Wear-resistant internal valve core ensures flexible opening and closing, not easy to get stuck. For K1000 K1100 Fuel Injector Nozzle 0280150716 0280150556 0280150522 0280150210 ; The main function of the fuel injector is to send fuel in the form of spray into the engine combustion chamber, so that it is mixed with air to form a combustible mixture for normal engine operation； Promotes smooth engine operation and balanced fuel delivery, reducing overall fuel consumption and harmful emissions； High flow design makes power output more smooth and improves driving experience., Manufacturer: QDouiMOO