Gasket Base - Mercury / Mariner 135 - 175 HP (1981 - 1982, 1988 - 1990) OEM# 27 - 99776 | WSM 510 - 32 OEM-6EY-4581J-00-00 OEM Reference: 278000072

OEM Reference: 278000072

6265 Bore 3L Pro XS 225 – 2002 2007 Mercury Mercury 2010 Please confirm fitment using the OEM references

OEM # 420256919

Replacement gasket kit powerhead for selected Mariner / Yamaha 40 HP 2 Cyl models

Make Model Years Honda CRF-R 250 2008-2009 Please confirm fitment using the OEM references

Gasket Base - Mercury / Mariner 135 - 175 HP (1981 - 1982, 1988 - 1990) OEM# 27 - 99776 | WSM 510 - 32 OEM-6EY-4581J-00-00 OEM Reference: 278000072Replacement gasket base for selected Mercury Mariner 135 175 HP models. OEM Reference: 27 99776, 27 997761, 96440, S18 2508, S18 2508 1 Product Details Brand WSM WSM Part Number 510 32 Product Type Gasket Base Application Mercury Mariner 135 175 HP OEM References 27 99776, 27 997761, 96440, S18 2508, S18 2508 1 Fitment Make Model Years Mercury 6 Cyl 3. 125 Bore 2L 150 1986 1990 Mercury 6 Cyl 3. 125 Bore 2L 175 1978 1989 Mercury 6 Cyl 3. 375 Bore 2. 4L