2003+ Mercury Mariner 225 HP EFI 4-Stroke Service Manual, Page 340Get this manual

2003+ Mercury Mariner 225 HP EFI 4-Stroke Service Manual, Page 340

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CYLINDER HEAD

4-Stroke Outboard Oil

a -Valves (intake and exhaust) -Valve spring -Valve spring retainer NOTE: The valve springs can be installed in any direction
Page 4

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