2003+ Mercury Mariner 225 HP EFI 4-Stroke Service Manual, Page 313Get this manual

2003+ Mercury Mariner 225 HP EFI 4-Stroke Service Manual, Page 313

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CYLINDER HEAD
a -Intake valves -Exhaust valves 2 If Adjustment of intake or exhaust valve clearance is necessary (out of specification) follow Changing Shim Thickness followingIf no adjustment i