# 21297814 Plug | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta D13 Cooling-System Plug - Part Number: 21297814

  

A closure plug used in the coolant-pump, thermostat-housing or related cooling-water circuit on selected D13 keel-cooled and radiator-cooled marine engines.

  

⚙️ Key Features

  

• Genuine Volvo Penta component

• Correct factory thread and sealing profile

• Used in D13 RC and KC cooling arrangements

• Resistant to engine coolant and operating temperature

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 21297814 (current catalogued reference)

  

OEM / Related Numbers:

  

• 21468471 and 22195450 - pump units

• 20505543 and 22195464 - coolant pumps

• 21645842 and 21645844 - coolant pipes

• 21403177 - connection

• 3889620 and 3889622 - thermostat housings

• 21246119 - bypass valve

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta D13 radiator-cooled and keel-cooled systems

  

Typically suits:

  

• Engine models:

• D13B-E MG (FE)

• D13B-E MH

• D13B-E MH (FE)

• D13B-N MH

• D13B-N MH (FE)

  

• HP Range: Engine-rating dependent

• Engine Type: D13 inline-six turbocharged marine diesel

• Year Range: Cooling-system and engine-serial dependent

  

🔌 Function

  

Closes and seals the designated cooling-system drilling or service opening.

  

Common signs of failure:

  

• Coolant seepage

• Damaged thread

• Corrosion around the plug

• Missing sealing component

• Plug will not retain the specified torque

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 137.86 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 137.86 AUD | In stock |

## Images

- 21297814 Plug | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21297814-plug-genuine-volvo-penta)
> Updated: 2026-08-02