If ...

Adding displacement is one of the simplest and most effective means of adding horsepower to any engine, let alone an LT1 or LS1 that are both highly responsive to modification. Thankfully GM has ...