mercury Workshop Repair Guides

Mercury Workshop Service and Repair Manuals

Valve Seat Width|Page 1824 > < Valve Guide|Service and Repair
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Valve Seat: Service and Repair
Valve Seat Width

Valve Seat Width

NOTE:  Refer to the appropriate Engine for the specification.

1. Measure the valve seat width. If necessary, grind the valve seat to specification.

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Measure the intake valve seat width.

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Measure the exhaust valve seat width.

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Recheck the valve spring installed length after the seats have been ground, and shim the valve springs as necessary to achieve the correct
installed spring length.

Valve Seat Width|Page 1824 > < Valve Guide|Service and Repair