# 3812427 Rocker Arm | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta rocker arm, supplied complete, from the Engine group, weighing 1.508 kg and listed for 3 applications on D series engines. Rocker arm 3812102 is the lighter listing at 1.14 kg, so check whether the complete unit or the bare arm is wanted.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta D2-40
-   Volvo Penta D2-40B
-   Volvo Penta D2-40F

-   **Engine Family:** D
-   **HP Range:** 40 HP

## ⚙️ Key Features

-   Supplied complete
-   1.508 kg
-   3 applications on D series engines
-   Heavier than rocker arm 3812102 at 1.14 kg

## 🔌 Function

Transfers the pushrod's motion to the valve, opening it against its spring.

## ⚠️ Common Signs of Failure

-   Ticking or tapping from the valve gear
-   Pad or tip worn, pitted or scuffed
-   Bore or shaft worn, giving side play
-   Adjuster thread damaged or seized
-   Valve clearances drifting out of specification

## 🛠️ Service Notes

-   The complete assembly is the choice when the shaft and adjusters are worn as well as the arm
-   Check the pushrod ends and valve tips for matching wear before fitting
-   Reset the valve clearances after fitting

## 📦 Condition

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

## Details

- **Price:** 1328.1 AUD
- **Vendor:** Volvo Penta
- **Type:** Engine Components
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1328.10 AUD | In stock |

## Images

- 3812427 Rocker Arm | Genuine Volvo Penta Part

---

> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/3812427-rocker-arm-genuine-volvo-penta)
> Updated: 2026-10-12