More than 20 years after the first Gen III LS1 V8 rolled off the assembly line for the 1997 Corvette, it seems there are LS cylinder heads everywhere, and even more stories that have tested and ...

On our test subject, a 2001 Camaro SS, these upgrades were realized during an engine build that was completed in 2007. At the time, the budget allowed for a set of PRC Stage 2.5 5.3L heads, while a ...

GM's LS engine is a powerhouse, thanks to great-flowing heads that enable tremendous horsepower and high-rpm performance. But while the LS is becoming a more popular swap choice for earlier, pre-C5 ...

ANSWERBack in 1955, you (or your grandpa) might have posed a very similar question: "Why does that new-fangled small-block Chevy make more peak power and torque at a higher rpm than my trusty Flathead ...

BluePrint Engines has been creating crate engines for over 40 years. With that much experience under its belt, it’s no surprise that the Nebraska-based engine specialist will revel an interesting ...

General Motors is well known for its small-block V8 engines; especially the powerful, reliable, and versatile LS series that debuted with the C5 Corvette in 1997. Unlike most of its rivals, GM decided ...

The small-block Chevrolet (SBC) V8 has undergone several refinements over the decades since its creation. While every true SBC generation uses the same 4.40-inch cylinder bore spacing, single camshaft ...

When it comes to the Chevrolet LS family of engines, it’s hard to impress anyone anymore. With many builders easily able to pump out 1,000-plus horsepower from the forced-induction LS V8 engine ...

General Motors' LS crate engine is a series of popular V8 engines (and recently V6 engines) that punch well above their weight class. While these motors are small, they can deliver far more ...