1997+ Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-826148R2, Page 256Get this manual

1997+ Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-826148R2, Page 256

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1 Unscrew plug from manifold and remove spring and poppet assembly Suction Seat Removal

Pilot Check Valve Assembly Removal
1 Unscrew both plugs2 Remove both springs and poppets