# 78466881 Belt Protector | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta belt protector from the Cooling System group for engines from serial number 2013665902 onwards, weighing 1.762 kg and listed for 32 applications in the D series. The listing notes 7 pieces of 992404 and 7 pieces of 40005089 alongside it, and it supersedes part number 3847916. As a belt guard it is a protective component and should not be left off.

## 🚤 Compatibility

-   **Engine Family:** D
-   **Serial Range:** SN2013665902- 7pcs 992404,7pcs 40005089

Full model list at the end of this description.

## ⚙️ Key Features

-   For engines from serial number 2013665902 onwards
-   1.762 kg
-   32 D series applications
-   Supersedes 3847916
-   Listed with 7 pieces of 992404 and 7 pieces of 40005089

## 🔌 Function

Guards the running belt drive so debris, tools and hands are kept clear of it.

## ⚠️ Common Signs of Failure

-   Guard rubbing on a belt or pulley, leaving a polished witness mark
-   Cracks around the mounting holes from vibration
-   Guard bent or dented so belt clearance is lost
-   Fixings missing, letting the guard buzz against the drive

## 🛠️ Service Notes

-   The engine should not be run with the belt guard removed or damaged
-   Check the engine serial number before ordering, and count the associated fixings against the 7 and 7 the listing shows
-   Spin the drive by hand after fitting to confirm the belt runs clear of the guard

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   78466881 → Supersedes 3847916

### OEM / Related Numbers

-   3847916 earlier number superseded by this part

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta D13C3-B MH, D13C1-B MH, D13C1-A MP, D13C2-A MP, D13C3-A MP, D13C4-A MP, D13B-A MP, D13B-H MP, D13B-G MP, D13B-L MP, D13B-E MG, D13B-E MG (FE), D13B-E MH, D13B-E MH (FE), D13B-K MP, D13B-N MH, D13B-N MH (FE), D13B-B MP, D13B-D MP, D13B-J MP, D13B-M MP, D13B-C MP, D13C4-B MP, D13C5-B MP, D13C1-A MH, D13C2-A MH, D13C1-B MG, D13C3-B MG, D13C5-A MP, D13C2-A MG, D13C1-A MG, D13C8-B MP

## Details

- **Price:** 1383.87 AUD
- **Vendor:** Volvo Penta
- **Type:** Belts, Pulleys & Tensioners
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1383.87 AUD | In stock |

## Images

- 78466881 Belt Protector | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/78466881-belt-protector-genuine-volvo-penta)
> Updated: 2026-10-08