Gasket Head - Mercury / Mariner 105-300 HP 2.5 Liter V6 (1995, 1998-2000, 2004) OEM# 27-822844 | WSM 505-45

Gasket Head Mercury / Mariner 105 - 300 Hp 2.5 Liter V6 OEM# 27-822844

This WSM gasket head is a quality aftermarket replacement part designed for Mercury 6 Cyl 3.501 Bore 2.5L EFI 150 and 10 other compatible models.

It replaces selected OEM reference numbers including 27-822844, 27-822844T05 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 12 listed fitments
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 505-45
• Product: Gasket Head
• OEM Reference: 27-822844, 27-822844T05
• Application: Mercury 6 Cyl 3.501 Bore 2.5L EFI 150 and 10 other compatible models

Product Fitment

This part is suitable for the following models:

• Mercury 6 Cyl 3.501 Bore 2.5L EFI 150 – 1991-1999
• Mercury 6 Cyl 3.501 Bore 2.5L EFI 175 – 1992-1999
• Mercury 6 Cyl 3.501 Bore 2.5L EFI 200 – 1992-1999
• Mercury 6 Cyl 3.501 Bore 2.5L Jet 105 – 1991-1999
• Mercury 6 Cyl 3.501 Bore 2.5L Jet 140 – 1992-1999
• Mercury 6 Cyl 3.501 Bore 2.5L Pro Max 150 – 1992-2000
• Mercury 6 Cyl 3.501 Bore 2.5L Pro Max 200 – 1994-1998
• Mercury 6 Cyl 3.501 Bore 2.5L Sport Jet 175 – 1994-1998
• Mercury 6 Cyl 3.501 Bore 2.5L XR6 150 – 1997-1999
• Mercury Mercury – 1992-1998
• 6 Cyl S3000 Race 300 – 1992-1995
• 1996-2004

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 End Cap Mercury / Mariner / Mercruiser 90 - 485 Hp OEM# 25-62700 – 526-19
• O-Ring Oil Pump Mercury / Mariner 105 - 300 Hp OEM# 25-11379 – 526-21
• Gasket Cork Mercury 105 - 300 Hp OEM# 27-11338 – 540-30
• Divider Plate Seal Mercury / Mariner 105 - 240 Hp 76-18 OEM# 26-814754 – 540-35

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