GM's LS1 vs. LS2 engine: What's the difference between these muscle car motors?

The GM LS1 and LS2 are the successors of Chevy's small block V8 engine. While they share a lot in common, there are some ...
SlashGear

What's The Difference Between An LS And A Vortec Engine?

Over the years, General Motors has employed several eight-cylinder engine designs ranging from the inline "Straight-8" to the current LT1 V8. However, many agree that the small-block LS engines were ...
Motor Trend

World Products' Motown LS Engine - Best Of Both Worlds

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 ...
Hot Rod

History of the LS Engine and Cylinder Head Casting Number Spotter’s Guide: LS1, LS6, LS2, LS3, LS4, L99, LS7, LSA, LS9, LQ9, LQ4, L92, L94

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 ...