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 ...

Choosing the right motor for your project car just got a little easier thanks to Chevy’s latest line of LS Long Block engines, the details of which are highlighted in the following brief video summary ...

BluePrint Engines has just launched its latest powerhouse, an 830 horsepower, 427 cubic inch LS-compatible crate engine that ...

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 ...

Its latest entry to its legendary Builder Series is all but bullet-proof. If that's not good enough, the killer warranty ...

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 ...

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 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 ...

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 ...