nissan Workshop Repair Guides

Nissan and Datsun Workshop Service and Repair Manuals

Valve Seat|Specifications|Page 1061 > < Valve Seat|Specifications|Page 1059
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Valve Seat: Testing and Inspection

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Check valve seats for pitting at contact surface. Resurface or replace if excessively worn.

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Before repairing valve seats, check valve and valve guide for wear. If they have worn, replace them. Then correct valve seat.

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Use both hands to cut uniformly.

Valve Seat|Specifications|Page 1061 > < Valve Seat|Specifications|Page 1059