Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 192Get this manual

Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 192

CYLINDER HEAD
Adjustments
Valve Clearance
Id slart lurnina flvw'heel alurmlg adjuslmentTa prevenl this type of al engine starting possible serious injury, always remove leads from