21645871 Inlet Hose | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Crankcase Ventilation Inlet Hose - Part Number: 21645871

Moulded inlet hose used in the crankcase ventilation system of Volvo Penta TAD5 and TAD8 engines. It routes filtered air or blow-by vapour between the breather pipe, oil-separator system and engine inlet while preserving the designed flow and pressure balance.

⚙️ Key Features

• Genuine Volvo Penta breather-system hose

• Used with breather pipes 22010557 and 22843271

• Associated clamps 996675

• Related support brackets 22417571 and 23785468

• Factory moulded routing

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21645871 (current OEM service number)

OEM / Related Numbers:

• VOE21645871

• Breather pipes: 22010557 and 22843271

• Hose clamps: 996675

• Support brackets: 22417571 and 23785468

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta TAD5 and TAD8 crankcase-ventilation systems

Typically suits:

• Engine models / systems:

• TAD570VE

• TAD571VE

• TAD572VE

• TAD880GE

• TAD881GE

• TAD882GE

• Engine Type: Inline-six turbocharged industrial/generator diesel

• Fitment Note: Confirm breather layout and engine serial number

🔌 Function

Routes ventilation air and crankcase vapour through the closed breather system while preventing unmetered leakage.

Common signs of failure:

• Oil mist around hose joints

• Cracked or softened hose

• Increased crankcase pressure

• Collapsed hose restricting ventilation

• Oil carry-over into the intake

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging