| ITEM | NAME/DESCRIPTION | PART NO. | BRAND |
| 51908 | CLAMP ASSEM. (R.H.) | 4N6974 | Caterpillar |
| 51909 | cyl head | 4N7000 | Caterpillar |
| 51910 | MANIFOLD ASSEM. (L.H.) | 4N7047 | Caterpillar |
| 51911 | MANIFOLD ASSEM. (R.H.) | 4N7048 | Caterpillar |
| 51912 | SHIELD-OIL FILTER (ENGINE) | 4N7082 | Caterpillar |
| 51913 | PULLEY-CRANKSHAFT | 4N7092 | Caterpillar |
| 51914 | HEAD ASSEMBLY PARTS SERVICE (SERIAL NO. 47B3075 TO 47B4207 INCLUSIVE) | 4N7093 | Caterpillar |
| 51915 | NOZZLE ASSEM. | 4N7100 | Caterpillar |
| 51916 | TUBE ASSEM. | 4N7109 | Caterpillar |
| 51917 | PAN GROUP (OIL PAN GROUP) | 4N7142 | Caterpillar |
| 51918 | STARTING MOTOR GROUP-ELECTRIC | 4N7153 | Caterpillar |
| 51919 | AFTERCOOLER GROUP-WATER | 4N7173 | Caterpillar |
| 51920 | LINES GROUP-WATER (WATER AFTERCOOLER LINES GROUP) | 4N7174 | Caterpillar |
| 51921 | Tachometer drive and cable for a 3306 engine | 4N7247 | Caterpillar |
| 51922 | GASKET-CHAMBER | 4N7253 | Caterpillar |
| 51923 | GASKET-OIL PAN | 4N7266 | Caterpillar |
| 51924 | GASKET-RADIATOR CORE | 4N7275 | Caterpillar |
| 51925 | TANK-RADIATOR BOTTOM | 4N7282 | Caterpillar |
| 51926 | GASKET-BOTTOM TANK | 4N7283 | Caterpillar |
| 51927 | GASKET | 4N7302 | Caterpillar |
| 51928 | V BELT DRIVE GROUP TO COMPRESSOR GROUP | 4N7335 | Caterpillar |
| 51929 | BEARING-SLEEVE | 4N7357 | Caterpillar |
| 51930 | ENGINE ARRANGEMENT | 4N7368 | Caterpillar |
| 51931 | ENGINE ARRANGEMENT | 4N7377 | Caterpillar |
| 51932 | AIR COMPRESSOR GROUP | 4N7378 | Caterpillar |
| 51933 | RADIATOR GROUP | 4N7411 | Caterpillar |
| 51934 | PUMP GROUP-WATER | 4N7415 | Caterpillar |
| 51935 | HOSE-RADIATOR | 4N7431 | Caterpillar |
| 51936 | CYLINDER HEAD ASSEMBLY | 4N7444 | Caterpillar |
| 51937 | CYLINDER HEAD AS (HEAD ASSEMBLY– PARTS SERVICE) | 4N7446 | Caterpillar |
| 51938 | TANK AS-RADIATOR-BOTTOM | 4N7450 | Caterpillar |
| 51939 | GASKET | 4N7465 | Caterpillar |
| 51940 | RELAY ASSEM. | 4N7478 | Caterpillar |
| 51941 | SCREEN-INLET | 4N7489 | Caterpillar |
| 51942 | TUBE AS-INLET | 4N7497 | Caterpillar |
| 51943 | PUMP GROUP-WATER (PUMP GP-WATER 4N1951 N/S) | 4N7498 | Caterpillar |
| 51944 | ELBOW | 4N7499 | Caterpillar |
| 51945 | STUD | 4N7540 | Caterpillar |
| 51946 | KIT-BRUSH (INCL BRUSH,) | 4N7554 | Caterpillar |
| 51947 | LUBRICATOR GROUP-AIR MOTOR | 4N7556 | Caterpillar |
| 51948 | INDICATOR-TEMPERATURE (WATER TEMP.) | 4N7562 | Caterpillar |
| 51949 | GAUGE-OIL PRESSURE (ENG. OIL PRESS.) | 4N7563 | Caterpillar |
| 51950 | WHEEL ASSEM. | 4N7594 | Caterpillar |
| 51951 | BACKPLATE-TURBINE | 4N7596 | Caterpillar |
| 51952 | BEARING ASSEM. | 4N7597 | Caterpillar |
| 51953 | CARTRIDGE GROUP-TURBOCHARGER | 4N7601 | Caterpillar |
| 51954 | CONTROL HANDLE GROUP | 4N7604 | Caterpillar |
| 51955 | SEAL RING,METAL | 4N7609 | Caterpillar |
| 51956 | FUEL PUMP HOUSING AND GOVERNOR GROUP | 4N7622 | Caterpillar |
| 51957 | AIR COMPRESSOR GROUP | 4N7634 | Caterpillar |
| 51958 | DRIVE GROUP-AUXILIARY (AUXLLIARY DRIVE GROUP) | 4N7637 | Caterpillar |
| 51959 | PIPE-OUTLET | 4N7651 | Caterpillar |
| 51960 | PUMP GROUP-WATER (PUMP GP-WATER 4N5837 N/S) | 4N7657 | Caterpillar |
| 51961 | CRANKSHAFT AS | 4N7692 | Caterpillar |
| 51962 | CRANKSHAFT AS | 4N7693 | Caterpillar |
| 51963 | CRANKSHAFT | 4N7694 | Caterpillar |
| 51964 | CRANKSHAFT AS | 4N7695 | Caterpillar |
| 51965 | CRANKSHAFT | 4N7696 | Caterpillar |
| 51966 | CRANKSHAFT ASSEM. INCLUDING: | 4N7697 | Caterpillar |
| 51967 | CRANKSHAFT ASSEM. | 4N7755 | Caterpillar |
| 51968 | FILTER-SOOT (-AIR CLEANER) | 4N7808 | Caterpillar |
| 51969 | TUBE ASSEM. (L.H. Drain) | 4N7810 | Caterpillar |
| 51970 | ENGINE AR | 4N7826 | Caterpillar |
| 51971 | Exhaust Muffler | 4N7870 1123249 | Caterpillar |
| 51972 | Gasket | 4N-789 | Caterpillar |
| 51973 | SHAFT ASSEM. (R. H. – 20 Teeth) | 4N7977 | Caterpillar |
| 51974 | SHAFT ASSEM. (L. H. – 20 Teeth) | 4N7978 | Caterpillar |
| 51975 | PULLEY | 4N7982 | Caterpillar |
| 51976 | BLOCK | 4N80 | Caterpillar |
| 51977 | SUPPORT AS-ENGINE | 4N8025 | Caterpillar |
| 51978 | AFTERCOOLER GROUP-WATER | 4N8099 | Caterpillar |
| 51979 | ELBOW | 4N811 | Caterpillar |
| 51980 | Turbo on a 563 soil compactor | 4N8115 | Caterpillar |
| 51981 | SPRING-GUIDE | 4N8140 | Caterpillar |
| 51982 | SPRING | 4N8150 | Caterpillar |
| 51983 | PIN FUEL INJECTION PUMP | 4N8179 | Caterpillar |
| 51984 | GASKET-TOP TANK | 4N8185 | Caterpillar |
| 51985 | CORE AS-RADIATOR | 4N8190 | Caterpillar |
| 51986 | MOUNT AS (RESILIENT) | 4N8204 | Caterpillar |
| 51987 | GASKET ENGINE OIL FILTER | 4N8207 | Caterpillar |
| 51988 | V-BELT alternator | 4N-821 | Caterpillar |
| 51989 | V-BELT (ALTERNATOR) | 4N8216 | Caterpillar |
| 51990 | V-Belt | 4N8216 CAT | Caterpillar |
| 51991 | V-BELT,15A1422,raw-edge cogged type | 4N8216-DF | Caterpillar |
| 51992 | V-BELT (ALTERNATOR) | 4N8218 | Caterpillar |
| 51993 | V-BELT (ALTERNATOR DRIVE) | 4N8220 | Caterpillar |
| 51994 | V-BELT | 4N8221 | Caterpillar |
| 51995 | VEE BELT | 4N-8222 | Caterpillar |
| 51996 | PULLEY-ALTERNATOR (1-GROOVE) | 4N8225 | Caterpillar |
| 51997 | CORD AS-HEATER ELEMENT (-JACKET WATER) | 4N8227 | Caterpillar |
| 51998 | AFTERCOOLER GROUP-WATER (WATER AFTERCOOLER GROUP) | 4N8267 | Caterpillar |
| 51999 | BRACKET | 4N8285 | Caterpillar |
| 52000 | SLEEVE | 4N8312 | Caterpillar |
| 52001 | ELBOW (Air Transmission) | 4N8320 | Caterpillar |
| 52002 | VALVE AS-RELIEF (ENGINE OIL PRESSURE) | 4N8385 | Caterpillar |
| 52003 | ELBOW (exhaust) | 4N8446 | Caterpillar |
| 52004 | HOSE ASSEM. 66.5 cm(26 in.) long | 4N8470 | Caterpillar |
| 52005 | COVER-WATER PUMP | 4N8498 | Caterpillar |
| 52006 | TANK ASSEM. | 4N8545 | Caterpillar |
| 52007 | BOLT 3.18 cm(1.25 in.) long | 4N8557 | Caterpillar |
| 52008 | CORE AS-RADIATOR | 4N8559 | Caterpillar |
| 52009 | GASKET-BOTTOM TANK | 4N8561 | Caterpillar |
| 52010 | ELBOW-RADIATOR OUTLET | 4N8579 | Caterpillar |
| 52011 | V-BELT SET (INCLUDES 2 BELTSWATER PUMP) | 4N8580 | Caterpillar |
| 52012 | COUPLING-EXHAUST | 4N8591 | Caterpillar |
| 52013 | V-BELT SET (INCLUDES 2-BELTSALTERNATOR) | 4N8597 | Caterpillar |
| 52014 | ADAPTER-BASE | 4N8600 | Caterpillar |
| 52015 | GASKET | 4N8628 | Caterpillar |
| 52016 | PUMP GROUP-ENGINE OIL (ENGINE OIL PUMP GROUP) | 4N8734 | Caterpillar |
| 52017 | V-BELT SET (-INCLUDES 2-BELTS) | 4N8771 | Caterpillar |
| 52018 | BODY | 4N8808 | Caterpillar |
| 52019 | CHAMBER ASSEM. | 4N8809 | Caterpillar |
| 52020 | NUT | 4N8811 | Caterpillar |
| 52021 | LINES GROUP-OIL (OIL LINES GROUP) | 4N8854 | Caterpillar |

