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 ...

There seems to be no upper limit to the capability of GM's versatile LS V-8 small-block engine family, both in terms of horsepower output and displacement. Throughout the 1960s, the distinction ...

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 ...

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, ...

Adding displacement is one of the simplest and most effective means of adding horsepower to any engine, let alone an LT1 or LS1 that are both highly responsive to modification. Thankfully GM has ...

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 ...

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 ...

When the all-new fifth-generation Chevrolet Corvette had its premiere in 1997, it packed a likewise all-new LS1 V8 engine making 345 horsepower and 350 pound-feet of torque — which was enough to ...

Over the years, the 427-cubic-inch crate engine has taken many forms. Originally, the 427 was offered as a big block engine by both Ford and Chevrolet. In the 1960s, Ford's 427 big block dominated ...

Magnesium has found use in the broader automotive industry since the 1920s for a variety of applications, ranging from chassis to powertrain construction. Many vehicles utilize magnesium and its ...