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

It can be safely said GM's all-new LS1 opened the door to a new world of technology and performance in the 1990s. It can also be accurately stated the LS family is easily the most successful V-8 in ...

You've likely heard of plenty of Chevrolet engines known as "LS" in one form or another. But is there actually any deeper meaning to those letters?

Earlier this week, Orlando, Florida-based company Improved Racing showed off its new thermostatic automatic transmission fluid cooler adapter for modern-day GM automatic transmissions. That wasn’t the ...

ANSWERBack in 1955, you (or your grandpa) might have posed a very similar question: "Why does that new-fangled small-block Chevy make more peak power and torque at a higher rpm than my trusty Flathead ...

Back in 1955, General Motors gave birth to one of America's most iconic engines, the Chevy small-block V8. Among these, the LS series, also known as the third and fourth generations of small block V8, ...

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 ...

Chevrolet introduced the legendary LS V8 engine to the world way back in 1997 as the engine powering the new C5 Corvette. That first engine, the LS1, was a 5.7 liter, aluminum block, pushrod V8 that, ...

Nail the throttle of an LS1-powered fourth-gen Camaro and you'll soon be dreaming of how to put one of GM's newest and hottest small-blocks into your classic ride. Apart from the easy 300-plus horses ...

There are few finer moments than the first time you wind out all the gears in your LS1-, LS6-, LS2-, LT1-, or TPI-powered ride. That glow can last a few weeks-even a couple of months-but fades once ...

You swap an engine when you want more power, and the GM LS range of engines is, with the Honda K-engines, the logical choice to achieve this. The LS engines are a range of small-block V8s made from ...