# 3582803 Leak-Off Line | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta leak-off line from the Fuel System group, weighing 0.034 kg and listed for 71 D series engine applications.

## 🚤 Compatibility

-   **Engine Family:** D
-   **HP Range:** 280-435 HP

Full model list at the end of this description.

## ⚙️ Key Features

-   0.034 kg
-   71 D series engine applications

## 🔌 Function

Returns leak-off fuel from the injectors back to the tank or fuel circuit.

## ⚠️ Common Signs of Failure

-   Fuel weeping or misting at the connections
-   Line hardened, cracked or perished
-   Blockage causing pressure to build in the return
-   Air drawn into the fuel system through a loose joint
-   Fuel smell in the engine space

## 🛠️ Service Notes

-   Leak-off line 3582802 is the lighter alternative on a smaller D engine set — confirm the fitment before ordering

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta D6-370A-C, D6-350A-A, D6-350A-B, D6-330A-D, D6-330D-E, D6-370D-E, D6-370D-B, D6-330D-B, D6-330A-F, D6-370A-F, D6-370D-A, D6-330D-C, D6-330A-C, D6-370D-C, D6-330D-D, D6-370D-D, D6-330D-F, D6-370A-D, D6-330A-E, D6-370A-E, D6-370D-F, D6-330I-D, D6-310I-B, D6-280I-B, D6-280I-C, D6-280I-D, D6-280I-E, D6-435I-D, D6-280I-A, D6-310I-A, D6-300A-F, D6-300D-F, D6-300I-F, D6-310D-B, D6-310D-D, D6-310D-C, D6-310D-E, D6-370I-A, D6-370I-B, D6-330I-B, D6-330I-C, D6-370I-C, D6-370I-D, D6-310A-B, D6-280A-C, D6-310A-C, D6-310A-A, D6-280A-D, D6-310A-D, D6-280A-E, D6-310A-E, D6-310I-C, D6-280A-A, D6-280A-B, D6-330I-F, D6-370I-F, D6-400A-E, D6-435D-A, D6-435D-D, D6-435D-E, D6-435D-F, D6-435I-A, D6-435I-C, D6-435I-E, D6-400A-F, D6-435D-C, D6-435I-F, D6-330I-E, D6-370I-E, D6-330A-B, D6-370A-B

## Details

- **Price:** 324.7 AUD
- **Vendor:** Volvo Penta
- **Type:** Hoses & Pipes
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 324.70 AUD | In stock |

## Images

- 3582803 Leak-Off Line | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/3582803-leak-off-line-genuine-volvo-penta)
> Updated: 2026-09-21