# 22-328022 Mercury MerCruiser Plug | Genuine Quicksilver OEM Part

🔧 Product Description

  

Genuine Quicksilver 1/8-27 NPT Brass Pipe Plug - Part Number: 22-328022

  

A genuine Quicksilver brass pipe plug for selected Mercury, Mariner and MerCruiser engine castings and fluid passages.

  

The 1/8-27 NPT plug closes an unused pressure, temperature, fuel or cooling-system port while allowing the passage to be accessed for servicing or installation of an optional sender.

  

⚙️ Key Features

  

• Genuine Quicksilver OEM brass plug

• Correct Mercury part number 22-328022

• 1/8-27 NPT tapered pipe thread

• Corrosion-resistant brass construction

• Sierra, GLM and Force cross-references available

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 22-328022 → Related to 22-328021

• 22-328021 → Related to 22-32802

• 22-32802 earlier OEM pipe-plug reference

  

OEM / Related Numbers:

  

• 22-328022

• 328022

• 22328022

• 22-328021

• 22-32802

• 22-30139

• 22-841908

  

Aftermarket / Verified Equivalents:

  

• Sierra: 18-4263

• GLM: 21893

• Chrysler / Force: FI5810151

• Chrysler / Force: F700633

  

🚤 Compatibility

  

Commonly used on:

  

• Mercury and Mariner engine-block and cylinder-head ports

• MerCruiser intake, cooling and instrumentation passages

  

Typically suits:

  

• Engine / system applications:

• Mercury outboard cylinder blocks with unused 1/8-27 NPT sender ports

• Mercury and Mariner temperature-sender passages

• MerCruiser GM inline 4-cylinder, V6 and V8 castings using 22-328022

• MerCruiser intake-manifold pressure or vacuum ports

• Force outboard castings using the equivalent pipe plug

  

• Thread Size: 1/8-27 NPT

• Engine Type: Mercury / Mariner outboard and MerCruiser petrol engine

• Year Range: Casting and serial-number controlled

  

🔌 Function

  

The plug seals an unused threaded fluid, pressure or sender passage while allowing future access to the port.

  

Common signs of failure:

  

• Water, fuel or oil seepage around the threads

• Plug corroded or seized

• Hex or removal surface rounded

• Threads damaged during removal

• Passage leaks after a sender is removed

  

📦 Condition

  

• Genuine Quicksilver part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 8.0 AUD
- **Vendor:** Sawley's Auto and Marine
- **Tags:** Quicksilver Marine Parts | Oils Service Kits & Engine Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 8.00 AUD | In stock |

## Images

- 22-328022 Mercury MerCruiser Plug | Genuine Quicksilver OEM Part
- 22-328022 Mercury MerCruiser Plug | Genuine Quicksilver OEM Part
- 22-328022 Mercury MerCruiser Plug | Genuine Quicksilver OEM Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/22-328022-plug)
> Updated: 2026-07-11