A supercharger—such as a turbo—compresses air. Compressing air heats it. Heating air makes it expand. This is a Catch 22 inherent in supercharging. So rather than thinking of quantities of air in ...

What constitutes a cool engine build? High-boost, twin turbos, sick power—check, check, check. You can add big-inch, stroker short-blocks, wild cams, high-rise intakes and free-flowing cylinder heads, ...

Dutch boutique sports car builder Donkervoort has teased details about some of the hardware used by its upcoming P24 RS model, with information on the innovative turbocharger and intercooler the car ...

First gear, useless. Second gear? Well, let’s just say you better be holding that steering wheel straight when the boost hits. The noise can only be described as a tearing sound, as the tires just ...

To celebrate HOT ROD's 75th anniversary, we teamed up with CASTROL GTX to bring you some of the stories that exemplify the core of what HOT ROD is and reflect the brand's influence on America's car ...

How do they work? What are the differences between them? Which is better and why? Because we’ve been asked these questions only a gazillion times, we figured we might as well put this down in writing.

Excess heat is the enemy when it comes to internal combustion engines. Operating temperature is ideal, but any degree above that starts to slowly sap power, put fluids to the test, increase friction, ...