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

Among the go-to engines for affordable, reliable V8 swaps, you can’t really beat General Motors’ LS small-block engine. You can find the things in everything from Mazda RX-7s to classic Minis.

In the 2025 Chevy Silverado 2500 HD, 3500 HD, and Silverado HD ZR2, the 6.6-liter L5P turbodiesel V8 engine makes a whopping 470 horsepower and 975 pound-feet of torque.

That first engine, the LS1, was a 5.7 liter, aluminum block, pushrod V8 that, in Corvette trim, produced around 350 horsepower at 5600 RPM. The next year, in '98, the LS found its way into GM's F ...

GM Just Introduced a New 350 Small-Block V-8 Crate Engine Designed for trucks, vans, and SUVs built from 1987 to 2002, it's the perfect modern replacement for your aging 5.7-liter. By Brian ...

When Chevrolet released the C6 Corvette ZR1 in 2009 it had the most powerful Corvette ZR1 engine of any previous generation. The supercharged 6.2-liter GM LS9 V8 was used from 2009 to 2013 ...

When GM designed the LS family of engines, the 5.3-liter, 5.7-liter, and 6.0-liter variants all employed the same 3.62-inch stroke crankshaft, and the counterweights were all the same despite the ...

A member of GM’s latest small-block engine family, the 2014 Silverado and Sierra’s 5.3-liter EcoTec3 V-8 will produce an impressive 355 horsepower and 383 lb-ft of torque.