The Dodge Demon 170 will be upgraded to run a 7.9-sec quarter-mile at 180 mph; Hennessey Special Operations will only make a ...

The plugs used for all of the dyno runs, and there were 30 of them, were Brisk Racing RR10S Silver Racing plugs. For oil, the Hellcat ran Maxima RS1040, and the same oil was used with no changes.

Performance Expo is a new player in the automotive aftermarket trade-show space that looks like it’s here to stay.

Chrysler conceived the Viper in the 1980s as a ... flow cats between its headers and side-exiting Magnaflow exhaust. The engine also has a performance tune so a trip to the dyno should prove ...

Because both ZR1 variants use the same turbocharged engine, this dyno run suggests great things for that car. If the ZR1 is really more powerful than GM's official numbers, the ZR1X should be, too.

When tested on an engine dyno and fuelled with E85, the engine delivered a “conservative” 1,700 hp and roughly 1,400 lb-ft of torque.

The Dodge Challenger SRT Demon 170 has been out of production since 2023, but remains the most powerful muscle car ...

The Chevy Corvette ZR1 is a monster, throwing down over a thousand horsepower. Or at least that's what GM says, so what will ...

Classic Mopar engines are always a fun topic of discussion. Maybe more now than ever with whispers ofthe Hemi returning to Ram 1500s and Dodge Chargers. There are even claims that the Viper will ...

Sounds like Corvette engineers took a page out of Porsche's playbook and underrated the ZR1's power output.