23960143 Crankshaft | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta crankshaft from the Engine group, weighing 146.51 kg and listed for ten applications across D and TAD series engines. It supersedes 23291442. Journal sizes must be measured before ordering bearings, and at 146 kg this needs lifting equipment.

🚤 Compatibility

Typically suits:

• Volvo Penta D13C4-B MH
• Volvo Penta D13C1-B MH
• Volvo Penta D13C2-B MP
• Volvo Penta TAD1346GE
• Volvo Penta D13C4-B MP
• Volvo Penta D13C5-B MP
• Volvo Penta D13C1-B MG
• Volvo Penta D13C3-B MG
• Volvo Penta D13C7-B MP
• Volvo Penta D13C8-B MP

• Engine Family: D, TAD

⚙️ Key Features

• Engine group crankshaft
• 146.51 kg
• Listed for ten applications across D and TAD series engines
• Supersedes part number 23291442
• Also supersedes Volvo part numbers 20993042, 21048297, 21230583, 21310867, 21718835, 21979498, 22056231 and 22497988

🔌 Function

Turns the pistons' up and down movement into rotation and carries it out to the flywheel, running in the main bearings along its length.

⚠️ Common Signs of Failure

• Deep knock from low in the engine, worst under load
• Oil pressure falling away as bearing clearances open up
• Metal in the sump or across the oil filter element
• Journals found scored, ovalised or heat-discoloured on strip-down
• Journals measuring out of round or beyond the wear limit

🛠️ Service Notes

• Measure every journal and order main and big end bearings to the sizes found - do not assume standard
• At 146.51 kg this needs lifting equipment and a proper handling plan
• Renew the front and rear oil seals and check the flywheel and damper faces while the engine is apart

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 23960143 → Supersedes 23291442 → Supersedes 22697519

OEM / Related Numbers

• 23291442 earlier number superseded by this part

📦 Condition

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