A valve clearance of about 0.3 mm is usually given to ensure that the valve closes fully. What is tappet clearance in an overhead valve engine?

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1.	A valve clearance of about 0.3 mm is usually given to ensure that the valve closes fully. What is tappet clearance in an overhead valve engine?
A.	Clearance between the valve tip and rocker arm tip
B.	Clearance between cam lobe and tappet
C.	Clearance between valve and valve seat
D.	Clearance between push rod and tappet
Answer» B. Clearance between cam lobe and tappet

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