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 ...

I'm sure you've watched a dyno video or two. The car thuds through the gears, slowly roars up, rising to a rev limit crescendo and zoom! It quickly winds down. This is not the case if the engine ...

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 ...

YardstickThere is an old adage that you don't race dynos and flow benches. Manufacturers of test equipment use different standards and test procedures that will affect the results. This brings me to ...

This video shows a Lamborghini Aventador SVJ on the dyno fitted with a catless Capristo exhaust. The footage captures the V12 ...

BMW's last purely internal combustion M car is the M2. Essentially the more compact sibling of the M4, this fellow is rocking a detuned version of the S58 engine that powers the standard and ...

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 ...

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 ...