Gasket Thermostat - Mercury / Mariner 30-60 HP 3 Cyl (1997, 2000-2001, 2004-2005, 2007, 2014) OEM# 27-827284 | WSM 540-26-02

Gasket Thermostat Mercury / Mariner 30 - 60 Hp 3 Cyl 97-14 OEM# 27-827284

This WSM gasket thermostat is a quality aftermarket replacement part designed for Mariner 3 Cyl 2.955 Bore Looper 50 and 9 other compatible models.

It replaces selected OEM reference numbers including 27-827284, S18-2721 and is suitable for service, repair and rebuild work.

Key Features

• Quality replacement gasket designed for dependable sealing performance
• Ideal for service, repair and engine rebuild work
• Manufactured for fit, durability and reliable installation
• Compatible with 11 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 540-26-02
• Product: Gasket Thermostat
• OEM Reference: 27-827284, S18-2721
• Application: Mariner 3 Cyl 2.955 Bore Looper 50 and 9 other compatible models

Product Fitment

This part is suitable for the following models:

• Mariner 3 Cyl 2.955 Bore Looper 50 – All Years
• Mercury 3 Cyl 2.955 Bore Looper 60 – 1997
• Mercury 3 Cyl 2.992 Bore 50 – 1997
• Mercury 3 Cyl 2.992 Bore 55 – 1998-2014
• Mercury 3 Cyl 2.992 Bore 60 – 1997-2007
• Mercury 3 Cyl 40 – 1998-2007
• Mercury 3 Cyl Bigfoot 60 – 1997-2005
• Mercury 3 Cyl Jet 30 – 1997-2004
• Mercury 3 Cyl Jet 40 – 1997-2001
• Mercury Mercury – 2001-2005
• 1997-2000

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:

• Fuel Pump Mercury / Mariner 30 - 300 Hp 83-04 OEM# 14360A14 – 600-090-05
• O-Ring Crankshaft Chrysler / Force / Mercury / Mariner / Mercruiser / Yamaha 6 - 300 Hp OEM# 25-90011 – 526-13
• O-Ring Oil Pump Mercruiser / Mercury / Mariner 30 - 300 Hp 90-21 OEM# 25-48462 – 526-22
• Oil Seal Crankshaft Mercury / Mariner 30 - 60 Hp 2 / 3 Cylinder 94-14 OEM# 26-817397 – 550-32

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