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Check the Cylinder head face for warpage
on surface plate as shown in Fig.
Check the valve guide for wear with small
bore gauge and valve stem OD by vernier
caliper to measure valve to guide
clearance.
Replace valve if the valve head is knife
edged.
Check the valve stem for run out.
Check inlet and exhaust valve stem for
wear.
Check the valve seat to valve head seating
as below.
05-65
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