838103 Piston Pin | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta piston pin from the Engine group, weighing 0.204 kg and listed for 3 applications on the MD series.

🚤 Compatibility

Typically suits:

• Volvo Penta MD5A
• Volvo Penta MD5B
• Volvo Penta MD5C

• Engine Family: MD

⚙️ Key Features

• 0.204 kg
• 3 applications on the MD series

🔌 Function

Links the piston to the small end of the connecting rod, carrying the full combustion load while allowing the rod to swing.

⚠️ Common Signs of Failure

• Light metallic knock at idle that eases as the engine warms
• Pin or bore worn oval or stepped
• Scuffing or bluish discoloration on the pin surface
• Pin free to rock in the piston bosses when checked
• Retaining circlip groove damaged or the clip found displaced

🛠️ Service Notes

• Check the small end bush and the piston bosses for matching wear, as a new pin in a worn bore will knock straight away
• Fit new retaining clips rather than reusing the old ones, and follow the correct heating and assembly method for the pin fit

📦 Condition

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