Item Type: Fuel Injector Assembly. Part Number: 3083863 3083871 4307547. Engine Model: ISM11 QSM11. Fitment Type: Direct Replacement. For Cummins ISM11 QSM11 Diesel Engine. Please leave us physical address (home or office address) but not P. In Order To Avoid Unnecessary Returnplease Check The Product Picture And Part Number Carefully To Make Sure It Is The Product You Want. UPS Surepost usually takes 1-6 workdays. UPS Ground usually takes 1-5 workdays. If you don’t receive package over 30 business workdays, please inform us. Duty for International Buyers. We will do our best to offer you satisfied resolutions.