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

GM LS Engine Cam Test - Four-Way Bumpstick Blowout

With free-flowing heads and high-ratio rockers stock, General Motors' LS engine series (and by LS we also include the LQ9, L99, and L92) just cries out for dual-pattern cams with ...
SlashGear

LQ4 Vs. LQ9: What's The Difference Between These Engines And Where Were They Made?

General Motors introduced the third-generation small-block V8 engine, the 5.7-liter LS1, in conjunction with the new C5 Chevrolet Corvette in 1997. That launch marked the beginning of the LS engine ...
SlashGear

GM's LS3 Vs. LSA Engine: What's The Difference & Which Is Better For Your Needs?

The GM small block has been the gold standard for quality American V8 engine design for 70 years at this point. GM small block engines have seen 13 U.S. presidents serve office, and has been a pillar ...