Engines & Engine Parts. Exterior Parts & Accessories. Heavy Equipment Parts & Access. Motorcycle & Scooter Parts. Fuel Injector 4921827 2872331 For Cummins ISZ13 QSZ13 Diesel Engine Parts. Part Number: 4921827 2872331. Engine Model: ISZ13 QSZ13. Fitment Type: Direct Replacement. For Cummins ISZ13 QSZ13 Engine Parts. Communication is very, very important for us to do business online.