# 3817137 Protecting Plug | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta protecting plug weighing 0.002 kg. It supersedes part number 3584151, catalogued earlier as a protecting cap. No engine applications are listed against it, so it should be ordered against the assembly it belongs to.

## ⚙️ Key Features

-   0.002 kg
-   Supersedes 3584151
-   No listed engine applications — order against the assembly

## 🔌 Function

Blanks off an opening or thread so dirt and moisture cannot get in.

## ⚠️ Common Signs of Failure

-   Plug missing, leaving the opening exposed
-   Dirt or water found in the port it should have blanked
-   Plug split, brittle or no longer gripping
-   Thread or seat damaged where the plug seats

## 🛠️ Service Notes

-   Protective cap 3817138 also supersedes 3584151 and weighs a tenth as much, so check which of the two your assembly takes before ordering
-   Clean the port before fitting so nothing is sealed in

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   3817137 → Supersedes 3584151

### OEM / Related Numbers

-   3584151 earlier number superseded by this part

## 📦 Condition

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

## Details

- **Price:** 5.85 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 5.85 AUD | In stock |

## Images

- 3817137 Protecting Plug | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/3817137-protecting-plug-genuine-volvo-penta)
> Updated: 2026-10-09