mercury Workshop Repair Guides

Mercury Workshop Service and Repair Manuals

Procedures|Page 1763 > < Valve Seat|Service and Repair|Page 1758
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Valve Spring: Procedures

Valve Spring Installed Length

NOTE: Refer to the appropriate specification.

1. Measure the installed length of each valve spring.

Valve Spring Free Length

NOTE: Refer to the appropriate specification.

1. Measure the free length of each valve spring.

Valve Spring Squareness

1. Measure the out-of-square on each valve spring.

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Turn the valve spring and observe the space between the top of the valve spring and the square.

Valve Spring Strength

Special Tool(s)

Procedures|Page 1763 > < Valve Seat|Service and Repair|Page 1758