Back in the early 1990s the Gen II LT1 and LT4 engines powered GM's hottest performance cars, but GM read the tea leaves and knew that this platform would not be able to get them where they would ...

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 ...

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 ...

Ranking the most impactful and unforgettable engines of the 21st century so far, with real data and the performance stories ...

General Motors' LS crate engine is a series of popular V8 engines (and recently V6 engines) that punch well above their weight class. While these motors are small, they can deliver far more ...

When it comes to engine swaps, there might not be one that's more popular than the LS swap. This is in large part due to the easy availability of them, but they are also good performers. The LS7 and ...

What is the best bang-for-buck V-8 crate engine you can buy in 2024? The correct answer is Chevy's tried and true swap platform, the “Gen IV” 6.2-liter LS3 V-8 engine. Why the LS3 when there are ...

Boosting Performance: Where your engine starts makes a huge difference in where it ends up when it comes to forced induction One of the greatest inventions since the introduction of the internal ...

Hunting out the easiest cars to LS-swap often means highlighting models which have been converted many times in the past, as this usually means there will be tried-and-tested methods of slotting an LS ...

Fans of the recently-defunct MotorTrend series Roadkill (R.I.P.) will know that co-host Mike Finnegan named his Gen II Hemi-powered 1955 Chevrolet coupe "Blasphemi." As in the unholy marriage of Mopar ...