Crankshaft Seal - Johnson / Evinrude / Mercruiser / Mercury / 65-300 HP (1976, 1979-1980, 1983-1985, 1987-2001, 2005-2006) OEM# 0318451 | WSM 550-05

Crankshaft Seal Johnson / Evinrude / Mercruiser / Mercury / 65 - 300 Hp 73-09 OEM# 0318451

This WSM crankshaft seal is a quality aftermarket replacement part designed for Johnson/Evinrude 4 Cyl 3.375 Bore Cross Flow 85 and 49 other compatible models.

It replaces selected OEM reference numbers including 0318451, 0322575, 0339620, 26-43993, S18-2074 and is suitable for service, repair and rebuild work.

Key Features

• Quality replacement component for service and rebuild work
• Designed for dependable fitment and durable performance
• Suitable for restoring smooth operation and reducing wear
• Compatible with 56 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 550-05
• Product: Crankshaft Seal
• OEM Reference: 0318451, 0322575, 0339620, 26-43993, S18-2074
• Application: Johnson/Evinrude 4 Cyl 3.375 Bore Cross Flow 85 and 49 other compatible models

Product Fitment

This part is suitable for the following models:

• Johnson/Evinrude 4 Cyl 3.375 Bore Cross Flow 85 – 2001
• Johnson/Evinrude 4 Cyl 3.500 Bore Cross Flow 100 – 1973-1976
• Johnson/Evinrude 4 Cyl 3.500 Bore Cross Flow 110 – 1979-1980
• Johnson/Evinrude 4 Cyl 3.500 Bore Cross Flow 112 – 1984-1997
• Johnson/Evinrude 4 Cyl 3.500 Bore Cross Flow 115 – 1986-1989
• Johnson/Evinrude 4 Cyl 3.500 Bore Cross Flow 135 – 1994-1996
• Johnson/Evinrude 4 Cyl 3.500 Bore Cross Flow 140 – 1973-1985
• Johnson/Evinrude 4 Cyl 3.500 Bore Cross Flow 85 – 1990-1998
• Johnson/Evinrude 4 Cyl 3.500 Bore Cross Flow 88 – 1973-1976
• Johnson/Evinrude Johnson/Evinrude – 1977-1984
• Johnson/Evinrude 4 Cyl 3.500 Small Bore Looper 120 – 1979
• Johnson/Evinrude 4 Cyl 3.500 Small Bore Looper 140 – 1988-1996
• Johnson/Evinrude 4 Cyl 3.685 Big Bore Looper 120 – 1986-1994
• Johnson/Evinrude 4 Cyl 3.685 Big Bore Looper 125 – 1997-1998
• Johnson/Evinrude 4 Cyl 3.685 Big Bore Looper 130 – 1985-1987
• Johnson/Evinrude 4 Cyl 3.685 Big Bore Looper 140 – 1985-1987
• Johnson/Evinrude 6 Cyl 3.500 Bore Cross Flow 150 – 1988-1994
• Johnson/Evinrude 6 Cyl 3.500 Bore Cross Flow 155 – 1990-1995
• Johnson/Evinrude 6 Cyl 3.500 Bore Cross Flow 185 – 1995-2000
• Johnson/Evinrude 6 Cyl 3.500 Bore Cross Flow 200 – 1988-1994
• Johnson/Evinrude 6 Cyl 3.500 Small Bore Cross Flow 175 – 1979-1991
• Johnson/Evinrude 6 Cyl 3.500 Small Bore Looper 200 – 1984-1991
• Johnson/Evinrude 6 Cyl 3.500 Small Bore Looper 225 – 1984-1994
• Johnson/Evinrude 6 Cyl 3.625 Big Bore Cross Flow 175 – 1976-1983
• Johnson/Evinrude 6 Cyl 3.625 Bore Cross Flow 235 – 1977-1985
• Johnson/Evinrude 6 Cyl 3.685 Big Bore Looper 200 – 1986-1987
• Johnson/Evinrude 6 Cyl 3.685 Big Bore Looper 225 – 1986-1987
• Johnson/Evinrude 6 Cyl 3.685 Big Bore Looper 250 – 1988-1991
• Johnson/Evinrude 6 Cyl 3.685 Bore Ficht 200 – 1980-1985
• Johnson/Evinrude 6 Cyl 3.685 Bore Ficht 225 – 1988-2000
• Johnson/Evinrude 6 Cyl 3.685 Finger Port Looper 225 – 1988-1992
• Johnson/Evinrude 6 Cyl 3.854 Bore Ficht 3.3 Liter 250 – 1999-2000
• Johnson/Evinrude 8 Cyl 3.500 Small Bore Looper 275 – 1999-2001
• Johnson/Evinrude 8 Cyl 3.500 Small Bore Looper 300 – 1999-2001
• Johnson/Evinrude 8 Cyl 3.685 Big Bore Looper 250 – 1977-1985
• Mariner 8 Cyl 3.685 Big Bore Looper 275 – 2001
• Mercruiser 8 Cyl 3.685 Big Bore Looper 300 – 1985-1987
• Mercury 3 Cyl 3.375 Bore Looper 70 – 1985-1987
• Mercury 3 Cyl 3.375 Bore Looper 75 – 1991-1995
• Mercury 3 Cyl 3.375 Bore Looper 90 – 1998
• Mercury 3 Cyl 3.500 Bore Looper 90 – 1988
• Mercury 3 Cyl 65 – 1988-1995
• Mercury 4 Cyl 3.375 Bore Looper 100 – All Years
• Mercury 4 Cyl 3.375 Bore Looper 115 – All Years
• Mercury 4 Cyl 3.500 Bore Looper 100 – 1987-1990
• 4 Cyl 3.500 Bore Looper 100 4 Cyl 3.500 Bore Looper 115 – 1987-1993
• Mercury 4 Cyl 3.500 Bore Looper 125 – 1987-1990
• Mercury 4 Cyl 80 – 1987-1993
• Mercury Racing Bravo – 1994-2005
• Mercury – 1994-2005
• 1985-1993
• 1989-1993
• 1994-1999
• 1994-2006
• 1994-2005
• All Years

Why Buy WSM

WSM is a trusted manufacturer of aftermarket marine and powersports parts, known for dependable quality, strong fitment coverage and workshop-ready replacement components.

You May Also Need

Browse related parts for compatible models:

• Ignition Coil Johnson / Evinrude 2 - 300 Hp 85-06 OEM# 0582508 – 375-2508-09
• O-Ring Crankshaft Johnson / Evinrude 88 - 300 Hp 86-01 OEM# 0332585 – 525-05
• O-Ring Crankshaft Johnson / Evinrude 88 - 300 Hp 86-01 OEM# 0332585 – 525-05-01
• Gasket Shift Housing Johnson / Evinrude 85 - 300 Hp V4 - V8 79-10 OEM# 0324670 – 540-01

Please use the fitment guide, OEM references and images to confirm this is the correct part before ordering.