| ITEM | NAME/DESCRIPTION | PART NO. | BRAND |
| 51587 | GASKET (FUEL PUMP GEAR) | 4N1998 | Caterpillar |
| 51588 | Alternator plate | 4N202 | Caterpillar |
| 51589 | ELBOW-DRAIN | 4N2040 | Caterpillar |
| 51590 | LINES GROUP-FUEL INJECTION (FUEL INJECTION LINES GROUP – OR -) | 4N2087 | Caterpillar |
| 51591 | BONNET | 4N209 | Caterpillar |
| 51592 | HOUSING GROUP-FUEL PUMP | 4N2117 | Caterpillar |
| 51593 | 4n218 | Caterpillar | |
| 51594 | COOLER GROUP-TRANSMISSION OIL | 4N2190 | Caterpillar |
| 51595 | GASKET (FLANGE TO BONNET) | 4N2199 | Caterpillar |
| 51596 | FAN GROUP-SUCTION (SUCTION FAN GROUP) | 4N2220 | Caterpillar |
| 51597 | RADIATOR ASSEM. | 4N2225 | Caterpillar |
| 51598 | HOSE-RADIATOR OUTLET | 4N2226 | Caterpillar |
| 51599 | 4n223 | Caterpillar | |
| 51600 | COOLER ASSEM. | 4N2231 | Caterpillar |
| 51601 | RING | 4N224 | Caterpillar |
| 51602 | ENGINE AR | 4N2247 | Caterpillar |
| 51603 | CYLINDER HEAD GROUP (CYLINDER HEAD GROUP) | 4N2260 | Caterpillar |
| 51604 | SEAL-WATER | 4N2269 | Caterpillar |
| 51605 | RACK-REGULATING (R.H.) | 4N2298 | Caterpillar |
| 51606 | RACK-REGULATING (L.H.) | 4N2299 | Caterpillar |
| 51607 | BASE AS-OIL FILTER | 4N2304 | Caterpillar |
| 51608 | METER GROUP-SERVICE (METER GROUP-SERVICE) | 4N2328 | Caterpillar |
| 51609 | ADAPTER-BRACKET | 4N2372 | Caterpillar |
| 51610 | HOSE – HUMP | 4N2384 | Caterpillar |
| 51611 | FILTER GROUP-ENGINE OIL | 4N2387 | Caterpillar |
| 51612 | COOLER GROUP-ENGINE OIL (ENGINE OIL COOLER GROUP) | 4N2388 | Caterpillar |
| 51613 | LINES GROUP-WATER | 4N2452 | Caterpillar |
| 51614 | PUMP AS-FUEL PRIMING | 4N2511 | Caterpillar |
| 51615 | GEAR (113-TEETHFLYWHEEL STARTER) | 4N2514 | Caterpillar |
| 51616 | V-BELT SET (INCLUDES 2-BELTSFAN DRIVE) | 4N2532 | Caterpillar |
| 51617 | GASKET-AFTERCOOLER | 4N2564 | Caterpillar |
| 51618 | SPIDER AS-FAN (6 BLADES) | 4N2571 | Caterpillar |
| 51619 | SPIDER AS-FAN | 4N2572 | Caterpillar |
| 51620 | RADIATOR GROUP | 4N2593 | Caterpillar |
| 51621 | ELBOW (AFTERCOOLER SUPPLY) | 4N2617 | Caterpillar |
| 51622 | GASKET-SI ACCESS | 4N2630 | Caterpillar |
| 51623 | CYLINDER BLOCK AS | 4N2638 | Caterpillar |
| 51624 | MANIFOLD GROUP-EXHAUST (EXHAUST MANIFOLD GROUP–WATERCOOLED) | 4N2649 | Caterpillar |
| 51625 | VALVE-CHECK | 4N2655 | Caterpillar |
| 51626 | LEVER ASSEMBLY,RISE | 4N2677 | Caterpillar |
| 51627 | SHAFT ASSEM. | 4N2679 | Caterpillar |
| 51628 | ROLLER,FUEL PUMP | 4N2685 | Caterpillar |
| 51629 | SHAFT ASSEM. | 4N2690 | Caterpillar |
| 51630 | ARM AS-TIGHTENER | 4N2693 | Caterpillar |
| 51631 | GASKET-COVER | 4N2695 | Caterpillar |
| 51632 | PULLEY-TIGHTENER (3-GROOVE) | 4N2697 | Caterpillar |
| 51633 | WASHER-RETAINING | 4N2728 | Caterpillar |
| 51634 | V-BELT (PULLEY, COMPRESSOR) | 4N2745 | Caterpillar |
| 51635 | TURBOCHARGER GROUP (TURBOCHARGER GROUP–WATERCOOLED) | 4N2767 | Caterpillar |
| 51636 | SHAFT AS-CONTROL | 4N2773 | Caterpillar |
| 51637 | SEAL-LIP TYPE | 4N2786 | Caterpillar |
| 51638 | GUIDE-VALVE | 4N2803 | Caterpillar |
| 51639 | SHAFT-SHUT-OFF | 4N2883 | Caterpillar |
| 51640 | SEAT,BEARING FUEL INJECTION PUMP | 4N2927 | Caterpillar |
| 51641 | HOUSING GROUP-FLYWHEEL (HOUSING GROUP-FLYWHEEL) | 4N2931 | Caterpillar |
| 51642 | RING,RETAINING FUEL INJECTION PUMP | 4N2953 | Caterpillar |
| 51643 | SLEEVE-CAMSHAFT | 4N2954 | Caterpillar |
| 51644 | TUBE-RADIATOR OUTLET | 4N2985 | Caterpillar |
| 51645 | HOSE-RADIATOR (LOWER RADIATOR) | 4N2988 | Caterpillar |
