Rotary engines (also known as Wankel engines and Wankel rotary engines) are quite different from piston or "reciprocating" engines. One of the distinguishing features is that they don't need valves to ...

Modern engines contain hundreds – nay – likely thousands of different parts. There are valves and springs, at least one camshaft, engines also have bearing inserts, an oil pump, numerous gaskets, ...

As a vehicle's engine operates, the intake and exhaust valves open and close rapidly while the pistons move up and down in the cylinder. These mechanical actions require a constant supply of hot oil ...

Ever wondered what people are talking about when they say "dual overhead cam"? Don't worry, because we're here to explain it ...

Taking care of your vehicle is vital to ensure it stays in great condition. Your brakes could give you trouble someday, or your suspension could require tinkering, inevitably leading you to an auto ...

SPELAB Aluminum Valve Cover for Dodge Ram diesel engines. Precision-fit, durable design with improved performance. 50% OFF ...

Your engine is composed of many moving parts and pieces. In order to move through the four stages of internal combustion, all of these bits and bobs are quite necessary. Some engines, however, take ...

The 300hp 4.6-liter engine found under the hoods of S197 Mustangs is certainly the most potent bullet of any GT. The bottom end is virtually identical to the previous generation's modular engine, but ...

A hundred years ago, Opel developed it’s first engine utilizing four valves per cylinder for use in the 1913 Grand Prix racing car. Little did they know at the time that this innovative technology ...

More than ever, we find our mailbag stuffed with questions regarding performance upgrades for the anemic '96-'98 4.6 Two-Valve engine. Ford helped close the gap between enthusiast expectations and ...