Oil Seal Crankshaft - Mercury / Mariner 200-300 HP (2001, 2004-2006, 2008, 2010, 2014, 2017-2018) OEM# 26-815449 | WSM 550-37T

Oil Seal Crankshaft Mercury / Mariner 200 - 300 Hp 94-18 OEM# 26-815449

This WSM oil seal crankshaft is a quality aftermarket replacement part designed for Mariner 6 Cyl 3.625 Bore 3L 225 and 16 other compatible models.

It replaces selected OEM reference numbers including 26-815449, 26-859093 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 18 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 550-37T
• Product: Oil Seal Crankshaft
• OEM Reference: 26-815449, 26-859093
• Application: Mariner 6 Cyl 3.625 Bore 3L 225 and 16 other compatible models

Product Fitment

This part is suitable for the following models:

• Mariner 6 Cyl 3.625 Bore 3L 225 – All Years
• Mercury 6 Cyl 3.625 Bore 3L EFI 200 – 1994-2001
• Mercury 6 Cyl 3.625 Bore 3L EFI 225 – 2003-2008
• Mercury 6 Cyl 3.625 Bore 3L EFI 250 – 1995-2008
• Mercury 6 Cyl 3.625 Bore 3L Pro Max 300 – 1995-2008
• Mercury 6 Cyl 3.625 Bore 3L XB 250 – 1998-2005
• Mercury 6 Cyl 3.6265 Bore 3.2L XS 300 – 2000-2004
• Mercury 6 Cyl 3.6265 Bore 3L Optimax 200 – 2006-2017
• Mercury 6 Cyl 3.6265 Bore 3L Optimax 225 – 1997-2018
• Mercury Mercury – 1998-2018
• Mercury 6 Cyl 3.6265 Bore 3L Optimax 300 – 2003-2014
• Mercury 6 Cyl 3.6265 Bore 3L Pro XS 200 – 2015-2018
• Mercury 6 Cyl 3.6265 Bore 3L Pro XS 225 – 2007-2018
• Mercury 6 Cyl 3.6265 Bore 3L Pro XS 250 – 2004-2018
• Mercury 6 Cyl 3.6265 Bore 3L Sport Jet 250 – 2006-2010
• Mercury 6 Cyl 3L Carb Sea Pro 225 – 2002-2006
• 6 Cyl S3000 Race 300 – 1995-2001
• 1998-2004

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:

• O-Ring Cylinder Head Mercury / Mariner 200 - 300 Hp 3L / 3.2L OEM# 25-818574 – 505-50
• Gasket Water Pump Force / Mercury / Mariner / Mercruiser 40 - 300 Hp OEM# 27-817277 – 447-329
• O-Ring End Cap Mercury / Mariner / Mercruiser 65 - 300 Hp OEM# 2408 – 526-15
• O-Ring End Cap Mercury / Mariner / Mercruiser 90 - 485 Hp OEM# 25-62700 – 526-19

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