20850116 Thrust Washer | Genuine Volvo Penta Part

🔧 Product Description

Volvo Penta lists this part as the thrust washer kit supplied inside its published overhaul kits. It appears in 2 of them: 3884935 for TAD650VE; 3884936 for TAD660VE.

🚤 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 Thrust Washer
• Controls axial movement and provides a replaceable thrust-bearing surface between adjoining components
• Engine type: 6-litre six-cylinder common-rail turbocharged diesel
• Quantity varies by assembly, most commonly two
• Listed by Volvo Penta as the thrust washer kit in its overhaul kits
• 1 off in overhaul kit 3884935 (TAD650VE)
• 1 off in overhaul kit 3884936 (TAD660VE)
• Used in overhaul kits: 3884935 x1 (TAD650VE); 3884936 x1 (TAD660VE)

🔌 Function

Controls axial movement and provides a replaceable thrust-bearing surface between adjoining components.

⚠️ 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.
• Volvo Penta's overhaul kits call for one of this part

🔄 Supersession & Cross Reference

OEM / Related Numbers

• 20855301 - cylinder-head references
• 20941118 - cylinder-head references
• 3884937 - cylinder-head kit
• 20798699 - inlet valve
• 20798533 - exhaust valve
• 20849976 - intake valve seat
• 20849979 - exhaust insert
• 20459855 - valve-stem seal
• 20799076 - tappet

Other-Brand OEM Numbers

• VOE20850116 - Volvo Construction Equipment prefixed number format

📦 Condition

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