# 6E5-42724-01 Yamaha Grommet | Genuine OEM Yamaha Outboard Part

🔧 Product Description

  

Genuine Yamaha Upper Water Tube Grommet - Part Number: 6E5-42724-01

  

A genuine Yamaha upper water-tube grommet for selected mid- and high-horsepower outboards.

  

The grommet seals and supports the cooling-water tube where it enters the upper casing or powerhead adaptor. It prevents cooling water escaping around the tube and helps maintain correct alignment between the lower-unit pump and powerhead cooling passages.

  

⚙️ Key Features

  

• Genuine Yamaha OEM upper water-tube grommet

• Correct current Yamaha part number 6E5-42724-01

• Supersedes earlier grommet 6E5-42724-00

• Seals and supports the water tube within the upper casing

• Heat- and water-resistant moulded rubber construction

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 6E5-42724-01 → Supersedes 6E5-42724-00

• 6E5-42724-00 earlier OEM water-tube grommet reference

  

OEM / Related Numbers:

  

• 6E5-42724-01

• 6E5-42724-01-00

• 6E5-42724-00

• 6E5-42724-00-00

• Upper water-tube grommet

• Cooling-water tube seal

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Yamaha upper-casing cooling-water tube assemblies

• Powerhead, exhaust-guide and lower-unit service procedures

  

Typically suits:

  

• Engine models:

• Yamaha 115HP V4 two-stroke

• Yamaha 130HP V4 two-stroke

• Yamaha 150HP V6 two-stroke

• Yamaha 175HP V6 two-stroke

• Yamaha 200HP V6 two-stroke

• Yamaha 225HP V6 two-stroke

• Yamaha 250HP V6 two-stroke

• Yamaha F115 four-stroke applications using the 6E5 upper-casing system

• Yamaha F150 four-stroke applications where specified

• Yamaha F200, F225 and F250 four-stroke applications using this water-tube grommet

• Upper-casing assemblies whose parts diagram specifies 6E5-42724-01

  

• HP Range: Approximately 115HP - 250HP

• Engine Type: Yamaha V4 / V6 two-stroke and selected four-stroke outboard

• Year Range: Approximately mid-1980s onward, dependent on upper-casing design

  

🔌 Function

  

The grommet seals the upper end of the cooling-water tube so water delivered by the lower-unit pump enters the engine cooling passages without leakage.

  

Common signs of failure:

  

• Cooling water leaks inside the upper casing

• Reduced water pressure at the powerhead

• Engine overheats despite a serviceable impeller

• Grommet is hardened, split or distorted

• Water tube becomes loose or misaligned during lower-unit installation

  

📦 Condition

  

• Genuine Yamaha part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 5.9 AUD
- **Vendor:** Yamaha
- **Tags:** Yamaha Marine Parts | Outboard Engine Parts & Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 5.90 AUD | In stock |

## Images

- 6E5-42724-01 Yamaha Grommet | Genuine OEM Yamaha Outboard Part
- 6E5-42724-01 Yamaha Grommet | Genuine OEM Yamaha Outboard Part
- 6E5-42724-01 Yamaha Grommet | Genuine OEM Yamaha Outboard Part
- 6E5-42724-01 Yamaha Grommet | Genuine OEM Yamaha Outboard Part
- 6E5-42724-01 Yamaha Grommet | Genuine OEM Yamaha Outboard Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/6e5-42724-01-yamaha-grommet)
> Updated: 2026-07-11