Testing carburetors on an engine dyno can sometimes be misleading. We've all seen tests showing large-cfm carburetors making more power—even on a small engine that nobody in their right mind would run ...

Dim’s fascination with cars began when he was just six. Born into a family of car enthusiasts and racing drivers, he started learning basic mechanics and driving from an early age. While he loves ...

This BMW M3 E92 undergoes a dyno test after performance upgrades including a full exhaust system, intake kit, and Stage 2 ...

Bringing both a hybrid powertrain and a form of all-wheel drive to the Vette lineup for the first time in the Bow Tie sports car’s seven-decade history, the 2024 Chevy Corvette E-Ray offers meteoric ...

We’ve all been there, right? There’s a modified sports car on Bring a Trailer. It’s supercharged, lowered, and on the right wheels, plus there are the words “dyno verified” in the listing. That gets a ...

If you're reading this site, you're likely familiar with the Bugatti Chiron. It's the ultra-powerful, ultra-expensive, top-shelf Bugatti — and one of the last of its kind, before the company merged ...

A recent dyno test of the Ford Mustang GTD revealed it produces an estimated 870–885 hp at the crank, well above Ford’s official 815 hp rating. The test measured 740–753 hp at the wheels, with ...

How many years have you been tinker-tuning your Corvette only to have to keep popping the hood for more tweak-tuning? Can't quite get the carburetor in a proper state of tune? Rough running, misfire, ...

The GM performance enthusiast quickly recognized and embraced the benefit of instrumented testing in its ability to extract the most power from an engine. This was in part due to the acceptance of ...

For the 2022 model year, the Civic Si flaunts 200 horsepower and 192 pound-feet (260 Nm) of torque from a 1.5-liter turbo engine mated to a six-speed manual transmission with rev-matching technology.

Most owners of bone-stock, or near-stock, LS1 vehicles have heard of handheld tuners. These wondrous little devices are best known for the ability to flash in a performance tune into the ECM-removing ...