# 21796164 Plug | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Plug - Part Number: 21796164

  

Threaded cooling-system plug for TAD840-TAD843VE engines. It closes the assigned pump or housing port and is used with the matching gasket where specified.

  

⚙️ Key Features

  

• Correct thread or retention geometry

• Specified sealing face

• Material compatible with the surrounding system

• Designed for the original torque

• Exact port application must match

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 21796164 (current listed OEM reference)

  

OEM / Related Numbers:

  

• 21796164

• 21796165 - matching gasket

• 3801872 - remanufactured coolant-pump reference

• 21479648 - pump pulley

• 21746213 - thermostat

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• TAD840-TAD843VE cooling system

  

Typically suits:

  

• Engine / drive models:

  

• TAD840VE

• TAD841VE

• TAD842VE

• TAD843VE

  

• HP / Rating: Engine-rating controlled

  

• Engine / System Type: Inline six-cylinder emissions-controlled industrial diesel

  

• Year Range: Production configuration controlled

  

• Serial / Specification Control: Confirm the complete product number and serial number before ordering; 21796164 must be listed for the installation

  

🔌 Function

  

Closes or protects the assigned opening and retains the system medium or environmental seal.

  

Common signs of wear or damage:

  

• Leakage around the plug

• Damaged or stripped threads

• Corroded sealing face

• Loose plug

• Cracked or deformed body

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 7.37 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 7.37 AUD | In stock |

## Images

- 21796164 Plug | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21796164-plug-genuine-volvo-penta)
> Updated: 2026-08-03