Gasket Drive Housing Plate - Mercury / Mariner 150-200 HP 6 Cyl (1990) OEM# 27-991772 | WSM 510-35

Gasket Drive Housing Plate Mercury / Mariner 150 - 200 Hp 6 Cyl 76-90 OEM# 27-991772

This WSM gasket drive housing plate is a quality aftermarket replacement part designed for Mariner, Mercury, Mercury, Mercury, Mercury, Mercury, Mercury, Mercury 6 Cyl 3.125 Bore 2L 150, 6 Cyl 3.125 Bore 2L 175, 6 Cyl 3.125 Bore 2L XR2 150, 6 Cyl 3.375 Bore 2.4L 175, 6 Cyl 3.375 Bore 2.4L 200, 6 Cyl 3.375 Chrome Bore 2.4L 175, 6 Cyl 3.375 Chrome Bore 2.4L 200.

It replaces selected OEM reference numbers including 27-991772 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 1 listed fitment
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 510-35
• Product: Gasket Drive Housing Plate
• OEM Reference: 27-991772
• Application: Mariner, Mercury, Mercury, Mercury, Mercury, Mercury, Mercury, Mercury 6 Cyl 3.125 Bore 2L 150, 6 Cyl 3.125 Bore 2L 175, 6 Cyl 3.125 Bore 2L XR2 150, 6 Cyl 3.375 Bore 2.4L 175, 6 Cyl 3.375 Bore 2.4L 200, 6 Cyl 3.375 Chrome Bore 2.4L 175, 6 Cyl 3.375 Chrome Bore 2.4L 200

Product Fitment

This part is suitable for the following models:

• Mariner, Mercury, Mercury, Mercury, Mercury, Mercury, Mercury, Mercury 6 Cyl 3.125 Bore 2L 150, 6 Cyl 3.125 Bore 2L 175, 6 Cyl 3.125 Bore 2L XR2 150, 6 Cyl 3.375 Bore 2.4L 175, 6 Cyl 3.375 Bore 2.4L 200, 6 Cyl 3.375 Chrome Bore 2.4L 175, 6 Cyl 3.375 Chrome Bore 2.4L 200 – All Years, 1978-1985, 1976-1981, 1986-1988, 1981-1982, 1978-1982, 1983-1988, 1982-1990

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:

• Starter Solenoid Evinrude/Mercury/Mariner/Nissan/Yamaha 8 - 300 / 700 - 1300 00-22 OEM# 3H8760400 – 004-125
• Valve Stem Seal Mercury / Mariner / Suzuki / Yamaha 2.5 - 350 Hp / 350 / 450 / 1000 / 1800 / 1900 OEM# 010-053-16 – 010-053
• Bearing Needles With Washers Mercury / Mariner 70 - 125 / 200 - 300 Hp OEM# 29-88258 – 010-120-34
• Bearing Needles Mercury / Mariner 105 - 240 Hp Big Pin OEM# 29-822553 – 010-137-34

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