21846431 Fuel Hose | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Low-Pressure Fuel Hose - Part Number: 21846431

Factory low-pressure fuel hose identified as fuel-hose position 11 in the Volvo Penta D5/D8 fuel-system layout. Its moulded length, fittings and routing are specific to the supply or return connection assigned to this part number.

⚙️ Key Features

• Fuel-compatible factory hose

• Preformed length and routing

• Matched end connections

• D5/D8 industrial fuel-system application

• Selected by exact hose position and engine serial number

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21846431 (current OEM reference)

OEM / Related Numbers:

• 21846431

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta D5 and D8 industrial low-pressure fuel system

Typically suits:

• Engine models:

• TAD570VE-B, TAD571VE-B, TAD880GE, TAD881GE, TAD882GE

• Engine Type: Turbocharged industrial diesel

• Serial Range: Confirm hose position and fuel-system diagram by engine product number

🔌 Function

Carries low-pressure diesel fuel between the filter, pump, rail supply or return components without admitting air.

Common signs of failure:

• Diesel smell or visible wetness

• Hard starting from air ingress

• Cracked, swollen or hardened hose

• Chafing at a bracket or clamp

• Low supply pressure or fuel-system aeration

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging