Gasket Kit Powerhead - Mercury / Mariner 135-200 HP 6 Cyl (2000-2001, 2005) OEM# 27-815791A00 | WSM 500-220

Gasket Kit Powerhead Mercury / Mariner 135 - 200 Hp 6 Cyl 00-05 OEM# 27-815791A00

This WSM gasket kit powerhead is a quality aftermarket replacement part designed for Mariner 6 Cyl 3.125 Bore 2L 150 and 7 other compatible models.

It replaces selected OEM reference numbers including 27-815791A00 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: 500-220
• Product: Gasket Kit Powerhead
• OEM Reference: 27-815791A00
• Application: Mariner 6 Cyl 3.125 Bore 2L 150 and 7 other compatible models

Product Fitment

This part is suitable for the following models:

• Mariner 6 Cyl 3.125 Bore 2L 150 – All Years
• Mercury 6 Cyl 3.501 Bore 2.5L 135 – 2000-2005
• Mercury 6 Cyl 3.501 Bore 2.5L 200 – 2000
• Mercury 6 Cyl 3.501 Bore 2.5L EFI 150 – 2000-2005
• Mercury 6 Cyl 3.501 Bore 2.5L EFI 175 – 2000-2001
• Mercury 6 Cyl 3.501 Bore 2.5L EFI 200 – 2000-2001
• Mercury 6 Cyl 3.501 Bore 2.5L Jet 140 – 2000-2001
• Mercury – 2000-2005

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.

About the Mercury 135-200 HP Outboard Engines

Mercury and Mariner 135-200 HP outboard engines are widely used across recreational and performance boating applications. These engines have long-standing aftermarket support, making quality replacement gaskets, ignition, fuel and powerhead parts important for service and rebuild work.

You May Also Need

Browse related parts for compatible models:

• Clutch Dog Mercury / Mariner 110 - 250 Hp 12:21 Gear Ratio OEM# 52-859340 – 444-330
• Piston Clips Johnson / Evinrude / Mercury / Mariner 25 - 240 Hp OEM# 0317831 – 400-19
• Bearing Reverse Gear Mercury / Mariner / Mercruiser / Yamaha 110 - 300 Hp OEM# 31-88957T – 447-308
• O-Ring Cylinder Head Mercury / Mariner 110 - 240 Hp V6 2.5L OEM# 25-8M0149612 – 526-26

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