Last month you read about a naturally aspirated Two-Valve engine that gained 28 rwhp without sacrificing any of the car's street manners. The Trick Flow Specialties camshafts made the idle sound ...

Horse Sense:Trick Flow is full service when it comes to gear. Not only does the company address modulars, but it now offers a line for the ever-popular Cleveland engine family. To put it bluntly, the ...

Modern engines are cleaner and more efficient than the ones you grew up with, yet many drivers are discovering a new headache: stubborn carbon crust building up on intake valves. Understanding why ...