21614836 Expansion Tank | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta V8 Closed-Cooling Expansion Tank - Part Number: 21614836

A pressurised coolant expansion and recovery tank used in the closed-cooling systems of Volvo Penta 5.7-litre and 6.0-litre V8 marine petrol engines.

⚙️ Key Features

• Closed-cooling expansion tank

• Provides coolant expansion volume and de-aeration

• Correct filler neck, hose and mounting locations

• Designed for engine-compartment heat and vibration

• Used with cover, bracket and spill plate from the same assembly

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• Current OEM reference: 21614836

OEM / Related Numbers:

• 21614836

• 21614847 - Expansion-tank cover

• 21614855 - Mounting bracket

• 21614860 - Spill plate

• 21615589 - Cap

• 21615788 - Related gasket

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

• V8-350-CD

• V8-350-CE-D

• V8-380-CA

• V8-380-CB

• V8-380-CD

• V8-380-CE-A

• V8-380-CE-B

• V8-380-CE-D

• V8-430-CE-D

• Closed-cooling heat-exchanger system

🔌 Function

The tank provides space for coolant expansion, separates trapped air and supplies coolant back to the engine as the system cools.

Common signs of failure or damage:

• Coolant leakage or staining

• Cracked or distorted tank

• Repeated coolant loss

• Air remaining in the cooling system

• Damaged filler neck or mounting points

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging