1992 Johnson Evinrude "EN" 9.9 thru 30 Service Repair Manual, P/N 508142, Page 87Get this manual

1992 Johnson Evinrude "EN" 9.9 thru 30 Service Repair Manual, P/N 508142, Page 87

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Intake Manifold Servicing, 9.9-15 Removal
must not be cracked or chipped
The leaf stops must not be distorted or loose The check valve disk must be intact and free to move inside the valve