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 ...

Half the crowd cheers, half winces — and both sides have a point.

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 ...

Every General Motors LS engine is special, starting with the LS1, a 5.7-liter Gen III small block V8 which debuted in the 1997 C5 Corvette. In 2008, GM released the 6.2-liter LS3 based on the Gen IV ...

There's a reason why gearheads put both LS (not to be confused with LT) and Vortec engines under the same umbrella of "LS", despite GM originally assigning them different badges. (And in case you're ...

Gravity affects space-time. That’s basically what Einstein was getting at, and it means that time on Earth passes differently than if you were, say, doing the Star Trek thing out in the vacuum of ...

Will joined the TopSpeed team over two and a half years ago, bringing his lifelong automotive passion, writing experience, and editorial expertise along with him. Whether classic or modern, American ...

This video explores how an LS engine is constructed from the ground up, offering an inside look at each stage of assembly. Viewers will learn about the foundational steps involved in creating one of ...

Gravity affects space-time. That’s basically what Einstein was getting at, and it means that time on Earth passes differently than if you were, say, doing the Star Trek thing out in the vacuum of ...