# 477777 Plug | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta plug weighing 0.001 kg and listed for a single TWD series application. It supersedes part number 477764.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta TWD740VE

-   **Engine Family:** TWD

## ⚙️ Key Features

-   Supersedes 477764
-   0.001 kg
-   One TWD series application
-   Blanking plug

## 🔌 Function

Blanks off a threaded or plain opening, sealing the passage behind it against leakage.

## ⚠️ Common Signs of Failure

-   Weep or drip from the plug position
-   Plug thread or drive corroded, or the head rounded
-   Plug found loose or backed out
-   Staining and dirt trail below the plug

## 🛠️ Service Notes

-   Renew the sealing washer or use the specified sealant, and tighten to the correct torque so the seat is not damaged
-   Clean the thread in the casting before fitting

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   477777 → Supersedes 477764

## 📦 Condition

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

## Details

- **Price:** 7.37 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

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

## Images

- 477777 Plug | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/477777-plug-genuine-volvo-penta)
> Updated: 2026-09-06