This video features a dyno test of the BMW F70 M135i, measuring real-world output against the manufacturer’s claimed power figures. The test highlights drivetrain efficiency and overall performance.

According to Chevrolet, the new Corvette ZR1’s twin-turbo 5.5-liter flat-plane crank V8 delivers 1,064 hp and 828 lb-ft of torque. That’s enough to blast it to 60 mph (96 km/h) in 2.3 seconds and down ...

Robot testing continually provides us with contrarian options that might otherwise not be on your radar — like Wilson’s Dynapwr LS. As we’ve seen with several low-spin offerings during our latest ...

With an official output of 1068 horsepower and a top speed of over 230 miles per hour, the new C8-generation Chevrolet Corvette ZR1 is a truly ridiculous machine on paper. (And, as we found during our ...

Thanks to a newly designed head, this Pro Mod Camaro broke an already lofty dyno record by laying down some mind-boggling numbers. This incredible Pro Mod Camaro comes from the folks at Szabolics ...

Another turbocharged BMW M performance car has hit the road, and you know what that means: another chance for a dyno test to show that BMW's official numbers significantly understate the level of ...

Revealed with much pomp in June 2023, the Garage 56 Edition is the rarest Camaro of them all for the sixth generation's final model year. A meager 56 units were produced for the US market, including ...

Engine science isn’t quite a lost art, but it’s something that is much more understood than it used to be. Now, engines are incredibly talented at everything thanks to innovations in combustion ...

The builder, Butler Performance, punched out the bores on the seasoned block and added a 4.500-inch forged Scat stroker crank, Scat rods, and CP slugs to get the final displacement to 486 ...