# 3807850 Wiring Harness | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta wiring harness weighing 0.122 kg and listed for 13 applications across D and MD series engines. At 122 grams it is a short pre-terminated loom serving one part of the installation.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta D2-55
-   Volvo Penta D2-55B
-   Volvo Penta D2-55C
-   Volvo Penta D2-75
-   Volvo Penta D5A-B TA
-   Volvo Penta D5A-T
-   Volvo Penta D5A-TA
-   Volvo Penta D7A-B TA
-   Volvo Penta D7A-T
-   Volvo Penta D7A-TA
-   Volvo Penta D7C-TA
-   Volvo Penta MD2010
-   Volvo Penta MD2010B

-   **Engine Family:** D, MD
-   **HP Range:** 55-75 HP

## ⚙️ Key Features

-   0.122 kg
-   13 applications across D and MD series engines
-   Short pre-terminated loom rather than a main engine harness

## 🔌 Function

Carries current and signals between engine electrical components through a pre-terminated loom.

## ⚠️ Common Signs of Failure

-   Intermittent gauges or warning lamps
-   Corrosion in the connector shells
-   Insulation chafed or heat-damaged
-   Pins loose or pushed back in a plug
-   A fault that clears when the loom is moved

## 🛠️ Service Notes

-   Support the loom at intervals so it cannot chafe or hang on its connectors
-   Grease the connector seals lightly to keep salt air out

## 📦 Condition

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

## Details

- **Price:** 686.36 AUD
- **Vendor:** Volvo Penta
- **Type:** Electrical & Wiring
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 686.36 AUD | In stock |

## Images

- 3807850 Wiring Harness | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/3807850-wiring-harness-genuine-volvo-penta)
> Updated: 2026-10-10