Sierra Aftapning Skrue.Gearolie.Mercruiser/Mercury

3/8" -16 thread| | Mercury: 10-20259, 10-28634, 10-28634A1,| 10-79953A2, 10-79953Q2, 10-79953, | 10-79953Q04, 816610A1, 816610A2, F40109, | 10-F50109| | Includes gasket 18-2945