Testing carburetors on an engine dyno can sometimes be misleading. We've all seen tests showing large-cfm carburetors making more power—even on a small engine that nobody in their right mind would run ...

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 ...

The word nostalgia means different things to different people. Sure, we look back longingly at all those wonderful classis and muscle cars that got away, but do we remember them as being at least a ...

This is the latest video from Mazzei Formula on YouTube, the company building the Mazzei Formula Five which is somehow street ...

Here at VETTE, we've heard both sides of the engine-dyno argument. On one hand, a stout dyno sheet offers bragging rights to the owner, but on the other, you can't race a dynamometer, and they cost a ...

The Advanced Power Systems Research Center (APSRC) operates 11 internal combustion engine test beds, featuring dynamometers ranging from five kilowatts to 745 kilowatts for powertrain research, along ...

Back in the 1960s and early 70's, plenty of automakers were reporting lower power figures for their cars than was actually offered to keep down insurance costs. It doesn't occur as often in the modern ...

In the first year of production, the sixth-gen Bronco is offered with a choice of two forced-induction engines. The base four-cylinder turbo comes with a seven-speed manual or 10-speed automatic while ...

This video shows a Lamborghini Aventador SVJ on the dyno fitted with a catless Capristo exhaust. The footage captures the V12 engine sound during power runs. It highlights acceleration and response ...