This story appears in the June 29 print edition of Transport Topics. Old habits are hard to break, but engine parts that are tightened beyond specifications can be easy to break. For many engine ...

Every car engine has quite a few details, ranging from cylinder count to compression ratios. How does changing the compression ratio affect the engine?

Optimization of vehicle drivetrain performance has been an important endeavor for decades. So too has the quest for increased automotive engine fuel efficiency. Engine torque monitoring aids in both ...

The modern era of mass-market affordable turbocharging began in the 1990s with the arrival of VW and Audi's 1.8 Turbo and 2.7 Twin-Turbo engines. For the first time, manufacturers were talking about ...

Without getting into a long-winded dissertation about torque, we're going to suggest that you dig through your old copies of HOT ROD Magazine and familiarize yourself with the relationship between ...