Gasket Base - Mariner / Yamaha 20-30 HP / 500 (1987, 1992, 1997) OEM# 27-84775 | WSM 511-16

Gasket Base Mariner / Yamaha 20 - 30 Hp / 500 84-97 OEM# 27-84775

This WSM gasket base is a quality aftermarket replacement part designed for Mariner 2 Cyl 2.638 Bore 25 and 4 other compatible models.

It replaces selected OEM reference numbers including 27-84775, 61T-45113-A0-00 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 5 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 511-16
• Product: Gasket Base
• OEM Reference: 27-84775, 61T-45113-A0-00
• Application: Mariner 2 Cyl 2.638 Bore 25 and 4 other compatible models

Product Fitment

This part is suitable for the following models:

• Mariner 2 Cyl 2.638 Bore 25 – All Years
• Yamaha 2 Cyl 2.638 Bore 30 – 1992-1997
• Yamaha 2 Cyl 2.835 Bore 25 – 1993-1997
• Yamaha 2 Cyl 2.835 Bore 30 – 1984-1987
• Yamaha – 1984-1992

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:

• Piston Clips Yamaha 25 - 85 Hp / 500 OEM# 688-11634-00-00 – 400-20
• Oil Seal Yamaha 20 - 30 Hp 84-22 OEM# 552-23 – 552-23
• Oil Seal Yamaha 25 / 30 Hp 84-22 OEM# 552-29 – 552-29
• Carburetor Kit Mercury / Mariner / Yamaha 25 / 30 Hp With Float OEM# 18-7770 – 600-67

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