For those of us who are GM performance car and truck enthusiasts, the letters "LS" signify reliable, modern, efficient power. Replacing the venerable small-block Chevy in the late '90s, the LS engine ...

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 ...

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 ...

Engine builders explain how camshaft specs relate to horsepower targets, airflow, and rpm in LS, Coyote, Hemi, and ...

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 ...

It’s no secret that LS engines have exploded in popularity over the past decade, as 4.8-liter, 5.3-liter, 6.0-liter, and 6.2-liter engines are plentiful, cheap, and strong. They also have easy-to-run ...

The venerable LS engine swap is a meme for one very good reason – the LS V8 is a great engine. With its relatively low weight, compact size, big power potential, and a seemingly endless supply of ...

Owning a classic car, truck, or SUV is a largely joyful experience, but there are definite pitfalls that come with the territory. Having a vehicle that is decades old in your driveway or garage often ...