Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 142Get this manual
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FUEL PUMP
Drive Tight
16 17 -18 19 20 -21 -2223 1
SPRING PLUNGER ORING SCREW (M6 30) PLUG
JCLlP COWL DEFLECTOR
90857046 AUGUST 1998