Valve float is an adverse condition which occurs when the poppet valves on an internal combustion engine valvetrain do not remain in contact with the camshaft lobe during the valve closure phase of the cam lobe profile. This reduces engine efficiency and performance and potentially increases engine emissions.
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Famous quotes containing the word float:
“There are ... intangible realities which float near us, formless and without words; realities which no one has thought out, and which are excluded for lack of interpreters.”
—Natalie Clifford Barney (1876–1972)