Saturday, December 24, 2022

What Ever Happened to Five-Valve Cylinder Heads?

The theory was that adding a third intake valve would get more air into your engine. In practice, it didn't work all that well.

The BMW iX3 M60 Pumps Up the Neue Klasse SUV to More Than 600 Horsepower

The latest medium-hot M car is seriously impressive on paper. ...