Adding real horsepower without tearing your car down to the firewall is not a fantasy. With the right mix of tuning, airflow, fueling and exhaust work, it is possible to unlock serious gains while ...

From its modest beginnings in 1860 as a single-cylinder, coal gas-powered machine capable of just two horsepower, to the high-revving, 1,000-horsepower V6 powerplants used in F1 cars today, the ...

The 8.3L V16 that's rewriting the rules of supercar performance.

As GM Authority has reported before, the Chevy Equinox crossover has a history of engine power problems stretching back to the 2018 through 2022 model years. If your 2023 through 2025 Chevy Equinox ...

His Stirling engine was much safer because it worked on a different principle than steam. Instead of relying on the expansion of high-pressure steam, the Stirling engine is a closed system with a ...

Think back to science class in school. You were taught that the Earth is a gigantic sphere with a thin layer of atmosphere over it. Despite what Flat Earthers claim, the air we breathe does not need a ...

Having a 440 car comes with a certain distinction. After all, the torquey 440 was one of the largest production engines offered in a factory musclecar, and there's no debating that the factory moved ...

The partnership between Ford and Navistar International was once considered a model collaboration. The celebrated arrangement began in 1982 and saw International Truck and Engine Corporation (later ...

It’s been well over a year since we did a street cam test on the VQ35 to show you the kind of power that a set of extremely streetable cams can make with an uncorked engine. Now we’ve stepped into the ...

Loss of engine power is an ongoing issue for certain GMC Terrain vehicles, with 2018 through 2022 GMC Terrain units previously experiencing the problem. If you own a 2023 through 2025 GMC Terrain and ...