478682 Injector | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta injector from the Fuel System group, weighing 0.362 kg and listed for 6 applications across the TWD, TD and TAD series.

🚤 Compatibility

Typically suits:

• Volvo Penta TWD1030ME
• Volvo Penta TWD1031VE
• Volvo Penta TD100G
• Volvo Penta TD1030VE
• Volvo Penta TAD1030V
• Volvo Penta TAD1030VE

• Engine Family: TWD, TD, TAD

⚙️ Key Features

• 0.362 kg
• 6 applications across the TWD, TD and TAD series
• Nozzle 478683 covers the same 6 applications
• Injector 479443 shares the same family set and count at 0.361 kg

🔌 Function

Atomises fuel into the combustion chamber at the correct pressure and timing.

⚠️ Common Signs of Failure

• Rough uneven idle with smoke at the exhaust
• Knock or hammer from one cylinder
• Hard starting, worst from cold
• Diesel weeping or a fuel smell at the injector
• Nozzle found coked or dribbling on test

🛠️ Service Notes

• Injector 479443 has the same 6 applications, the same TWD, TD and TAD family list and a published weight one gram away at 0.361 kg, so nothing in the published detail separates the two, order by part number against your engine's parts group
• Nozzle 478683 at 0.036 kg is the matching nozzle if only that is needed
• Renew the seat washer and sleeve, test the injectors as a set, and set protrusion where the manual specifies it

🔄 Supersession & Cross Reference

Other-Brand OEM Numbers

• Bosch: 0 432 191 721

📦 Condition

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