A turbocharger is the best power-adder by far. Not only do turbos harness otherwise wasted exhaust energy to drive the compressor, their modular nature lets compressor and turbine housings and wheels ...

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 ...

Over a decade ago I was sitting in the far back corner of my high school chemistry class trying to keep my eyes open after a night at the street races. What can I say, I was young. My teacher was ...

The Baja Bomber with its Cummins turbodiesel engine needs to breathe cool, pollutant-free air for optimal performance and reliability. Unfortunately, the dusty silt beds of Baja California, for which ...