# 21732658 Rocker Arm | Genuine Volvo Penta Part

## 🔧 Product Description

A genuine Volvo Penta fuel-injector rocker arm used in Volvo Penta D16 / TAD16 engine assemblies. It is manufactured to the factory dimensions and operating specification for the catalogued installation.

## 🚤 Compatibility

-   **Engine Family:** TAD, TWD, D
-   **HP Range:** Approximately 500-800 HP
-   **Year Range:** Approximately 2010 - 2021

Full model list at the end of this description.

## ⚙️ Key Features

-   Fuel-injector rocker arm for D16 and TAD16 engine assemblies
-   1.762 kg
-   Listed for 29 applications across TAD, TWD and D engines
-   Supersedes 21132292 and 21316420
-   Also supersedes Volvo part number 21160989

## 🔌 Function

Transfers camshaft motion to the unit injector and sets the injector pumping stroke and timing.

## ⚠️ Common Signs of Failure

-   Heavy tapping or knocking from the top of the engine
-   Rough running, misfire or hard starting on one cylinder
-   Contact pad or roller found scuffed, pitted or flat-spotted
-   Bore or shaft worn so the arm has side play
-   Injector clearance drifting out of specification between services

## 🛠️ Service Notes

-   Two earlier numbers, 21132292 and 21316420, are consolidated into this one
-   Check the camshaft lobe and the unit injector for matching wear before fitting
-   Reset the injector adjustment to specification after fitting

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   21732658 → Supersedes 21132292 → Supersedes 21064253

### OEM / Related Numbers

-   21316420 earlier number superseded by this part
-   21132292 earlier number superseded by this part
-   21064253 earlier number superseded by this part
-   60111964 - adjusting nut
-   20501057 - adjusting screw
-   3964817 - lubrication jet
-   22255550 - intake rocker arm
-   21415399 - exhaust rocker arms
-   21415409 - exhaust rocker arms

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta D16C1-E MG, D16C1-F MG, D16C2-E MG, D16C2-F MG, D16C-D MH, D16C1-E MH, D16C1-F MH, D16C2-E MH, D16C2-F MH
-   Volvo Penta TAD1640-42GE-B, TAD1640VE-B, TAD1640-42VE-C
-   Volvo Penta TAD1650VE-B/51VE, TAD1650GE
-   Volvo Penta TWD1683GE-B, TWD1683VE
-   Volvo Penta TAD1641VE-B
-   Volvo Penta TAD1642VE-B
-   Volvo Penta TAD1643VE-B
-   Volvo Penta TAD1651GE
-   Volvo Penta TAD1660-62VE
-   Volvo Penta TAD1662VE EU5
-   Volvo Penta TAD1670-72VE
-   Volvo Penta TWD1644-45GE
-   Volvo Penta TWD1652GE
-   Volvo Penta TWD1653GE
-   Volvo Penta TWD1672-1673GE
-   Volvo Penta TWD1682-83GE
-   Volvo Penta TWD1744GE

## Details

- **Price:** 981.25 AUD
- **Vendor:** Volvo Penta
- **Type:** Fuel System
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 981.25 AUD | In stock |

## Images

- 21732658 Rocker Arm | Genuine Volvo Penta Part
- 21732658 Rocker Arm | Genuine Volvo Penta Part - photo 2 of 2

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21732658-rocker-arm-genuine-volvo-penta)
> Updated: 2026-09-06