GM has filed a patent application a variable displacement valvetrain system with rocker shaft porting and insert sleeves for ...

S13 Powertrain aligns with 2027 EPA standards, maintaining hardware consistency and operational continuity for fleets.

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...

Despite experiencing some well-documented flaws with it over the years, we think you’ll be amazed by the latest iteration of ...

A 2026 Chevy Silverado owner says he hears a haunting "howl" just 14 days after buying it. It only happens in the cold, and ...

The late eighties were supposed to be the age of compromise for performance cars, squeezed by fuel prices and emissions rules ...