875774 Main Bearing Kit | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta main bearing kit in the 0.25 mm undersize grade, weighing 0.252 kg and listed for 6 applications. Its listing names no engine series at all, so check it against your engine's parts list before ordering. The other main bearing kits in this run are the standard-grade 875750, 875751 and 875773 for D, TMD, TAMD and MD engines, and the MD and AQD family made up of 875483 and 875484 in standard grade, 875485 and 875488 at 0.25 mm undersize and 875489 at 0.50 mm undersize.

🚤 Compatibility

Typically suits:

• Volvo Penta 2001AG
• Volvo Penta 2001B
• Volvo Penta 2001BG
• Volvo Penta 2001D
• Volvo Penta 2001
• Volvo Penta 2001R

⚙️ Key Features

• 0.25 mm undersize grade
• 0.252 kg
• Listed for 6 applications
• No engine series named in its listing — check against your engine's parts list
• Order by measured journal size, not by weight
• 0.25mm (Volvo assembly listing)

🔌 Function

Carries a crankshaft reground 0.25 mm undersize in the block, holding it on an oil film and taking the load from each firing stroke.

⚠️ Common Signs of Failure

• Oil pressure low or collapsing when hot
• Deep knock or rumble from the bottom end under load
• Bearing material or copper visible in the sump or filter
• Shells scored, wiped or showing the underlay
• Measured clearance beyond limits on a crank already reground

🛠️ Service Notes

• Measure the journals before ordering — grinding marks are not proof that the crank was taken to 0.25 mm
• Its application list is short at 6 entries, so check it against your engine's parts list before ordering
• Fit shells dry into clean housings and tighten to the specified sequence

🔄 Supersession & Cross Reference

Aftermarket / Verified Equivalents

• Crom: 111508

📦 Condition

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