The first of the Generation IIIs, the LS1 was the progenitor of the new architecture design that would transform the entire V8 line and influence the last of the big-blocks.

Oct 12, 2017 · The 5.7L LS1 is the original Gen. 3 small block engine from General Motors used in cars from 1997-2004. The LS1 engine specs and information here is for the stock 5.7L LS1 engine.

2 days ago · HioSSilver is jealous that he had to trim down to 2800lbs curb weight, motor swap, transmission work, every single bolt on possible just to hit a 11.... Nice set up, but I wouldn't pay full …

Dec 5, 2025 · Learn the LS1’s evolution, key specs, and common problems, from its Corvette debut to HSV upgrades, and see why this 5.7L V8 remains a popular swap choice.

The 5.7 LS1 V8 is an all-aluminum, gasoline, 5.7-liter NA V8 engine that was introduced in the 1997 Chevrolet Corvette. This motor has started the third generation of GM's Small Block V8 family.

This page contains information about GM's 5.7-liter V8 LS1 Small Block engine, including specifications, horsepower, torque, vehicle applications and more.

Apr 13, 2025 · The LS1 is a 5.7-liter (346 cubic inch) V8 engine developed by General Motors that revolutionized American performance when it debuted in 1997. As the first engine in GM’s “LS” …

Learn more about the LS1 firing order, engine specs, history and horsepower ratings.

Aug 19, 2025 · The LS1 is the original Gen III engine that kicked off the LS revolution. It’s an excellent choice for budget swaps, especially into older GM muscle cars or imports. Thanks to its aluminum …

It was first produced in 1997 for the new C5 Corvette. It was available in GM cars from 1997 to 2004. The LS6 is an improved version of the LS1. It was introduced in 2001 for the Z06 Corvette. The LS6 …