The fuel injectors are designed for optimal fuel atomization for increased performance and fuel economy. For Yanmar Engine Injector Common Rail 0445110507 Ensure a precise fit with this Petrol fuel injector model, which includes all required injector seals to help prevent leaks and maintain correct pressure Fuel injectors play a vital role in improving the fuel economy and power of vehicles\ This fuel injector is a direct replacement for your damaged or broken unit, seamless installation and optimal performance, Manufacturer: GXSAI