We're used to the unexpected from World Products--things like 454-cube small-blocks and big-blocks with cylinders large enough to warrant their own ZIP codes. But this is something altogether new and ...

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 ...

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 ...

Even with all the LT goodness coming from GMthe go-to mill for engine swaps is still the tried and true LS. After all, LS1s and all their variants are turning up more often in wrecking yards. Hundreds ...

Half the crowd cheers, half winces — and both sides have a point.

Back in 1955, General Motors gave birth to one of America's most iconic engines, the Chevy small-block V8. Among these, the LS series, also known as the third and fourth generations of small block V8, ...