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 ...

Engine swaps open up a lot of possibilities for project car builders. One of the most common engine swaps to see is the LS swap, with everyone from drift car builders to drag racers opting to use GM's ...

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 ...

Although Vortec engines fall under the "LS" branding, they aren't actually the exact same as more traditional LS engines made by General Motors.

Ryan de Villiers is a budding automotive journalist based in South Africa and serving as one of the newest additions to the CarBuzz team. He immediately pursued a career in journalism after finishing ...

Project Groundhog, Part 2: Buttoning things up with the installation of heads, valvetrain, and intake on our rescued 2005-era Chevy LS truck engine. When we left Project Groundhog at the end ofPART 1, ...

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 ...

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 ...

GM's LS engine has been swapped into all sorts of cars. Now some enthusiasts are swapping them into airplanes, though with plenty of modifications.