20851196 Hose Assembly | Genuine Volvo Penta Part

🔧 Product Description

Application-specific Hose Assembly used in the engine coolant hose, pipe and heat-shield assembly on the listed Volvo Penta engines. Provides a flexible, pressure-rated fluid connection between components that move or vibrate relative to each other.

🚤 Compatibility

Typically suits:

• Volvo Penta TAD650VE
• Volvo Penta TAD660VE

• Engine Family: TAD
• HP Range: Approximately 180-250 HP
• Year Range: Approximately 2004 - 2015

⚙️ Key Features

• Genuine Volvo Penta Hose Assembly
• Designed for the engine coolant hose, pipe and heat-shield assembly
• Provides a flexible, pressure-rated fluid connection between components that move or vibrate relative to each other
• Engine type: 6-litre six-cylinder turbocharged diesel
• L=2000mm (Volvo assembly listing)

🔌 Function

Provides a flexible, pressure-rated fluid connection between components that move or vibrate relative to each other.

⚠️ Common Signs of Failure

• Damp patches, drips or crusted residue at the hose ends and along its run
• The hose gone hard and glassy, or soft and swollen, with cracks showing when it is flexed
• Chafe marks or flat spots where the hose has rubbed against a bracket or a moving component
• A falling fluid level with no other obvious leak, or air drawn in at a joint
• On removal, corrosion at the crimped end fittings and a bore that has perished or delaminated

🛠️ Service Notes

• Renew all disturbed sealing washers, O-rings, grommets and clamps.
• Confirm the line is naturally aligned before tightening; do not pull it into position with the fasteners.

🔄 Supersession & Cross Reference

OEM / Related Numbers

• 20834409 - coolant pump
• 20997647 - later coolant pumps
• 21417491 - later coolant pumps
• 20834438 - water-pump O-ring
• 20851197 - hose assemblies
• 20858610 - rubber hose
• 20856724 - heat shields
• 20857215 - heat shields
• 20857860 - support bracket

Other-Brand OEM Numbers

• VOE20851196 - Volvo Construction Equipment prefixed number format

📦 Condition

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