... Valve, Head Rotor, Repair Kit, for Bosch, Denso, CAT Fuel Injection System Parts, Nozzle, Injector, Element, Plunger, Delivery Valve, Head ... Rotor, Repair Kit, which used for Bosch, Denso, CAT etc ... products and information, contact us. SD/DN/PDN SERIAL NOZZLE STAMPING NO. ORIGINAL NO.DN0SD2590 434 250 117DN0SD2610 434 ...