20845144 Valve Seat | Genuine Volvo Penta Part

🔧 Product Description

Application-specific Engine Valve Seat used in the cylinder-head exhaust-valve and valve-seat assembly on the listed Volvo Penta engines. Provides the hardened sealing and heat-transfer surface against which the engine valve closes.

🚤 Compatibility

Typically suits:

• Volvo Penta TAD550GE
• Volvo Penta TAD551GE
• Volvo Penta TAD750GE
• Volvo Penta TAD751GE
• Volvo Penta TAD750VE
• Volvo Penta TAD532GE EDC4
• Volvo Penta TAD760VE

• Engine Family: TAD
• HP Range: Approximately 160-280 HP
• Year Range: Approximately 2004 - 2015

⚙️ Key Features

• Genuine Volvo Penta Engine Valve Seat
• Designed for the cylinder-head exhaust-valve and valve-seat assembly
• Provides the hardened sealing and heat-transfer surface against which the engine valve closes
• Catalogued for TAD531GE MECH; TAD760VE
• Engine type: Five- and seven-litre turbocharged industrial diesel

🔌 Function

Provides the hardened sealing and heat-transfer surface against which the engine valve closes.

⚠️ Common Signs of Failure

• Low compression, abnormal combustion or cylinder imbalance
• Knocking, tapping or abnormal valve-train noise
• Excessive oil consumption, blow-by or exhaust smoke
• Out-of-spec clearance, wear, scoring or heat damage during overhaul
• Loss of power or metallic debris found in the lubricating oil

🛠️ Service Notes

• Measure all mating parts and clearances against the exact engine specification rather than replacing the component by appearance alone.
• Use clean engine-assembly practices, correct lubricants and the specified tightening sequence.

🔄 Supersession & Cross Reference

OEM / Related Numbers

• 20459963 - Volvo exhaust valve-seat references
• 20789674 - valve guide
• 20833936 - exhaust valve
• 20840747 - valve-spring disc
• 20459855 - valve-stem seal

Other-Brand OEM Numbers

• VOE20845144 - Volvo Construction Equipment prefixed number format

📦 Condition

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