Injector Nozzle Insulator Yanmar YS Series - 103854-11490

Replacement injector nozzle insulator for Yanmar YS-series marine diesel engines. This insulator is fitted around the injector nozzle and helps ensure correct positioning and insulation of the injector assembly. Suitable for Yanmar YSB, YSE and YSM engines. When replacing the injector nozzle insulator, remember to order the two required copper sealing rings separately. Reusing old sealing rings can result in an inadequate seal. Suitable for Yanmar Engines Yanmar YSB8 Yanmar YSB12 Yanmar YSE8 Yanmar YSE12 Yanmar YSM8 Yanmar YSM12 Product Information Product: Injector nozzle insulator Brand: Yanmar Yanmar part number: 103854-11490 Engine series: YSB, YSE and YSM Required quantity: One insulator per injector Important Installation Note Two copper sealing rings are required when installing this injector nozzle insulator. These sealing rings are not included and should be ordered separately.