# 6G5-44323-01 Yamaha Wear Plate | Genuine OEM Yamaha Outboard Part

🔧 Product Description

  

Genuine Yamaha Water Pump Outer Wear Plate - Part Number: 6G5-44323-01

  

A genuine Yamaha stainless outer cartridge plate for selected 150HP to 300HP water-pump assemblies.

  

The plate sits beneath the impeller and provides the smooth, flat surface required for the flexible vanes to generate cooling-water suction and pressure.

  

⚙️ Key Features

  

• Genuine Yamaha OEM water-pump wear plate

• Correct current Yamaha part number 6G5-44323-01

• Supersedes earlier plate 6G5-44323-00

• Precision-formed stainless-steel construction

• Recmar, GLM, EMP and Mercury replacements available

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 6G5-44323-01 → Supersedes 6G5-44323-00

• 6G5-44323-00 earlier OEM outer-plate reference

  

OEM / Related Numbers:

  

• 6G5-44323-01

• 6G5-44323-01-00

• 6G5-44323-00

• Mercury / Mariner: 888691

• Mercury / Quicksilver: 8M0091465

• GLM: 12511

• EMP: 46-02274

  

Aftermarket / Verified Equivalents:

  

• Recmar: REC6G5-44323-00

• GLM: 12511

• EMP: 46-02274

• Mercury / Quicksilver: 8M0091465

• Mercury / Mariner: 888691

• Aftermarket outer plate: AM6G5-44323-00

  

🚤 Compatibility

  

Commonly used on:

  

• Yamaha 150HP to 300HP lower-unit water pumps

• Conventional, HPDI and four-stroke high-horsepower gearcases

  

Typically suits:

  

• Engine models:

• Yamaha 150A, 150C and 150F two-stroke

• Yamaha 175A, 175B, 175D and 175F two-stroke

• Yamaha 200A, 200B, 200C, 200F and 200G two-stroke

• Yamaha ProV 200

• Yamaha 220A two-stroke

• Yamaha 225A, 225B, 225C, 225D, 225F and 225G

• Yamaha 250A, 250B and 250G

• Yamaha HPDI Z150P / Z150Q, Z175G / Z175H and Z200N / Z200P

• Yamaha HPDI Z250D and Z300A

• Yamaha F150A, F150B, F150D and F150F

• Yamaha F175A

• Yamaha F200A, F200C, F200F and F200G

• Yamaha F225A, F225B, F225D and F225F

• Yamaha F250A and corresponding LF models

• Selected F300 applications using the 6G5 outer plate

  

• HP Range: 150HP - 300HP

• Engine Type: Yamaha V6 two-stroke, HPDI and four-stroke outboard

• Year Range: Approximately mid-1980s onward, dependent on lower-unit design

  

🔌 Function

  

The plate forms the lower running surface of the impeller chamber and helps the impeller maintain the seal needed to create cooling-water pressure.

  

Common signs of failure:

  

• Plate surface is grooved or deeply scored

• Engine overheats despite a new impeller

• Water pressure remains below specification

• Plate is warped, corroded or discoloured by heat

• Impeller shows uneven vane wear

  

📦 Condition

  

• Genuine Yamaha part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 45.0 AUD
- **Vendor:** Yamaha
- **Tags:** Yamaha Marine Parts | Outboard Engine Parts & Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 45.00 AUD | In stock |

## Images

- 6G5-44323-01 Yamaha Wear Plate | Genuine OEM Yamaha Outboard Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/6g5-44323-01-wear-plate)
> Updated: 2026-07-11
