1987-1993 Mercury Mariner Outboards 70/75/80/90/100/115HP 3 and 4-cylinder Factory Service Manual, Page 109Get this manual
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CLEANING AND INSPECTION
S Spring "tensions on stud"
aMain Jet [Torque 14 lbin (1.6 Nm)]Main Jet Plug and Gasket [Torque 22 lbin(2.5 Nm)]
51259 SpringStud
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