The Chevy LT4 is an iconic crate engine used by enthusiasts since it was first released, but how powerful is it actually? We ...

It’s heartening to see probably the best Aston Martin line-up ever now on sale. And that’s with the Valhalla still to hit the ...

Following the mechanical work, the owner also commissioned the boattail bodywork it wears today, inspired by the Packard ...

Some cars had the looks, handling, and appeal but were let down by bad engines. Whether unreliable or underpowered, they fell ...

A single proof-of-concept example was built ... it’s pretty standard high-performance fare, with forged rods and pistons and a steel, common-throw crankshaft. The squeeze from the pistons ...

Brabus is renowned for its crazy power outputs resulting from even crazier engine swaps. Here are our favorite Brabus ...

Nissan brought the first, and only, variable-compression engine to market. But its future doesn't look bright.

Vector Avtech WX-3 Prototype Coupe, once valued between $1.3 million and $1.5 million, is currently available through Canepa.

An experimental race engine that was canceled before it got to race, the Mark IIS "Mystery Motor" remains one of the most fascinating V8s built by Chevy ...

The motor is just one of 25 ever produced and is the only example in its standout silver ... components were used to include forged pistons, steel con rods, ported cylinder heads and new valve ...