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 ...
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 ...
Hot Rod

Era of the LS1 Engine: Chevy's V-8 Was a Quantum Leap in Two-Valve Technology

To celebrate HOT ROD's 75th anniversary, we teamed up with CASTROL GTX to bring you some of the stories that exemplify the core of what HOT ROD is and reflect the brand's influence on America's car ...