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 ...

Part: 4 10,000 Rpm On The Engine Dyno And We Get...We last left this project with a three-part interview by our engine builder Larry Widmer, the man up to the challenge of building an engine capable ...

We're standing in the engine dyno room, watching through roughly a foot of safety glass as the Audi RS 7's 4.0-liter twin-turbo V-8 holds near redline. Its exhaust, from manifold to mufflers, glows a ...

It's not often that you reveal the punch line in the opening paragraph of a story, but this is one of those rare occasions. While there is still no substitute for real-world track testing, chassis ...