Denso 190890-0170 Injector Repair Kit Assembly

The Denso 190890-0170 is a complete fuel injector repair kit designed for common rail diesel injection systems. This kit provides all critical wear components required to refurbish a single injector to original equipment performance standards. Kit contents typically include the spray nozzle, control valve assembly, copper sealing washers, Viton O-rings, leak-off seals, return springs, and calibration shims. Components are manufactured to Denso OEM specifications for precise fuel metering, spray pattern geometry, and high-pressure sealing integrity up to 1800 bar. Primary applications cover Dongfeng Liuzhou Motor light commercial vehicles including the Fengxing, Lingzhi, and Baolong series equipped with 2.8L diesel engines (Isuzu 4JB1 technology), as well as various industrial forklift platforms utilizing Denso common rail injectors. Cross-references include Securdiesel SE030030234.