Valve Stem Oil Seal for Yanmar 3GMF Marine Diesel Engine

• Product Name: Valve Stem Oil Seal
• Fit Engine: Yanmar 3GMF
• Part Number: 124210‑11340
• Condition: 100% Brand New, direct‑fit replacement
• Material: High‑quality fluorine rubber

• Fluorine rubber material, excellent oil‑resistant and high‑temperature resistant performance
• Built‑in spring maintains consistent sealing pressure, prevents oil entering combustion chamber
• Reduce engine oil consumption and blue smoke fault, extend valve guide service life
• Precision dimension perfectly matches valve stem size
• Essential wearing spare part for cylinder head overhaul repair

These valve stem oil seals OEM 124210‑11340 are suitable for Yanmar 3GMF marine diesel engine. Installed inside valve guide, they control lubricating oil flow to valve stem and avoid excessive oil burning. Widely used for boat marine engine maintenance and rebuilding work.

We supply parts for Kubota, Cummin s, CAT, Perkins, Yanmar, Isuzu, Komatsu, Mitsubishi, Hino, Nissan, Vol vo, Deutz, Doosan, Daewoo, John Deer e, Scania, Hyundai, JCB etc.

Shipping: Sea freight, air freight and international express are all available.

Tax Notice: All import duties and local destination taxes shall be borne by the buyer. Please verify local customs regulations in advance.

Q1: Which engine fits these valve stem oil seals?

A: They fit Yanmar 3GMF marine diesel engine.

Q2: What is OEM part number?

A: OEM part number is 124210‑11340.

Q3: Installation tips?

A: Do not scratch rubber lip during installation, keep inner spring correctly positioned.

• Komatsu 3D72,3D74,3D78,3D84
• Kubota D722,D905,D1005,D1105
• Perkins 403‑12,403‑15,404‑22
• Isuzu 3LB1,3LD1,3LD2,4LB1