QSN855 Cummins Injector 4384360 Parts Catalog Ref No. Part Name Part No. Required 　 Performance parts PP44933 　 　 Pipe Plug S911B 10 　 Pipe Plug 68193 1 　 Groove Pin 68445 6 　 Fillister Head Cap Screw 70772 12 　 O-Ring Seal 131026 12 　 Cover Plate 135308 2 　 Fuel Crossover Connection 147100 2 　 Retaining Ring 175755 …