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 ...

If you want to dyno test your tuner car, you can probably find a couple of good facilities in any nearby major city. If you want to do similar testing at a smaller scale, though, you might find it’s ...

Does the idea of an in-car device that accurately measures the horsepower output of your engine appeal to you? If so, read on. Imagine the horsepower-measuring capability of an in-ground chassis ...