OTTO Zx330 6Hk1 Denso Bosch Diesel Fuel Injector Nozzles 1153003890 115300-3890 1-15300389-0 For Isuzu This product is a set of Denso Bosch diesel fuel injector nozzles designed for Isuzu engines, specifically to meet the fuel injection needs of the Isuzu 6HK1 engine model in the ZX330 excavator. These nozzles help ensure efficient fuel delivery and combustion for optimal engine performance.