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 ...

A very good friend of mine, noted engine guru, and PHR contributor David Vizard, was once being queried about some aspect of engine theory. The interesting part of the exchange was when the fellow ...

My car makes 295 hp on a Dynojet, but I lose about 20 hp on a Mustang." How many times have we heard this one? Do you really think horses are falling off your power curve as you drive to the Mustang ...