# 21881195 Rocker Arm | Genuine Volvo Penta Part

## 🔧 Product Description

A genuine fuel-injector rocker arm used on Volvo Penta D13B and D13C engines. It supersedes earlier rocker arm 21089229 and transfers camshaft motion to the injector.

## 🚤 Compatibility

-   **Engine Family:** D, TAD
-   **HP Range:** Approximately 0-500 HP
-   **Year Range:** Approximately 2009 - 2021

Full model list at the end of this description.

## ⚙️ Key Features

-   Fuel-injector rocker arm for D13B and D13C engines
-   1.336 kg
-   Listed for 30 applications across the D and TAD ranges
-   Supersedes 21301512 and 21808975
-   Transfers camshaft motion to the injector
-   Also supersedes Volvo part numbers 21504759 and 3155125

## 🔌 Function

Presses the unit injector through its pumping stroke, converting the camshaft lobe's lift into the force that delivers the injection event.

## ⚠️ Common Signs of Failure

-   Hard knocking from the top of the engine that rises with load
-   Smoke, rough running or a misfire traced to one cylinder
-   Injector or cylinder-balance fault codes stored
-   Roller or pad pitted, flaked or flat-spotted on strip-down
-   Play at the shaft bore when the arm is rocked

## 🛠️ Service Notes

-   Supersedes both 21301512 and 21808975, so an order against either old number lands here
-   Injector rocker 21881185 at 1.724 kg covers D8 and TAD8 engines - check the engine family before ordering
-   Check the camshaft lobe and the injector top for matching damage before fitting a new arm

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   21881195 → Supersedes 21301512 → Supersedes 21089229 → Supersedes 21023450 → Supersedes 20381702

### OEM / Related Numbers

-   21808975 earlier number superseded by this part
-   21301512 earlier number superseded by this part
-   21089229 earlier number superseded by this part
-   21023450 earlier number superseded by this part
-   21809012 - related D13 rocker-arm reference
-   21539423 - rocker-arm shaft
-   21794321 - adjusting-screw references
-   20501057 - adjusting-screw references
-   3964817 - lubrication jet

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta D13B-E MG, D13B-E MG (FE), D13B-E MH, D13B-E MH (FE), D13B-F MG, D13B-F MG (FE), D13B-N MH, D13B-N MH (FE), D13C1-A MH, D13C2-A MH, D13C2-A MG, D13C1-A MG
-   Volvo Penta D11C1-A MP, D11C3-A MP, D11C2-A MP, D11C4-A MP
-   Volvo Penta D9A2L MH, D9A2M MP
-   Volvo Penta TAD1180-83VE
-   Volvo Penta TAD1341-43GE-B
-   Volvo Penta TAD1344-45GE-B
-   Volvo Penta TAD1350GE
-   Volvo Penta TAD1351GE
-   Volvo Penta TAD1352GE
-   Volvo Penta TAD1353GE
-   Volvo Penta TAD1354GE
-   Volvo Penta TAD1355GE
-   Volvo Penta TAD1380-82GE
-   Volvo Penta TAD1381-85VE
-   Volvo Penta TAD1384-85VE-IWP

## Details

- **Price:** 1077.11 AUD
- **Vendor:** Volvo Penta
- **Type:** Engine Components
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1077.11 AUD | In stock |

## Images

- 21881195 Rocker Arm | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21881195-rocker-arm-genuine-volvo-penta)
> Updated: 2026-10-10