The part of a vertically opening valve that is lifted off the valve aperture to open the valve.
气门头，阀头
Example sentencesExamples
Their development programs hit pay dirt with developments like 4 - valve head configurations in the late 1990s as engines transitioned from indirect-injected to direct-injected engines.
The V - 8's three valve heads are smaller than the previous engine's two-valve heads, reducing weight.
It now has a twin-cam 16 valve head and common rail direct injection is used, along with the usual turbocharger and intercooler.
This engine, with its more efficient 16 valve head, is actually more economical than the less powerful version.
It had a 24 valve head from a 6 series car, complete with twin overhead cams.
Definition of valve head in US English:
valve head
noun
The part of a vertically opening valve that is lifted off the valve aperture to open the valve.
气门头，阀头
Example sentencesExamples
It had a 24 valve head from a 6 series car, complete with twin overhead cams.
Their development programs hit pay dirt with developments like 4 - valve head configurations in the late 1990s as engines transitioned from indirect-injected to direct-injected engines.
This engine, with its more efficient 16 valve head, is actually more economical than the less powerful version.
It now has a twin-cam 16 valve head and common rail direct injection is used, along with the usual turbocharger and intercooler.
The V - 8's three valve heads are smaller than the previous engine's two-valve heads, reducing weight.