Starting engine dynamometer pulls at low rpm is hard on the dyno and hard on the engine. Today, engine dynamometer testing is an integral part of many HOT ROD engine buildups and product tests.

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 ...

At the start of any project, we always begin with a dyno run to establish a true factory baseline, and the F56 Mini GP3 is no exception. Before any modifications, it’s important to understand exactly ...

Testing. It’s the backbone of hot rodding, and it’s how we separate facts from fiction. It’s also where we generate even more questions, which often results in, you guessed it, more testing. The ...

This video showcases a Porsche 992 GT3 RS during a hub dyno test where the engine revs up to an impressive 9000 RPM. Viewers can hear the raw mechanical sound produced by the high revving flat six ...

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 ...

A flawed machine that nevertheless captured the imagination of many enthusiasts, the XJ220 was intended to feature all-wheel drive and V12 muscle. However, the folks at Jaguar and TWR were forced to ...

On Day 1 of Diesel Power Challenge, the 9 reader-selected trucks are strapped to the dyno to find out which truck will earn bragging rights as the most powerful truck. Diesel Power Challenge 2013 is a ...

A dyno test showed dangerously low oil levels can produce a 10 percent horsepower bump in an LS V8—for one run, at least. It’s Sunday, Sunday, Sunday, and do I have an offer for you! No, it’s not ...

Hennessey Performance Engineering has recently taken delivery of a black-painted RHO, which is the inline-six replacement for the no-nonsense TRX in Ram's light-duty truck lineup. While it may not be ...