# 3581778 Spring | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta spring for injector 3581642, from the Fuel System group, weighing 0.0068 kg and listed for six applications across KAMD and KAD series engines.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta KAMD44P-B
-   Volvo Penta KAMD44P-C
-   Volvo Penta KAD300-A
-   Volvo Penta KAD44P-B
-   Volvo Penta KAD44P-C
-   Volvo Penta KAMD300-A

-   **Engine Family:** KAMD, KAD

## ⚙️ Key Features

-   For injector 3581642
-   0.0068 kg
-   Six applications across KAMD and KAD series engines

## 🔌 Function

Sets the opening pressure of the injector it is fitted in.

## ⚠️ Common Signs of Failure

-   Opening pressure drifting out of specification
-   Spring broken or taking a set
-   Poor spray pattern showing as smoke
-   Rough running on the affected cylinder

## 🛠️ Service Notes

-   It is specified for injector 3581642, and washer 3581958 belongs to the same injector
-   Injector opening pressure must be set on a test bench after fitting a new spring

## 📦 Condition

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

## Details

- **Price:** 28.16 AUD
- **Vendor:** Volvo Penta
- **Type:** Fuel System
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 28.16 AUD | In stock |

## Images

- 3581778 Spring | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/3581778-spring-genuine-volvo-penta)
> Updated: 2026-09-19