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

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 ...

Sometimes a good story has no romance—no big horsepower or awe-inspiring torque. Some good stories are all about the details that the big-power stories overlook. But if you play with engines like we ...

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

The most enduring engine in automotive history is about to change. The small-block Chevy is and will continue to be the most popular powerplant in the history of racing and high performance, but its ...

Discover the origins and impact of Chevrolet's small-block V8, the engine that changed American car culture forever.

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 ...

In previous issues we talked about the GM 5.3 engines and how they are abundantly available. Recently, we have been hearing more talk about the smaller version of the LS family known as the 4.8. Now ...

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 ...

As members of the fourth-generation General Motors small block engine lineup, the LSA and LS9 variants share many similarities. In addition to their rugged reliability, pushrod-operated overhead ...