| ITEM | NAME/DESCRIPTION | PART NO. | BRAND |
| 51646 | ELBOW-REGULATOR BYPASS | 4N3002 | Caterpillar |
| 51647 | COVER-WATER PUMP | 4N3003 | Caterpillar |
| 51648 | IMPELLER | 4N3004 | Caterpillar |
| 51649 | ADAPTER | 4N3005 | Caterpillar |
| 51650 | RADIATOR GROUP | 4N3014 | Caterpillar |
| 51651 | COVER-WATER PUMP | 4N3065 | Caterpillar |
| 51652 | TUBE-RADIATOR OUTLET | 4N3070 | Caterpillar |
| 51653 | TUBE AS-INLET | 4N3082 | Caterpillar |
| 51654 | GASKET-INLET | 4N3088 | Caterpillar |
| 51655 | Blower fan &guard group | 4N309 | Caterpillar |
| 51656 | SPIDER AS (8-BLADE) | 4N3091 | Caterpillar |
| 51657 | SPIDER AS (8-BLADE) | 4N3092 | Caterpillar |
| 51658 | FAN GROUP-BLOWER | 4N3093 | Caterpillar |
| 51659 | FAN GROUP-SUCTION | 4N3094 | Caterpillar |
| 51660 | ADAPTER-FAN | 4N3123 | Caterpillar |
| 51661 | COVER | 4N3152 | Caterpillar |
| 51662 | STARTING MOTOR GROUP-ELECTRIC | 4N3181 | Caterpillar |
| 51663 | FAN AS-BLOWER | 4N3236 | Caterpillar |
| 51664 | radiator inlet hose | 4N325 | Caterpillar |
| 51665 | LINE ASSEM. (no. 1 cylinder) | 4N3281 | Caterpillar |
| 51666 | LINE ASSEM. (no. 2 cylinder) | 4N3282 | Caterpillar |
| 51667 | LINE ASSEM. (no. 3 cylinder) | 4N3283 | Caterpillar |
| 51668 | LINE ASSEM. (no. 4 cylinder) | 4N3284 | Caterpillar |
| 51669 | PUMP GROUP-FUEL PRIMING (PUMP GROUP-FUEL PRIMING) | 4N3287 | Caterpillar |
| 51670 | BASE AS-FUEL FILTER | 4N3302 | Caterpillar |
| 51671 | BASE AS-FUEL FILTER | 4N3302 OR 7N0811 | Caterpillar |
| 51672 | FILTER GROUP-FUEL (FUEL FILTER GROUP) | 4N3303 | Caterpillar |
| 51673 | METER GROUP | 4N3304 | Caterpillar |
| 51674 | CAP-PRESSURE VALVE (7-PSIEXPANSION TANK, MAIN) | 4N3311 | Caterpillar |
| 51675 | TUBE ASSEM. | 4N3324 | Caterpillar |
| 51676 | GEAR-FUEL PUMP DRIVE (80 TEETH) | 4N3330 | Caterpillar |
| 51677 | SPIDER AS (8-BLADE) | 4N3338 | Caterpillar |
| 51678 | SPIDER AS (8-BLADE) | 4N3339 | Caterpillar |
| 51679 | FUEL INJECTION LINES GROUP | 4N3374 | Caterpillar |
| 51680 | VALVE AS-CONTROL (STARTINGAIR) | 4N3410 | Caterpillar |
| 51681 | VALVE GROUP-RELAY (AIR STARTING MOTOR) | 4N3411 | Caterpillar |
| 51682 | FAN GROUP-SUCTION | 4N3466 | Caterpillar |
| 51683 | LINE ASSEM. (no. 5) | 4N3515 | Caterpillar |
| 51684 | LINE ASSEM. (no. 6) | 4N3516 | Caterpillar |
| 51685 | HEATER GROUP-JACKET WATER (120V) | 4N3586 | Caterpillar |
| 51686 | Glow Plug | 4N360 | Caterpillar |
| 51687 | GASKET-OIL PAN (ENGINE) | 4N3661 | Caterpillar |
| 51688 | GUIDE– (intake) | 4N3664 | Caterpillar |
| 51689 | METER-HOUR | 4N3700 | Caterpillar |
| 51690 | BEARING-SLEEVE | 4N3711 | Caterpillar |
| 51691 | CHAMBER AS (EACH INCLUDES) | 4N3714 | Caterpillar |
| 51692 | HOUSING (compressor) | 4N3755 | Caterpillar |
| 51693 | NUT-RETAINER | 4N3759 | Caterpillar |
| 51694 | BODY TO VALVE | 4N3761 | Caterpillar |
| 51695 | KEY-CAMSHAFT | 4N3779 | Caterpillar |
| 51696 | ENGINE ARRANGEMENT | 4N3807 | Caterpillar |
| 51697 | CONTROL GROUP-GOVERNOR | 4N3828 | Caterpillar |
| 51698 | CONTROL GROUP-GOVERNOR | 4N3829 | Caterpillar |
| 51699 | CONTROL GROUP-GOVERNOR (GOVERNOR CONTROL GROUP) | 4N3831 | Caterpillar |
| 51700 | GASKET TRANSMISSION OIL COOLER | 4N3841 | Caterpillar |
| 51701 | PIPE-HEAD OUTLET | 4N3857 | Caterpillar |
| 51702 | GASKET | 4N3858 | Caterpillar |
| 51703 | TUBE | 4N3861 | Caterpillar |
| 51704 | ADAPTER ASSEM. | 4N3862 | Caterpillar |
| 51705 | SOLENOID-SHUTOFF (12-VOLTAIR INLET) | 4N3889 | Caterpillar |
| 51706 | SOLENOID AS (24-VOLTAIR INLET SHUTOFF) | 4N3890 | Caterpillar |
| 51707 | SUPPORT ASSEM. (Engine) (R.H.) | 4N3896 | Caterpillar |
| 51708 | LEVER AS-CONNECTION | 4N3922 | Caterpillar |
| 51709 | COMPRESSOR AS | 4N3927 | Caterpillar |
| 51710 | HOUSING AS-ACCESSORY | 4N3936 | Caterpillar |
| 51711 | PUMP GROUP-FUEL TRANSFER | 4N3949 | Caterpillar |
| 51712 | GASKET | 4N3955 | Caterpillar |
| 51713 | ENGINE ARRANGEMENT | 4N3975 | Caterpillar |
| 51714 | BEARING (.010 in. undersize) | 4N3983 | Caterpillar |
| 51715 | BEARING (.030 in. undersize) | 4N3985 | Caterpillar |
| 51716 | ALTERNATOR GROUP-CHARGING (24-VOLT, 60-AMPERE24-VOLT, 60-AMPERE) | 4N3986 | Caterpillar |
| 51717 | PULLEY AND DAMPER (PULLEY & DAMPER GROUP) | 4N4005 | Caterpillar |
| 51718 | 4n402 | Caterpillar | |
| 51719 | PISTON ASSEM. | 4N4029 | Caterpillar |
| 51720 | SPIDER ASSEM. (8 blades) | 4N4030 | Caterpillar |
| 51721 | CARTRIDGE ASSEM. | 4N4040 | Caterpillar |
| 51722 | CARTRIDGE ASSEM. | 4N4041 | Caterpillar |
| 51723 | 4n4054 | Caterpillar | |
| 51724 | AFTERCOOLER GROUP-FRESH WATER | 4N4077 | Caterpillar |
| 51725 | MOUNT ASSEM. | 4N4161 | Caterpillar |
| 51726 | GASKET | 4N4188 | Caterpillar |
| 51727 | ENGINE ARRANGEMENT (BASIC ENGINE ARRANGEMENT) | 4N4207 | Caterpillar |
| 51728 | SEAT-SPRING | 4N4276 | Caterpillar |
| 51729 | TUBE | 4N4296 | Caterpillar |
| 51730 | GASKET | 4N4307 | Caterpillar |
| 51731 | PUMP GROUP-FUEL PRIMING | 4N4313 | Caterpillar |
| 51732 | PUMP GROUP-FUEL PRIMING (FUEL PRIMING PUMP GROUP) | 4N4314 | Caterpillar |
| 51733 | SPRING-LIFTER | 4N4318 | Caterpillar |
| 51734 | GASKET | 4N4321 | Caterpillar |
| 51735 | SEAL ASSEM. | 4N4340 | Caterpillar |
| 51736 | COVER-SIDE | 4N4350 | Caterpillar |
| 51737 | COVER,FUEL INJECTOR FUEL INJECTION PUMP | 4N4351 | Caterpillar |
| 51738 | ELBOW-EXHAUST | 4N4352 | Caterpillar |
| 51739 | ELBOW | 4N4357 | Caterpillar |
| 51740 | ELBOW | 4N4357-V3 | Caterpillar |
| 51741 | SPRING FUEL INJECTION PUMP | 4N4366 | Caterpillar |
| 51742 | STARTING MOTOR GROUP-AIR | 4N-43704N-5712 | Caterpillar |
| 51743 | SPRING ASSEM. | 4N4375 | Caterpillar |
| 51744 | KIT-VANE (AIR STARTING MOTOR) | 4N4380 | Caterpillar |
| 51745 | DRIVE CLUTCH AS. | 4N4405 | Caterpillar |
| 51746 | HOUSING AS-DRIVE | 4N4406 | Caterpillar |
| 51747 | BUSHING-DRIVE HOUSING | 4N4407 | Caterpillar |
| 51748 | ALTERNATOR GROUP-CHARGING (ALTERNATOR GROUP) | 4N4425 | Caterpillar |
| 51749 | GASKET FUEL INJECTION PUMP | 4N4431 | Caterpillar |
| 51750 | SUPPORT-ELBOW | 4N4436 | Caterpillar |
