Even good cars only give the driver two speeds to monitor: engine speed and vehicle speed. And while it’s the engine that ultimately does the work to turn the wheels and move a vehicle, a lot goes on ...

In the Oct. 2014 Pit Stop, you explained why horsepower and torque always cross at 5,252 rpm. And in the past you've published formulas for the relationship between miles per hour (mph), axle ratio, ...

How are modern cars so damn fast right off the showroom floor? It almost isn’t even fair to compare them to cars from 20 years ago, even if the older car is modified and makes significantly more power ...

Volkswagen Taigun Facelift ReviewDriving the 1.0L Turbo-Petrol 8-speed ATThe 1.0L turbo-petrol engine on the Taigun makes 115 ...

Bentley has pitched the Bentayga as a genuinely dynamic vehicle since it was first launched in 2015, and recent models like the V8 S and Apex Edition have further pushed the big, heavy luxury SUV into ...

Modern diesel engines perform exceptionally well at 1,100 to 1,200 rpm. They deliver peak torque just a few hundred rpm above idle, and peak horsepower somewhere around 1,500 or 1,600 rpm. But what ...

The 6.2-liter V8 Supercharged LSA is an engine that was produced by General Motors for use in high-performance vehicles. The LSA is part of GM’s fourth-generation V8 Small Block engine family, though ...