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.

The 1960s were a war zone of automotive innovation with shots fired from all sides. Chrysler was the first to develop the H-bomb, in the form of a hemispheric-headed elephant engine that rattled the ...

Dyno testing pushes engines to the limit — and sometimes beyond it. This video shows what happens when performance testing turns into failure.

As SDPC’s Dane Arnold explained, “Our secondary goal (aside from the cam tests) was to get tangible results on performance of different superchargers operating at the maximum recommended rpm by the ...

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 ...

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 ...

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 ...

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 ...

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 ...