Horsepower is at the heart ofVetteand other enthusiast publications. It’s thrilling to read about Corvettes with 650 hp, 850 hp and even more. Unless the numbers are speculation, they come from ...

As you will see here, each major brand of dyno has its own methods for recording horsepower and torque. They also all use different systems, with different weight rollers, different control ...

An inertia dyno works only when the car is accelerating. It uses heavy roller drums of known mass mounted on bearings that allow them to freely rotate. A vehicle is placed in position on the dyno ...

Infiniti hasn’t announced its official peak power numbers for the 2008 G37 coupe, so the impatient folks at Automobile threw one on a chassis dyno to see how the power it puts down at the rear ...

As Engine Masters co-host, and the guy behind the dyno at Westech Performance ... off with a set of coated Mahle pistons and a solid roller stick from Comp that came in at 275/275 duration ...

that wheel-slip on the rollers is really hard to avoid. Wheelspin cuts power, so it's a problem. It takes these guys at Horsepower Logic's dyno facilities in Florida a couple times to get it ...

Clocking in at just one-minute, 11 seconds, the video is pretty straightforward, showing the 2021 Chevy Tahoe laying into the loud pedal as its rear wheels spin the dyno rollers. However ...

We called our customer and told them we could strap it down and dyno it." Even after the undertray was removed, the car had to fit onto the rollers themselves. Which it did—barely. "We had to ...

Chassis dynos like this, where the car is driven onto rollers and tested ... put out "just" 300 hp at the flywheel and you get a dyno figure of 258.66, that's a drivetrain loss of just 13.78 ...