New dyno data is raising fresh questions about whether the latest Corvette ZR1 is delivering more power than its official ...

Hennessey has released fresh footage of a stock C8 Corvette ZR1 strapped to a dyno, giving us a look at some real world ...

The Corvette is locked into fifth gear, the accelerator is floored, and the dynamometer does its job of measuring and ...

Direct Injection 5.3L L83 engines are starting to show up in salvage yards, but how do they compare to the super popular 5.3L Vortecs that have been a mainstay of LS swaps? We were a bit skeptical of ...

A dyno test from Hennessey suggests the Chevrolet C8 Corvette ZR1 may be producing far more power than the automaker's ...

Mere days ago, John Hennessey took delivery of an extremely special muscle car. As implied by the headline, it's the world's most powerful series-production muscle car, a 1,025-horsepower land missile ...

You’re looking at a Mazzei Formula Five—or, rather, the Mazzei Formula Five. It’s a one-off supercar built by David Mazzei, combining a Superlite SL-C kit car body with a homemade five-rotor engine.

If you want to test your Tesla Model 3 on a dyno, there's a new hidden Tesla feature that will allow you to do so. It disables safety features such as traction control, stability control, and ...