876661 Main Bearing Kit | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta main bearing kit in 0.25 mm undersize, weighing 0.118 kg and listed for 4 applications on MD series engines.

🚤 Compatibility

Typically suits:

• Volvo Penta MD2030
• Volvo Penta MD2030B
• Volvo Penta MD2030-C
• Volvo Penta MD2030-D

• Engine Family: MD

⚙️ Key Features

• 0.25 mm undersize
• 0.118 kg
• For MD series engines
• Listed for 4 applications
• 0.25mm (Volvo assembly listing)

🔌 Function

Supports the crankshaft in the block where the main journals have been reground 0.25 mm undersize.

⚠️ Common Signs of Failure

• A deep rumble from the bottom of the engine on load
• Oil pressure falling away when hot
• Metallic sparkle in the oil or on the filter element
• Shells found wiped or scored at strip-down

🛠️ Service Notes

• Three 0.25 mm undersize main bearing kits are listed here for MD engines with the same fitment count, this one and 876664 and 876667, so the grade alone will not pick the right kit; order by the number your parts book gives
• The matching grades in its own run are 876660 standard and 876662 at 0.50 mm; measure the journals and order by size, never by weight

🔄 Supersession & Cross Reference

Aftermarket / Verified Equivalents

• Recmar: RM876661

📦 Condition

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