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Part NO. 2780555
278-0555 / 2780555 ENGINE AR
PART NO.:
2780555
| 278-0555
CATALOG:
CATERPILLAR PARTS
Parts in 278-0555
Seq.
PART NO.
NAME
QTY
1
7N-1863
7N1863 / 7N-1863 TRUNNION GP-ENGINE
0
2
433-5841
4335841 / 433-5841 PLUG GP-CYLINDER BLOCK
0
3
2W-9729
2W9729 / 2W-9729 WATER PUMP-ASSEMBLY
0
4
393-4969
3934969 / 393-4969 COVER GP-CAMSHAFT
0
5
433-5828
4335828 / 433-5828 PLUG GP-CYLINDER BLOCK
0
6
488-3202
4883202 / 488-3202 COVER GP-CAMSHAFT
0
7
433-5824
4335824 / 433-5824 PLUG GP-CYLINDER BLOCK
0
8
380-5795
3805795 / 380-5795 CYLINDER HEAD GP
0
9
378-7398
3787398 / 378-7398 COOLER GP-ENGINE OIL
0
10
7E-4836
7E4836 / 7E-4836 MOUNTING GP-ALTERNATOR
0
11
350-4386
3504386 / 350-4386 CYLINDER HEAD GP
0
12
317-7596
3177596 / 317-7596 HOUSING GP-FLYWHEEL
0
13
527-9799
5279799 / 527-9799 ENGINE AR-CORE
0
14
8N-7174
8N7174 / 8N-7174 FRONT GEAR GROUP
0
15
316-7251
3167251 / 316-7251 ALTERNATOR GP-CHARGING
0
16
4P-5426
4P5426 / 4P-5426 HOUSING GP-FRONT
0
17
435-4580
4354580 / 435-4580 FASTENER GP-VALVE COVER BASE
0
18
394-8043
3948043 / 394-8043 COVER GP-VALVE MECHANISM
0
19
311-8521
3118521 / 311-8521 LINES GP-AIR
0
20
435-4575
4354575 / 435-4575 FASTENER GP-VALVE COVER BASE
0
21
334-5304
3345304 / 334-5304 DRIVE GP-ACCESSORY
0
22
381-0680
3810680 / 381-0680 HOUSING GP-FRONT
0
23
447-5920
4475920 / 447-5920 MOUNTING GP-SENSOR
0
24
393-4993
3934993 / 393-4993 COVER GP-CAMSHAFT
0
25
452-8630
4528630 / 452-8630 PUMP GP-FUEL PRIMING
0
26
433-5831
4335831 / 433-5831 PLUG GP-CYLINDER BLOCK
0
27
384-6104
3846104 / 384-6104 FASTENER GP-ACCESSORY DRIVE
0
28
332-9695
3329695 / 332-9695 PLUG GP-CYLINDER HEAD
0
29
433-5835
4335835 / 433-5835 PLUG GP-CYLINDER BLOCK
0
30
4P-3747
4P3747 / 4P-3747 GUARD GP-BELT
0
31
445-8603
4458603 / 445-8603 SPACER GP-BLOCK
0
32
375-3656
3753656 / 375-3656 COVER GP-CYLINDER BLOCK
0
33
393-4968
3934968 / 393-4968 COVER GP-CAMSHAFT
0
34
393-4971
3934971 / 393-4971 COVER GP-CAMSHAFT
0
35
393-4972
3934972 / 393-4972 COVER GP-CAMSHAFT
0
36
393-4979
3934979 / 393-4979 COVER GP-CAMSHAFT
0
37
393-4986
3934986 / 393-4986 COVER GP-CAMSHAFT
0
38
393-4990
3934990 / 393-4990 COVER GP-CAMSHAFT
0
39
393-4992
3934992 / 393-4992 COVER GP-CAMSHAFT
0
40
393-4994
3934994 / 393-4994 COVER GP-CAMSHAFT
0
41
393-4995
3934995 / 393-4995 COVER GP-CAMSHAFT
0
42
381-6947
3816947 / 381-6947 COVER GP-CYLINDER BLOCK
0
43
383-4251
3834251 / 383-4251 COVER GP-CYLINDER BLOCK
0
44
385-0228
3850228 / 385-0228 COVER GP-CYLINDER BLOCK
0
45
394-8039
3948039 / 394-8039 COVER GP-VALVE MECHANISM
0
46
425-1062
4251062 / 425-1062 FASTENER GP-GEAR
0
47
435-4569
4354569 / 435-4569 FASTENER GP-VALVE COVER BASE
0
48
435-4570
4354570 / 435-4570 FASTENER GP-VALVE COVER BASE
0
49
435-4573
4354573 / 435-4573 FASTENER GP-VALVE COVER BASE
0
50
435-4576
4354576 / 435-4576 FASTENER GP-VALVE COVER BASE
0
51
435-4579
4354579 / 435-4579 FASTENER GP-VALVE COVER BASE
0
52
433-5833
4335833 / 433-5833 PLUG GP-CYLINDER BLOCK
0
53
433-5834
4335834 / 433-5834 PLUG GP-CYLINDER BLOCK
0
54
433-5836
4335836 / 433-5836 PLUG GP-CYLINDER BLOCK
0
55
433-5837
4335837 / 433-5837 PLUG GP-CYLINDER BLOCK
0
56
433-5839
4335839 / 433-5839 PLUG GP-CYLINDER BLOCK
0
57
450-5716
4505716 / 450-5716 PLUG GP-FRONT HOUSING
0
58
462-4823
4624823 / 462-4823 PLUG GP-FRONT HOUSING
0
59
393-4978
3934978 / 393-4978 COVER GP-CAMSHAFT
0
60
420-0905
4200905 / 420-0905 COVER GP-CYLINDER BLOCK
0
61
435-4574
4354574 / 435-4574 FASTENER GP-VALVE COVER BASE
0
62
394-3348
3943348 / 394-3348 COVER GP-CYLINDER BLOCK
0
63
380-1830
3801830 / 380-1830 DAMPER GP
0
64
424-8841
4248841 / 424-8841 DRAIN GP-ENGINE OIL
0
65
441-9365
4419365 / 441-9365 FASTENER GP-OIL PAN
0
66
381-3901
3813901 / 381-3901 PAN GP-OIL
0
67
382-6483
3826483 / 382-6483 TRUNNION GP-ENGINE
0
68
200-5975
2005975 / 200-5975 CORE GP-OIL COOLER
0
69
425-1067
4251067 / 425-1067 COVER GP-CYLINDER BLOCK
0
70
384-8031
3848031 / 384-8031 PUMP GP-SCAVENGE
0
71
433-5838
4335838 / 433-5838 PLUG GP-CYLINDER BLOCK
0
72
433-5842
4335842 / 433-5842 PLUG GP-CYLINDER BLOCK
0
73
394-8123
3948123 / 394-8123 BREATHER GP
0
74
376-4005
3764005 / 376-4005 MOUNTING GP-ALTERNATOR
0
75
416-6755
4166755 / 416-6755 COVER GP-CYLINDER BLOCK
0
76
125-9749
1259749 / 125-9749 DAMPER GP
0
77
133-5950
1335950 / 133-5950 SHIELD GP-MANIFOLD
0
78
107-7361
1077361 / 107-7361 DRIVE GP-ACCESSORY
0
79
8N-7805
8N7805 / 8N-7805 PUMP GP-SCAVENGE OIL
0
80
352-9860
3529860 / 352-9860 FILM GP
0
81
7W-3813
7W3813 / 7W-3813 SEAL GP-CRANKSHAFT.S/N 99W526-UP
0
82
8N-6151
8N6151 / 8N-6151 FUEL TRANSFER PUMP GROUP
0
83
9X-7803
9X7803 / 9X-7803 ALTERNATOR GP-CHARGING
0
84
8N-6152
8N6152 / 8N-6152 ENGINE OIL PUMP GROUP
0
85
376-3358
3763358 / 376-3358 GEAR GP-FRONT
0
86
332-7914
3327914 / 332-7914 LIFTING GP-ENGINE
0
87
377-5900
3775900 / 377-5900 PUMP GP-FUEL TRANSFER
0
88
375-3658
3753658 / 375-3658 PUMP GP-WATER
0
89
370-9889
3709889 / 370-9889 VALVE MECHANISM GP
0
90
4W-5892
4W5892 / 4W-5892 COOLER GP-ENGINE OIL
0
91
101-0831
1010831 / 101-0831 COVER GP-VALVE MECHANISM
0
92
240-6651
2406651 / 240-6651 CYLINDER BLOCK GP
0
93
299-3521
2993521 / 299-3521 CYLINDER HEAD GP
0
94
7E-6872
7E6872 / 7E-6872 LIFTING GP-ENGINE
0
95
224-9869
2249869 / 224-9869 VALVE MECHANISM GP
0
96
384-8617
3848617 / 384-8617 FASTENER GP-FRONT HOUSING
0
97
317-3744
3173744 / 317-3744 FILTER GP-ENGINE OIL
0
98
309-6964
3096964 / 309-6964 STARTING AID GP-ETHER
0
99
378-8449
3788449 / 378-8449 PUMP GP-ENGINE OIL
0
100
384-7324
3847324 / 384-7324 ENGINE AR-CORE
0
101
124-5512
1245512 / 124-5512 BREATHER GP
0
102
464-4793
4644793 / 464-4793 ENGINE AR-CORE
0
103
381-4800
3814800 / 381-4800 ELBOW GP-EXHAUST
0
104
129-9491
1299491 / 129-9491 COMPRESSOR & MTG GP-REFRIG
0
105
2W-0204
2W0204 / 2W-0204 COVER GP-FLYWHEEL HOUSING
0
106
9Y-1595
9Y1595 / 9Y-1595 DRIVE GP-ACCESSORY-LOWER
0
107
1N-4764
1N4764 / 1N-4764 FILLER GP-ENGINE OIL
0
108
2W-0206
2W0206 / 2W-0206 FILTER GP-ENGINE OIL
0
109
9Y-7669
9Y7669 / 9Y-7669 FLYWHEEL GP.S/N 99W1590-UP
0
110
2W-0207
2W0207 / 2W-0207 LINES GP-ENGINE OIL
0
111
1W-0410
1W0410 / 1W-0410 PUMP GP-AUXILIARY WATER
0
112
214-6006
2146006 / 214-6006 FASTENER GP-FRONT HOUSING
0
113
9Y-8904
9Y8904 / 9Y-8904 HOUSING & REGULATOR GP
0
114
113-8193
1138193 / 113-8193 AIR COMPRESSOR GP
0
115
115-0597
1150597 / 115-0597 DRIVE GP-AUXILIARY
0
116
450-1397
4501397 / 450-1397 HOUSING GP-FLYWHEEL
0
117
445-8608
4458608 / 445-8608 PLUG GP-FLYWHEEL HOUSING
0
118
123-6882
1236882 / 123-6882 HEATER GP-JACKET WATER
0
119
125-5811
1255811 / 125-5811 SCREEN GP-OIL COOLER
0
120
453-7304
4537304 / 453-7304 CORE GP-OIL COOLER
0
121
454-2104
4542104 / 454-2104 COVER GP-CYLINDER BLOCK
0
122
465-5886
4655886 / 465-5886 FILLER GP-ENGINE OIL
0
123
453-4107
4534107 / 453-4107 HEATER GP-JACKET WATER
0
124
381-8702
3818702 / 381-8702 LINES GP-ENGINE OIL
0
125
447-8677
4478677 / 447-8677 PLUG GP-ENGINE OIL LINES
0
126
431-6710
4316710 / 431-6710 PLUG GP-ENGINE OIL LINES
0
127
368-0081
3680081 / 368-0081 COMPRESSOR & MTG GP-REFRIG
0
128
516-5916
5165916 / 516-5916 COMPRESSOR & MTG GP-REFRIG
0
129
488-3198
4883198 / 488-3198 COVER GP-CAMSHAFT
0
130
119-6350
1196350 / 119-6350 COVER GP-FRONT HOUSING
0
131
350-4388
3504388 / 350-4388 CYLINDER BLOCK GP
0
132
217-6965
2176965 / 217-6965 DRIVE GP-FAN
0
133
516-8376
5168376 / 516-8376 DRIVE GP-FAN
0
134
220-6131
2206131 / 220-6131 FILTER GP-FUEL
0
135
369-9363
3699363 / 369-9363 GEAR GP-REAR
0
136
425-7333
4257333 / 425-7333 LINES GP-WATER
0
137
177-9073
1779073 / 177-9073 LINES GP-WATER
0
138
127-4462
1274462 / 127-4462 PAN GP-OIL
0
139
317-5901
3175901 / 317-5901 PUMP GP-AUXILIARY WATER
0
140
222-1906
2221906 / 222-1906 PUMP GP-FUEL PRIMING
0
141
475-8918
4758918 / 475-8918 PUMP GP-FUEL PRIMING
0
142
163-2596
1632596 / 163-2596 VALVE GP-COOLANT SAMPLING
0
143
270-3201
2703201 / 270-3201 COVER GP-FRONT HOUSING
0
144
317-2441
3172441 / 317-2441 CYLINDER HEAD GP
0
145
240-7762
2407762 / 240-7762 DAMPER GP
0
146
178-6403
1786403 / 178-6403 LINES GP-WATER
0
147
161-6926
1616926 / 161-6926 CRANKSHAFT GP
0
148
175-5204
1755204 / 175-5204 GEAR GP-REAR
0
149
273-5712
2735712 / 273-5712 CAMSHAFT GP
0
150
249-5671
2495671 / 249-5671 PISTON & ROD GP
0
151
265-6794
2656794 / 265-6794 MANIFOLD GP-EXHAUST
0
152
341-3642
3413642 / 341-3642 PISTON & ROD GP
0
153
271-2244
2712244 / 271-2244 PUMP GP-FUEL INJECTION
0
154
376-0514
3760514 / 376-0514 PUMP GP-FUEL INJECTION
0
155
311-8312
3118312 / 311-8312 CONNECTION GP-WATER
0
156
309-7662
3097662 / 309-7662 CONTROL & MTG GP-PERSONALITY
0
157
476-4739
4764739 / 476-4739 CONTROL & MTG GP-ENGINE ELEK
0
158
308-6860
3086860 / 308-6860 COVER GP-CYLINDER BLOCK
0
159
488-3207
4883207 / 488-3207 COVER GP-CYLINDER BLOCK
0
160
310-1759
3101759 / 310-1759 ELBOW GP-WATER
0
161
488-3208
4883208 / 488-3208 FASTENER AS
0
162
314-9744
3149744 / 314-9744 FASTENER GP-FRONT HOUSING
0
163
488-3197
4883197 / 488-3197 FASTENER GP-WIRING HARNESS
0
164
551-6895
5516895 / 551-6895 FASTENER GP-COVER
0
165
312-6137
3126137 / 312-6137 FUMES DISPOSAL GP
0
166
214-6833
2146833 / 214-6833 GAUGE GP-OIL LEVEL (DIPSTICK)
0
167
312-4174
3124174 / 312-4174 LINES GP-AIR
0
168
314-9741
3149741 / 314-9741 LINES GP-AIR COMPRESSOR
0
169
309-4125
3094125 / 309-4125 LINES GP-FUEL INJECTION
0
170
308-4495
3084495 / 308-4495 LINES GP-TURBOCHARGER OIL
0
171
308-4496
3084496 / 308-4496 LINES GP-WATER
0
172
308-6861
3086861 / 308-6861 LINES GP-WATER
0
173
381-4799
3814799 / 381-4799 MANIFOLD GP-EXHAUST
0
174
454-7307
4547307 / 454-7307 MODIFICATION AR-ENGINE
0
175
476-4046
4764046 / 476-4046 PAN GP-OIL
0
176
311-2054
3112054 / 311-2054 SHIELD GP-WATER MANIFOLD
0
177
308-4494
3084494 / 308-4494 TURBOCHARGER GP
0
178
309-3876
3093876 / 309-3876 WIRING GP-ENGINE
0
179
311-8505
3118505 / 311-8505 ELECTRONICS GP-ENGINE RATINGS
0
180
10R-9209
10R9209 / 10R-9209 ENGINE AR-BASIC
0
PART NO. 278-0555 / 2780555 ENGINE AR suitable for assembly
PART NO.
NAME
285-0800
2850800 / 285-0800 ENGINE AR
LATEST PARTS
8F-5816 / 8F5816 WASHER (INSUL)
8F-5825 / 8F5825 NUT
8F-5819 / 8F5819 BLOCK
7F-8476 / 7F8476 LOCKWASHER
5H-1789 / 5H1789 WASHER
9B-8910 / 9B8910 WASHER
1F-0075 / 1F0075 LOCKWASHER
9B-9042 / 9B9042 WASHER