A complete guide to the history of the LS and Vortec engine brands, the differences between them, and their components. Back in the early 1990s the Gen II LT1 and LT4 engines powered GM's hottest ...

Over the years, General Motors has employed several eight-cylinder engine designs ranging from the inline "Straight-8" to the current LT1 V8. However, many agree that the small-block LS engines were ...

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 ...

Both small block V8s from Ford and General Motors offer potent power, but there's a massive form factor difference between ...

General Motors' LS crate engine is a series of popular V8 engines (and recently V6 engines) that punch well above their weight class. While these motors are small, they can deliver far more ...

When it comes to engines, General Motors' LS family of V-8s is undoubtedly one of the best. LS motors have graced the engine bays of some of the finest performance cars on the planet, and make for ...

The LS engine, originally designed for General Motors’ vehicles in the late 1990s, has transcended its initial purpose to become the most popular swapped powerplant in automotive history. Its ...