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The length of time the valve is open, expressed in degrees of crankshaft rotation, is called camshaft

A. duration.
B. overlap.
C. lobe separation angle.
D. lift.

1 Answer

3 votes
it's A duration-a rating system applied to the engine camshaft that determines how long the valve will be open relative to crankshaft movement in degrees
User Jeremiah Winsley
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