Gearhead vehicle discussions often go something like this: "How fast?" "What's the e.t.?" "How much boost?" "What's the horsepower and torque?" Whether bragging or fact, the answers are usually the ...

Air flowing into a four-stroke diesel engine gets cleaned as it passes through the air filter. It then flows through tubing until it is compressed in the spinning blades of the turbo. As a result, the ...