Gasket Reed Block - Mercury / Mariner 200-300 HP 6 Cyl 3L (1997, 2001, 2004-2005) OEM# 27-8141951 | WSM 516-40

Gasket Reed Block Mercury / Mariner 200 - 300 Hp 6 Cyl 3L 95-05 OEM# 27-8141951

This WSM gasket reed block is a quality aftermarket replacement part designed for Mariner 6 Cyl 3.625 Bore 3L 225 and 7 other compatible models.

It replaces selected OEM reference numbers including 27-8141951 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 8 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 516-40
• Product: Gasket Reed Block
• OEM Reference: 27-8141951
• Application: Mariner 6 Cyl 3.625 Bore 3L 225 and 7 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 225 – 1994-2001
• Mercury 6 Cyl 3.625 Bore 3L EFI 250 – 1995-2001
• Mercury 6 Cyl 3.625 Bore 3L Pro Max 300 – 1995-2001
• Mercury 6 Cyl 3.625 Bore 3L XB 250 – 1998-2005
• Mercury 6 Cyl 3.6265 Bore 3L Optimax 200 – 2000-2004
• Mercury 6 Cyl 3L Carb Sea Pro 225 – 1997
• Mercury – 1995-2001

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 OEM# 25-818573 – 505-51
• Seal Carrier Assembly Mercury / Mariner / Mercruiser 200 - 300 Hp OEM# 18-2354 – 449-332
• Oil Seal Crankshaft Mercury / Mariner 200 - 300 Hp 94-18 OEM# 26-815449 – 550-37T
• Thermostat Johnson / Evinrude / Mercury / Mariner 4.5 - 300 Hp Stainless Steel OEM# 0377148 – 775-110

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