Yanmar Glow Plug 2YM / 3YM Series - 119717-77801

The Yanmar Glow Plug (119717-77801) is designed to ensure reliable cold starting of Yanmar 2YM and 3YM marine diesel engines . The twin-coil design provides fast heating and stable performance, improving combustion during engine start-up. Manufactured to OEM-equivalent specifications, this glow plug offers accurate fitment, long service life, and dependable operation under marine conditions. Product Type Glow plug OEM / Reference Number 119717-77801 Product Specifications Voltage: 10.5 V Type: Twin Coil Connection: M4 Thread size: M10 × 1.25 Length: 68 mm Installation depth: 18 mm Key width: 12 mm Compatibility Suitable for Yanmar engines: 2YM15 3YM20 3YM27A 3YM30 3YM30AE 3YM30R