Valve Stem Seal Yanmar 1GM10 2GM20 3GM30 - 124950-11340

This valve stem seal is a genuine OEM part for Yanmar marine diesel engines. The seal is installed on the valve guides and controls the amount of oil entering the combustion chamber. This is a genuine Yanmar OEM product . Yanmar OEM Part Number 124950-11340 Compatible Yanmar Engines 1GM10 (9 HP) 2GM20 (18 HP) 2GM20 F (18 HP) 2GM20 F EU (18 HP) 3GM30 (27 HP) 3GM30 EU (27 HP) 3GM30 F (27 HP) 3GM30 F EU (27 HP) Product Information Valve stem seal for cylinder head 2 seals required per cylinder Questions about compatibility or Yanmar engine parts? Our marine specialists are happy to help.