20381185 Bushing | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Connecting Rod Small-End Bushing - Part Number: 20381185

Genuine Volvo Penta connecting-rod small-end bushing used to support the piston pin on D12-family engines. It supersedes bushing 470304 and must be correctly pressed into the connecting rod and finish-reamed to the specified piston-pin clearance.

⚙️ Key Features

• Precision bronze-type piston-pin bushing

• Installed in the connecting-rod small end

• Supersedes earlier bushing 470304

• Requires alignment checking and finish reaming after installation

• Available individually and in six-piece aftermarket sets

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 20381185 → Supersedes 470304

• 470304 - earlier small-end bushing

OEM / Related Numbers:

• Mahle / Clevite 038BB19918300

• Clevite 223-3694

• MK Parts 11V1185 - six-bushing set

Aftermarket / Verified Equivalents:

• Olsson Parts: 51371

• MK Parts: 11V1185 - set of six

• Mahle / Clevite: 038BB19918300 / 223-3694

🚤 Compatibility

Commonly used on:

• Volvo Penta D12 connecting-rod and piston assemblies

Typically suits:

• Engine / equipment models:

• TWD1240VE

• TAD1250VE

• TAD1251VE

• TAD1252VE

• D12C-A MP

• D12D-family engines

• Engine Type: Volvo Penta 12-litre diesel

• Year / Serial Range: Connecting-rod specification and engine serial-number dependent

🔌 Function

Supports the piston pin in the connecting rod while maintaining the specified lubricated running clearance.

Common signs of failure:

• Piston-pin knock

• Excessive pin or small-end clearance

• Scoring, ovality or bushing movement

• Metallic debris in the engine oil

• Uneven piston or connecting-rod wear

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging