# 418571 Plug | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta plug from the Cooling System group, weighing 0.0045 kg and listed for 14 applications on AQ series engines.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta AQ131A
-   Volvo Penta AQ131B
-   Volvo Penta AQ131C
-   Volvo Penta AQ131D
-   Volvo Penta AQ151A
-   Volvo Penta AQ151B
-   Volvo Penta AQ151C
-   Volvo Penta AQ171A
-   Volvo Penta AQ171C
-   Volvo Penta 230A
-   Volvo Penta 230B
-   Volvo Penta 250A
-   Volvo Penta 250B
-   Volvo Penta 251A

-   **Engine Family:** AQ

## ⚙️ Key Features

-   0.0045 kg
-   14 applications on AQ series engines
-   Cooling System group

## 🔌 Function

Closes off a coolant passage or drilling that is not in use.

## ⚠️ Common Signs of Failure

-   Coolant weeping or crusting around the plug
-   Plug head corroded, pitted or wasted away
-   Plug seized so it cannot be removed for draining
-   Sealing face or thread damaged

## 🛠️ Service Notes

-   Renew the sealing washer or ring with the plug rather than pulling the plug up harder into a corroded seat

## 📦 Condition

-   Genuine Volvo Penta part
-   Brand new
-   Supplied in original or equivalent packaging

## Details

- **Price:** 54.84 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 54.84 AUD | In stock |

## Images

- 418571 Plug | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/418571-plug-genuine-volvo-penta)
> Updated: 2026-09-07