The engine features chain-driven double-overhead cams, and it is evident that a part is attached to the intake camshaft's sprocket. Although this aspect of the design is not mentioned in the ...

leading to the invention of the 4-valve per cylinder double overhead cam. Past four-valve-per-cylinder engines had issues with their low-end torque being traded for high-end power and vice versa.

A key design feature of the new platform is a Double-Overhead-Camshaft (DOHC) realizing significant advances in combustion and thermal efficiency. Friction losses across the engine design have ...

Double overhead cam engines incorporating gasoline direct injection, 311-horsepower 3.8-liter Lambda V-6 and a 420-horsepower 5.0-liter Tau V-8 powerplant are both available with rear-wheel drive or ...

Its 50cc Euro 5 4-stroke engine features a double overhead camshaft cylinder head for greater efficiency and quick revs. The NC50 accelerates hard and also starts up in all conditions thanks to ...

Honda CRF450RThe Honda CRF450R has been turning heads at the track for over 50 years. This Honda 450cc dirt bike has plenty ...