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CRANKSHAFT 1673B TRUCK ENGINE


BASIC ENGINE
CRANKSHAFT GP
FLYWHEEL GP
PISTON & ROD GP
CAMSHAFT GP
AIR COMPRESSOR GP
DRIVE GP-ACCESSORY
FUEL SYSTEM
GOVERNOR GP

TRUCK ENGINE 1673B TRUCK ENGINE 78B
 1673 DIESEL TRUCK ENGINE ARRANGEMENT 9L3571 78B00800-UP UE070054 1673B 78B   (1964)

BASIC ENGINE

CRANKSHAFT GP
CRANKSHAFT
CRANKSHAFT
CRANKSHAFT BEARING REPLACEMENT GROUPS
CRANKSHAFT BEARING REPLACEMENT GROUPS
 

#UE0700540020
 

CRANKSHAFT

CRANKSHAFT
c100306 UE070054
None CRANKSHAFT Parts scheme
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Parts for your 1673B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9M-2337 [1] CRANKSHAFT ASSEM.  
  9F-2247 [6] PLUG  
    (PART OF CRANKSHAFT ASSEM. 9M2337)
  7M-9286 [1] BEARING  
  3S-9730 [6] BEARING  
  9H-1129 [1] SEAL  
  9L-2659 [1] DAMPER ASSEM.  
  9L-2035 [1] PULLEY  
  1S-4604 [1] SEAL  
  5H-2671 [1] KEY  
    (PART OF CRANKSHAFT ASSEM. 9M2337)
  4M-9933 [1] GEAR (40 TEETH)  
    (PART OF CRANKSHAFT ASSEM. 9M2337)
  9L-2011 [1] HUB  
  [1] BOLT  
  3B-4512 [1] LOCKWASHER  
  [6] BOLT  
  3B-4508 [6] LOCKWASHER  
 

#UE0700540021
 

CRANKSHAFT BEARING REPLACEMENT GROUPS

CRANKSHAFT BEARING REPLACEMENT GROUPS
UE0700540021 UE070054
None CRANKSHAFT BEARING REPLACEMENT GROUPS Parts scheme
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Parts for your 1673B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#UE0700540022
 

FLYWHEEL

FLYWHEEL
c69299 UE070054
None FLYWHEEL Parts scheme
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Parts for your 1673B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9L-0028 [1] FLYWHEEL ASSEM.  
  1M-7341 [1] LOCK  
  0S-1576 [9] BOLT  
  5L-2538 [1] GEAR (99 TEETH)  
    (PART OF FLYWHEEL ASSEM. 9L28)
 

#UE0700540023
 

CONNECTING ROD AND PISTON

CONNECTING ROD AND PISTON--6 REQUIRED
c98305 UE070054
None CONNECTING ROD AND PISTON Parts scheme
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Parts for your 1673B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4M-8165 [1] RING GROUP  
    (CONSISTS OF COMPLETE SET OF RINGS FOR ONE PISTON)
  3S-4027 [1] RING  
  3S-4026 [1] RING  
  7M-2126 [1] RING  
    (PARTS OF PISTON ASSEM. 9L2309)
  9L-2309 [1] PISTON ASSEM.  
  1S-9543 [2] RETAINER  
  8M-6487 [1] PIN  
  9M-3980 [1] ROD ASSEM.  
  9M-4010 [1] BUSHING  
    (PART OF ROD ASSEM. 9M3980)
  1M-1081 [2] BOLT  
    (PART OF ROD ASSEM. 9M3980)
  7M-7821 [1] BEARING (STANDARD)  
  7M-7826 [1] BEARING  
    (.030" UNDERSIZE)
  4B-6074 [2] NUT  
    (PART OF ROD ASSEM. 9M3980)
  1S-0685 [2] COTTER PIN  
 

#UE0700540024
 

CAMSHAFT

CAMSHAFT
c75441 UE070054
None CAMSHAFT Parts scheme
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Parts for your 1673B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  8H-4480 [1] GEAR (80 TEETH)  
  0L-1351 [2] BOLT  
  9M-9405 [1] LOCK  
  1B-8736 [1] KEY  
  2S-5650 [1] CAMSHAFT  
  9M-7321 [1] WASHER  
  [1] NUT  
  4M-0380 [1] LOCK  
 

#UE0700540025
 

AIR COMPRESSOR AND DRIVE

AIR COMPRESSOR AND DRIVE
9L3166 AIR COMPRESSOR DRIVE GROUP PARTS ARE SHOWN ON PAGE 31
c100316 UE070054
None AIR COMPRESSOR AND DRIVE Parts scheme
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Parts for your 1673B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0L-1521 [1] PLUG  
2. 3B-7255 [1] BUSHING  
3. 4L-6186 [1] FITTING  
  2L-5971 [1] NUT  
  2L-5970 [1] SLEEVE  
    (Parts of 4L6186 Fitting)
4. 1L-0482 [4] FITTING  
  4H-2663 [4] NUT  
  4H-2662 [4] SLEEVE  
    (1 each in 1L482 Fitting)
5. 9L-3684 [1] TUBE (13.56" Long)  
6. 4S-8385 TUBING (.25" O.D.) 31.73"  
7. 3L-2303 [1] FITTING  
8. 4H-2945 [3] NUT  
9. 4H-2494 [3] SLEEVE  
    (Parts of 3L2303 Fitting)
10. 3B-6768 [1] BUSHING  
11. 9L-3145 [1] TUBE (7.94" Long)  
12. 4S-8385 TUBING (.25" O.D) 24.93"  
13. 4H-8878 [3] CLIP  
14. 9L-3152 [1] TUBE (8.70" Long)  
15. 4M-0857 [1] FITTING  
16. 2L-5971 [1] NUT  
17. 2L-5970 [1] SLEEVE  
    (Parts of 4M857 Fitting)
18. 0S-1617 [2] BOLT  
19. 3B-4505 [2] LOCKWASHER  
20. 8F-7242 [2] WASHER  
21. 9M-0397 [1] ADAPTER  
22. 4H-0945 [3] FITTING  
23. 4H-2495 [3] NUT  
24. 4H-2494 [3] SLEEVE  
    (1 each in 4H945 Fitting)
25. 9L-1167 Y [1] COMPRESSOR ASSEM.  
    (See Separate Illustration)
26. 9L-3154 [1] SUPPORT  
27. 0S-1571 [7] BOLT  
28. 3B-4506 [13] LOCKWASHER  
29. 4B-4278 [15] WASHER  
30. 4B-4855 [1] BUSHING  
31. 9L-3151 [1] TUBE (8.43" Long)  
32. 2L-5975 [2] FITTING  
  2L-5971 [2] NUT  
  2L-5970 [2] SLEEVE  
    (1 each in 2L5975 Fitting)
33. 1D-4717 [4] NUT  
34. 0S-1591 [3] BOLT  
35. 9L-3166 Y [1] DRIVE GROUP  
    (See Separate Illustration)
36. 7H-3171 [1] PLUG  
37. 7M-7410 [2] PLUG  
38. 9L-0638 [1] BUSHING  
39. 9L-3165 [1] COVER  
40. 3B-0623 [1] PLUG  
41. 0S-1594 [3] BOLT  
42. 9L-3153 [1] TUBE (17.86" Long)  
  Y   SEPARATE ILLUSTRATION
 

#UE0700540026
 

9L-1167: AIR COMPRESSOR ASSEMBLY

9L1167 AIR COMPRESSOR ASSEMBLY
PART OF AIR COMPRESSOR AND DRIVE
c76585 UE070054
9L1167 AIR COMPRESSOR ASSEMBLY Parts scheme
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Parts for your 1673B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3J-5390 [6] PLUG  
  3F-4987 [2] SPRING  
  3H-5181 [2] VALVE  
  9M-0394 [2] SEAT  
    (Parts of Head Assem. 9L1166)
  9L-2277 [2] VALVE  
  2S-1218 [1] GASKET  
  9L-2270 [2] PLUNGER  
  9L-2271 [2] GUIDE  
  4M-6412 [2] RING  
  4M-6408 [2] GROMMET  
    (1 of each in each Piston Assem. 9L2269)
  9L-2269 [2] PISTON ASSEM.  
  3S-0915 [2] PISTON ASSEM.  
  9M-0380 [2] LOCK  
  3S-0916 [1] PISTON RING KIT (10 Rings)  
    (For Cast Iron Pistons)
  9M-0389 [2] ROD ASSEM.  
  9M-0410 [1] BLOCK ASSEM.  
  3H-7311 [1] GASKET  
  9M-4791 [1] GASKET  
  7F-2742 [1] BEARING  
  2B-2695 [4] BOLT  
  4L-7318 [4] LOCKWASHER  
  9L-2280 [1] COVER  
  2H-5021 [1] SEAL  
  3F-5289 [1] KEY  
  7F-6547 [1] NUT  
  9M-5180 [2] BEARING  
  9M-5181 [4] BOLT  
  2A-5328 [4] LOCK  
    (1/2 of each in each Rod Assem. 9M389)
  9L-0954 [1] CRANKSHAFT  
  9L-2268 [1] CRANKCASE  
  [1] GASKET  
  9M-0386 [2] CAP  
    (Part of Head Assem. 9L1166)
  9M-0379 [10] BOLT  
  9L-1166 [1] HEAD ASSEM.  
  9M-0387 [2] SEAT  
  9M-0388 [2] INSERT  
    (Parts of Head Assem. 9L1166)
  9L-2278 [2] SPRING  
  9L-2276 [2] GUIDE  
  9M-0381 [2] SEAT  
    (Part of Block Assem. 9M410)
  4M-6410 [1] SEAT  
  9M-0385 [1] PLATE  
  6L-1884 [2] GASKET  
  9L-2273 [1] SPRING  
  5M-6213 [1] PLUG  
  9L-2272 [1] SADDLE  
  9M-0382 [2] BUSHING  
    (Part of Block Assem. 9M410)
  0S-1594 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
  9L-2274 [1] COVER ASSEM.  
  2H-3931 [1] GROMMET  
  4M-0061 [4] BOLT  
  4L-7318 [4] LOCKWASHER  
  9L-1517 [1] WASHER  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  9M-0401 [1] KIT (Compressor Valve)  
    (Includes Parts Such As Valves, Springs, Guides and Valve Seats)
  9L-0947 [1] KIT (Gasket)  
    (Includes Gaskets for Cylinder Head, Block and Crankcase)
  9L-0949 [1] KIT (Cylinder Block)  
    (Includes Pistons, Rings, Valves, Connecting Rods, Guides and Cylinder Block)
  9L-0951 [1] KIT (Crankcase)  
    (Includes Crankcase, Covers, Seal and Hardware)
 

#UE0700540027
 

9L-3166: AIR COMPRESSOR DRIVE GROUP

9L3166 AIR COMPRESSOR DRIVE GROUP
PART OF AIR COMPRESSOR AND DRIVE SHOWN ON PAGE 30
c100317 UE070054
9L3166 AIR COMPRESSOR DRIVE GROUP Parts scheme
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Parts for your 1673B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4B-1291 [3] SCREW  
2. 9L-3164 [1] WASHER  
3. 9L-0630 [1] BUSHING ASSEM.  
  2F-5325 [2] SCREW  
    (Part of 9L630 Bushing Assem.)
  1B-8736 [1] KEY  
4. 4L-7124 [3] SCREW  
  1H-5089 [3] LOCKWASHER  
5. 9L-1373 [1] SHAFT  
6. 5M-3114 [2] BEARING  
7. 9L-1368 [1] PLATE  
8. 9L-1203 [1] HUB  
9. 9L-1339 [1] FLANGE  
10. 9L-2267 [1] VEE BELT SET  
    (Consists of 2 Belts)
11. 0S-1591 [3] BOLT  
12. 3B-4506 [6] LOCKWASHER  
13. 9L-1338 [1] FLANGE  
14. 9L-1371 [1] SPACER  
15. 9L-1372 [1] PULLEY  
16. 1D-4719 [1] NUT  
  3B-4508 [1] LOCKWASHER  
  4B-5273 [1] WASHER  
17. 5B-5150 [1] FITTING  
18. 0S-1594 [3] BOLT  
19. 9L-3148 [1] BRACKET ASSEM.  
20. 9L-2396 [1] ROD ASSEM. (Adjusting)  
21. 1D-4717 [2] NUT  
22. 9L-3128 [1] PULLEY  
 

#UE0700540028
 

ACCESSORY DRIVE

ACCESSORY DRIVE
c92827 UE070054
None ACCESSORY DRIVE Parts scheme
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Parts for your 1673B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2B-2694 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  9L-2796 [1] BOLT  
  3B-4505 [1] LOCKWASHER  
  8H-9220 [1] GASKET  
  8H-9787 [1] COVER  
  8H-9788 [1] GASKET  
  4B-3388 [3] BOLT  
  3B-4505 [3] LOCKWASHER  
  1A-9136 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  3B-8998 [1] FITTING  
  1F-1344 [1] NUT  
    (PART OF FITTING 3B8998)
  9L-1123 [1] TUBE  
  9L-2797 [1] RETAINER  
  1D-4716 [1] NUT  
  3B-4505 [1] LOCKWASHER  
  9L-0177 [1] SHAFT ASSEM.  
  8H-9718 [1] RETAINER  
  0S-1594 [4] BOLT  
  7M-9763 [2] LOCK  
    (MOUNTED ON TIMING GEAR COVER)
  2B-9373 [1] KEY  
  [1] NUT  
  4M-0380 [1] LOCK  
  9H-4525 [1] DOWEL  
    (PART OF SHAFT ASSEM. 9L177)
  8H-9789 [1] BEARING  
  8H-9364 [1] GASKET  
  9L-0179 [1] HOUSING ASSEM.  
  2H-1190 [3] DOWEL  
    (PART OF HOUSING ASSEM 9L179)
  1S-6019 [1] GEAR (80 TEETH)  
  7M-8727 [1] SPACER  
  2S-2921 [1] WASHER  
  1S-6022 [1] GEAR ASSEM. (64 TEETH)  
  2S-4182 [1] BEARING  
    (PART OF GEAR ASSEM. 1S6022)
  4H-1966 [1] FITTING  
    (TO CYLINDER BLOCK)
  4H-2495 [1] NUT  
  4H-2494 [1] SLEEVE  
    (PARTS OF FITTING 4H1966)
  1A-2029 [2] BOLT  
  9M-9405 [1] LOCK  
 

#UE0700540029
 

FUEL INJECTION PUMP AND GOVERNOR

FUEL INJECTION PUMP AND GOVERNOR
SERIAL NO. 78B800 TO 78B833 INCLUSIVE
BASIC GOVERNOR AND 8M9382 FUEL INJECTION PUMP GROUP PARTS ARE
SHOWN ON PAGES 34, 35 AND 49
c100524 UE070054
None FUEL INJECTION PUMP AND GOVERNOR Parts scheme
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Parts for your 1673B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  8M-9138 [1] SPRING  
  9M-6523 [1] SHIM (.030" THICK)  
  8M-9064 [2] SHIM (.064" THICK)  
  8M-9065 [5] SHIM (.002" THICK)  
  8M-9066 [6] SHIM (.010" THICK)  
  6L-3556 [1] SHIM (.028" THICK)  
  4F-7957 [2] BOLT  
  9M-6292 [1] LOCK  
  5S-4174 [1] SPRING  
  8M-9068 [1] BAR  
  8M-9062 [1] RETAINER  
  2B-2694 [2] BOLT  
  1D-4716 [2] NUT  
  3B-4505 [2] LOCKWASHER  
  8H-9223 [1] GASKET  
  Y [1] GOVERNOR GROUP  
    (SEE SEPARATE ILLUSTRATION)
  0S-1618 [3] BOLT  
  3B-4505 [3] LOCKWASHER  
  8M-9382 Y [1] FUEL INJECTION PUMP GROUP  
    (SEE SEPARATE ILLUSTRATION)
  Y   SEPARATE ILLUSTRATION
 

Information:

Truck Engine News
Oil Passage Plugs Are No Longer Installed In Crankshafts For Parts Service
1982/09/01
A New Type of Main Bearing is Available {1203}
2004/09/01
Service Magazine
Oil Passage Plugs Are No Longer Installed In Crankshafts For Parts Service{1202}
1982/07/19
40 Power Microscope is Available for Inspecting Bearing Journals on Crankshafts {0777, 1202}
2006/01/16

Caterpillar Parts SIS Catalog 1673B :

CYLINDER BLOCK ASSEMBLY
7M-4403 CYLINDER BLOCK ASSEMBLY
CYLINDER BLOCK AND COVERS
CYLINDER BLOCK AND COVERS
CYLINDER BLOCK AND COVERS
CYLINDER BLOCK AND COVERS
CYLINDER HEAD AND VALVE MECHANISM
CYLINDER HEAD AND VALVE MECHANISM
CYLINDER HEAD AND VALVE MECHANISM
CYLINDER HEAD AND VALVE MECHANISM
CYLINDER HEAD AND VALVE MECHANISM
CYLINDER HEAD AND VALVE MECHANISM
CYLINDER HEAD AND VALVE MECHANISM
CYLINDER HEAD AND VALVE MECHANISM
REGULATOR HOUSING
REGULATOR HOUSING
CRANKSHAFT BEARING REPLACEMENT GROUPS
CRANKSHAFT BEARING REPLACEMENT GROUPS
FLYWHEEL
FLYWHEEL
CONNECTING ROD AND PISTON
CONNECTING ROD AND PISTON
CAMSHAFT
CAMSHAFT
AIR COMPRESSOR AND DRIVE
AIR COMPRESSOR AND DRIVE
AIR COMPRESSOR ASSEMBLY
9L-1167 AIR COMPRESSOR ASSEMBLY
AIR COMPRESSOR DRIVE GROUP
9L-3166 AIR COMPRESSOR DRIVE GROUP
ACCESSORY DRIVE
ACCESSORY DRIVE

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