Oem 121363OEM Cummins 3973512 O-Ring

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O-Ring | Cummins ISB / QSB Engines application Part number: 121363OEM OE MFG: CUMMINS OEM Reference: 3973512 Cross Reference: CATERPILLAR : 093-8888, 2432646, 7X4744, 93-8888; CUMM INS : 145533, 3973512, 3990084; FULLER : 15569; MACK : 3088-15569; OTHER : AS568A-123 | INTERSTATE-MCBEE : M-145533, M-3973512, M-3990084, M-7X4744; PAI : 121220, 121220OEM, 121363 Product Class: Engine Gaskets, O-rings & Gasket Sets Show more