# 420805 Injector | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta injector from the Fuel System group, weighing 0.308 kg and listed for 8 applications across the TWD and TD series engines. The row is marked E.U=3803274, which almost certainly identifies the exchange unit for this injector — confirm that before ordering on an exchange basis.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta TWD610V
-   Volvo Penta TWD630ME
-   Volvo Penta TD630ME
-   Volvo Penta TD630VE
-   Volvo Penta TWD630VE
-   Volvo Penta TD640VE
-   Volvo Penta TD610M
-   Volvo Penta TD610V

-   **Engine Family:** TWD, TD

## ⚙️ Key Features

-   0.308 kg
-   8 applications across the TWD and TD series
-   Marked E.U=3803274, almost certainly an exchange unit reference — confirm before ordering
-   Quantity varies by assembly, most commonly one

## 🔌 Function

Atomises and sprays the metered fuel charge into the combustion chamber at injection pressure.

## ⚠️ Common Signs of Failure

-   Rough idle or a distinct misfire on one cylinder
-   Black smoke and heavy diesel knock under load
-   Hard starting, particularly from cold
-   Fuel consumption up with no other explanation
-   Blowback or carbon staining around the injector seat

## 🛠️ Service Notes

-   Nozzle 420807 is the separate nozzle listed in this slice — establish whether the job needs the complete injector or just the nozzle
-   Renew the injector seat washer and check the seat bore is clean before fitting
-   Confirm the exchange unit arrangement quoted on this row before returning any old unit

## 🔄 Supersession & Cross Reference

### Other-Brand OEM Numbers

-   Bosch: 0 432 191 724
-   Bosch: 0 433 171 232

## 📦 Condition

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

## Details

- **Price:** 578.64 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 578.64 AUD | In stock |

## Images

- 420805 Injector | Genuine Volvo Penta Part

---

> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/420805-injector-genuine-volvo-penta)
> Updated: 2026-08-22