20430678 Rubber Moulding | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Water Pump Housing Rubber Moulding - Part Number: 20430678

Genuine Volvo Penta moulded rubber seal used in the D9 coolant-pump housing and connection assembly. It seals and cushions the pump or housing interface in the circulation system.

⚙️ Key Features

• Moulded coolant-resistant rubber component

• Confirmed in D9A cooling-system assemblies

• Used with circulation pump 3808728 and housing 3808593

• Accommodates movement and manufacturing tolerance

• Replace whenever hardened, distorted or removed

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 20430678 - current Volvo Penta rubber-moulding reference

OEM / Related Numbers:

• 3808728 - related circulation pump

• 3808593 - related pump housing

• 836011 - related Volvo reference reported in interchange catalogues

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta D9 coolant-pump and housing systems

Typically suits:

• Engine / equipment models:

• TAD940GE

• TAD941GE

• TAD942VE

• TAD943VE

• TAD950VE

• TAD951VE

• TAD952VE

• Engine Type: Volvo Penta 9-litre industrial diesel

• Year / Serial Range: Pump-housing and engine serial-number dependent

🔌 Function

Seals or cushions the coolant-pump housing connection so pressure is retained without vibration damage.

Common signs of failure:

• Coolant leakage from the housing

• Rubber hardening or splitting

• Pump movement or vibration

• Air entering the cooling system

• Leak recurring after pump replacement

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging