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 ...
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What do the letters LS actually mean in Chevy engines?

Few engine families go down quite so well in the history books as Chevrolet's iconic LS series. The family consists of powerful small-block V8 engines, and they've been seen in everything from ...
Jalopnik

GM LS And LT Engines: What Sets Them Apart, And Which One Is The Best?

Chevrolet introduced the legendary LS V8 engine to the world way back in 1997 as the engine powering the new C5 Corvette. That first engine, the LS1, was a 5.7 liter, aluminum block, pushrod V8 that, ...
Jalopnik

Why Do LS Engines Have Steam Tubes?

When the all-new fifth-generation Chevrolet Corvette had its premiere in 1997, it packed a likewise all-new LS1 V8 engine making 345 horsepower and 350 pound-feet of torque — which was enough to ...
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 ...
Motor Trend

Jeep Wrangler JK LS V-8 Swap: Read This Before You Ditch that V-6

Performing an LS swap, or any V-8 swap for that matter, can be a remedy for an underpowered Wrangler. We opted to replace the Pentastar 3.6-liter V-6 in our 2016 Jeep Wrangler Unlimited Rubicon with ...