Drain Plug Gasket - Mercury / Mariner / Yamaha 9.9-350 HP (2002-2003, 2006-2007, 2018, 2021-2022) OEM# 27-888658 | WSM 555-22

Drain Plug Gasket Mercury / Mariner / Yamaha 9.9 - 350 Hp OEM# 27-888658

This WSM drain plug gasket is a quality aftermarket replacement part designed for Mariner 6 Cyl 4 Stroke 225 and 33 other compatible models.

It replaces selected OEM reference numbers including 27-888658, 90430-14M09-00, S18-0755 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 35 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 555-22
• Product: Drain Plug Gasket
• OEM Reference: 27-888658, 90430-14M09-00, S18-0755
• Application: Mariner 6 Cyl 4 Stroke 225 and 33 other compatible models

Product Fitment

This part is suitable for the following models:

• Mariner 6 Cyl 4 Stroke 225 – All Years
• Mercury 2 Cyl 2.205 Bore 4 Stroke 15 – 2003-2006
• Yamaha 2 Cyl 4 Stroke 15 – 1998-2006
• Yamaha 2 Cyl 4 Stroke 20 – 2007-2021
• Yamaha 2 Cyl 4 Stroke 25 – 2008-2021
• Yamaha 2 Cyl 4 Stroke 9.9 – 1998-2021
• Yamaha 3 Cyl 4 Stroke 30 – 2005-2007
• Yamaha 3 Cyl 4 Stroke 40 – 2001-2022
• Yamaha 3 Cyl Jet 4 Stroke 40 – 2000-2021
• Yamaha Yamaha – 2002-2021
• Yamaha 4 Cyl 4 Stroke 115 – 2001-2003
• Yamaha 4 Cyl 4 Stroke 150 – 2000-2021
• Yamaha 4 Cyl 4 Stroke 50 – 2004-2021
• Yamaha 4 Cyl 4 Stroke 60 – 2001-2021
• Yamaha 4 Cyl 4 Stroke 70 – 2002-2021
• Yamaha 4 Cyl 4 Stroke 75 – 2010-2018
• Yamaha 4 Cyl 4 Stroke 80 – 2003-2021
• Yamaha 4 Cyl 4 Stroke 90 – 1999-2003
• Yamaha 4 Cyl 4 Stroke 1.8L SHO 115 – 2003-2021
• Yamaha 4 Cyl 4 Stroke 2.8L 175 – 2015-2021
• Yamaha 4 Cyl 4 Stroke 2.8L 200 – 2015-2022
• Yamaha 4 Cyl Jet 4 Stroke 115 – 2012-2022
• Yamaha 4 Cyl Jet 4 Stroke 150 – 2003-2021
• Yamaha 4 Cyl Jet 4 Stroke 60 – 2016-2021
• Yamaha 4 Cyl Jet 4 Stroke 80 – 2004-2021
• Yamaha 4 Cyl Jet 4 Stroke 90 – 2002
• Yamaha 6 Cyl 4 Stroke 3.3L 200 – 2003-2021
• Yamaha 6 Cyl 4 Stroke 3.3L 225 – 2002-2021
• Yamaha 6 Cyl 4 Stroke 3.3L 250 – 2002-2021
• Yamaha 6 Cyl 4 Stroke 4.2L SHO 200 – 2005-2021
• Yamaha 6 Cyl 4 Stroke 4.2L SHO 225 – 2010-2021
• Yamaha 6 Cyl 4 Stroke 4.2L SHO 250 – 2012-2022
• 6 Cyl 4 Stroke 4.2L SHO 300 – 2010-2022
• 8 Cyl 4 Stroke 5.3L 350 – 2013-2022
• 2015-2018

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:

• Washer Fiber Mercury / Mariner / Yamaha 25 - 300 Hp 2 / 4-Stroke 84-21 OEM# 27-81990M – 515-46
• Oil Seal Camshaft Mercury / Yamaha 75 - 350 Hp 4-Stroke 99-22 OEM# 26-804144 – 551-21
• Grommet Crankcase Mercury / Yamaha 75 - 350 / 1000 / 1050 / 1100 / 1800 / 1900 OEM# 25-804086 – 527-19
• Gasket Crankcase Yamaha 600 / 700 / 2.5 - 20 / 60 - 250 Hp 4-Stroke OEM# 90201-081E6-00 – 555-124

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