Experience the Lamborghini Aventador SVJ hitting the dyno with a catless Capristo exhaust setup producing over 800 horsepower ...

LT4 is how GM calls the blown V8 of the Camaro ZL1, and it’s a serious piece of small-block engineering thanks to roto-cast aluminum heads, larger combustion chambers than the LT1 on which it’s based, ...

Pete Aardema and Kevin Braun build custom racing engines in San Diego, California and their latest creation is a 6.0-liter V12 that’s being prepared to go hunting for land speed records. While Aardema ...

With Porsche finally rolling out the brand-new 992-generation 911 GT3, videos showing the sports car in all sorts of scenarios keep popping up on the Interwebz. We've seen it hit almost 200 mph (322 ...

This video captures the Porsche 718 GT4 RS running on a dyno while its 4.0 liter naturally aspirated flat six engine revs up ...

It's a shame most car guys never get to witness the fury and violence of an engine-dyno pull firsthand. Abusing your eardrums with the cackling, popping, and deafening bass of all those cubic inches ...

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 ...

While Rob Dahm’s garage is no stranger to monstrous rotary engines, including four-rotor units cranking out more than 1,000 horsepower, this one is mind-bending. Here we have a massive, ...

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 ...

How much power do you lose through the drivetrain? The "experts" claim about a 1517-percent power-drop "at the wheels" with a manual trans compared to flywheel numbers; as high as 27 percent with an ...

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 ...