Oil Seal Crankshaft - Mercury / Mariner 15-25 HP (1987, 1994, 1997, 2006) OEM# 26-859741 | WSM 550-28

Oil Seal Crankshaft Mercury / Mariner 15 - 25 Hp 79-06 OEM# 26-859741

This WSM oil seal crankshaft is a quality aftermarket replacement part designed for Mariner 2 Cyl 18 and 6 other compatible models.

It replaces selected OEM reference numbers including 26-859741 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 7 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 550-28
• Product: Oil Seal Crankshaft
• OEM Reference: 26-859741
• Application: Mariner 2 Cyl 18 and 6 other compatible models

Product Fitment

This part is suitable for the following models:

• Mariner 2 Cyl 18 – All Years
• Mercury 2 Cyl 2.562 Bore 20 – 1979-1987
• Mercury 2 Cyl 2.562 Bore 25 – 1980-1994
• Mercury 2 Cyl 2.562 Bore Mercosil Block 15 – 1980-1994
• Mercury 2 Cyl 2.562 Bore Mercosil Block 20 – 1994-1997
• Mercury 2 Cyl 2.562 Bore Mercosil Block 25 – 1994-2006
• Mercury – 1994-2006

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:

• Carburetor Kit Mercury / Mariner 6 - 25 Hp OEM# 1395-9761 – 600-05
• Gasket Kit Powerhead Mercury / Mariner 18 - 25 Hp OEM# 27-41499A87 – 500-198
• Ignition Coil Mercury / Mariner 6 - 300 Hp 72-07 OEM# 184-0001 – 376-5186
• Piston Clips Mercury / Mariner / Yamaha 15 - 50 Hp – 400-18

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