# 6H3-11193-A1 Yamaha Gasket Head Cover | Genuine OEM Yamaha Outboard Part

🔧 Product Description

  

Genuine Yamaha Cylinder Head Cover Gasket - Part Number: 6H3-11193-A1

  

A genuine Yamaha head-cover gasket for selected 60HP and 70HP three-cylinder two-stroke outboards.

  

The gasket seals the outer cylinder-head water-jacket cover, preventing cooling-water leakage around the cover perimeter.

  

⚙️ Key Features

  

• Genuine Yamaha OEM head-cover gasket

• Correct Yamaha part number 6H3-11193-A1

• Supersedes the earlier 6H3-11193-00 gasket

• Used on Yamaha three-cylinder 60HP and 70HP engines

• WSM, Sierra, Peach Motors and aftermarket replacements available

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 6H3-11193-A1 → Supersedes 6H3-11193-00

• 6H3-11193-00 earlier Yamaha head-cover gasket reference

  

OEM / Related Numbers:

  

• 6H3-11193-A1

• 6H3-11193-A1-00

• 6H311193A100

• 6H3-11193-00

• 6H3-11181-A2 related cylinder-head gasket

• 6H3-W0001-02 related powerhead gasket kit

  

Aftermarket / Verified Equivalents:

  

• WSM: 506-11

• Sierra: 18-99141

• Peach Motors: PM-6H3-11193-A1-00

• Outboard Spares: OSCG6H3

• Asaki: 6H3-11193-A1 replacement gasket

  

🚤 Compatibility

  

Commonly used on:

  

• Yamaha three-cylinder cylinder-head water-jacket covers

  

Typically suits:

  

• Engine models:

• Yamaha 25B / BETO - approximately 1994-1995

• Yamaha 50G / GETO / GETOL - approximately 1994-1998

• Yamaha 60F, 60FE, 60FETO, 60TLR and 60TR

• Yamaha C60 - approximately 1996-2001

• Yamaha E60 - approximately 1995-2000

• Yamaha P60 - approximately 1991-1999

• Yamaha 70B, 70ET, 70TL and 70TR

• Yamaha 70HP applications from approximately 1984-2009

  

• HP Range: Commonly 60HP - 70HP, plus selected 25B and 50G models

• Engine Type: Yamaha three-cylinder carburetted two-stroke outboard

• Year Range: Approximately 1984 - 2019, dependent on engine family

  

🔌 Function

  

The gasket seals the cylinder-head cover over the cooling-water jacket and prevents water loss around the cover joint.

  

Common signs of failure:

  

• Water leaking around the head-cover perimeter

• Salt deposits or corrosion at the gasket edge

• Engine loses cooling water beneath the cowl

• Gasket tears during cover removal

• Cover will not seal after corrosion cleaning

  

📦 Condition

  

• Genuine Yamaha part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 42.08 AUD
- **Vendor:** Yamaha
- **Tags:** Yamaha Marine Parts | Outboard Engine Parts & Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 42.08 AUD | In stock |

## Images

- 6H3-11193-A1 Yamaha Gasket Head Cover | Genuine OEM Yamaha Outboard Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/6h3-11193-a1-gasket-head-cover)
> Updated: 2026-07-11