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8N4308 CYLINDER BLOCK ASSEMBLY Engine Serial No. 17S20234-Up. Part Of 7N9615 Cylinder Block Group Shown On Page 7E.02. For Field Installation Order 8N4312 Cylinder Block Assembly Shown On Page 7G D8K




BASIC ENGINE

CYLINDER BLOCK GP
 

#SEBP11120020
 

8N-4308: CYLINDER BLOCK AS

8N4308 CYLINDER BLOCK ASSEMBLY
Engine Serial No. 17S20234-Up. Part Of 7N9615 Cylinder Block Group
Shown On Page 7E.02. For Field Installation Order 8N4312 Cylinder
Block Assembly Shown On Page 7G
c182810 SEBP1112
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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4H-5360 [1] COVER  
2. 6L-5503 [2] GASKET  
3. 3J-5390 [1] PLUG  
4. 0S-1594 [32] BOLT  
5. 6N-0084 [1] COVER  
6. 1P-0667 [14] STUD  
  1A-5666 [14] NUT  
  4M-6953 [14] WASHER  
7. 2H-8829 [1] PLUG  
  4F-9325 [1] GASKET  
8. 5B-5812 [1] DOWEL  
9. 4S-6836 [1] CAP  
10. 4S-6835 [6] CAP  
11. 8N-5676 [6] LINER  
  8N-4638 [6] BAND  
12. 6L-7812 [18] SEAL  
  H [6] INSERT (liner seat)  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  7N-3802 [1] KIT (cylinder block hardware)  
  H   NOT PART 8N4308 GROUP-NOT SHOW
 

#SEBP11120021
 

4N-5236: CRANKSHAFT GP

4N5236 CRANKSHAFT GROUP
Engine Serial No. 17S5088 to 17S8393 inclusive
c203268 SEBP1112
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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0L-1351 [12] BOLT  
  7H-3070 [6] LOCK  
2. 1S-8607 [1] BAFFLE  
  5H-2669 [1] GASKET  
3. 7S-0662 [1] SEAL  
4. 4S-7793 [1] THROWER  
5. 6N-2823 R [1] CRANKSHAFT ASSEM.  
    (Includes)
6. 4S-7863 [1] GEAR (40 teeth)  
7. 0S-1604 [8] BOLT  
  4S-7864 [4] LOCK  
8. 4S-6582 [1] BEARING  
9. 4S-6581 [6] BEARING  
10. 2S-1509 [1] SEAL  
  R   REMFG PART MAY BE AVAILABLE
 

#SEBP11120022
 

4N-5236: CRANKSHAFT GP

4N5236 CRANKSHAFT GROUP
Engine Serial No. 17S8394-Up
c212649 SEBP1112
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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0L-1351 [12] BOLT  
  7H-3070 [6] LOCK  
2. 1S-8607 [1] BAFFLE  
  5H-2669 [1] GASKET  
3. 7S-0662 [1] SEAL  
4. 4S-7793 [1] THROWER  
5. 6N-2823 R [1] CRANKSHAFT ASSEM.  
    (Includes)
6. 4S-7863 [1] GEAR (40 teeth)  
7. 0S-1604 [8] BOLT  
8. 4S-6582 [1] BEARING  
9. 4S-6581 [6] BEARING  
10. 9N-2539 C [1] SEAL  
11. 9J-0110 C [1] SLEEVE  
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
 

#SEBP11120023
 

7N-0142: CRANKSHAFT SEAL GROUP

7N142 CRANKSHAFT SEAL GROUP--Front
Engine Serial No. 17S5088 to 17S8393 inclusive. Provides Field Replacement for
2S1509 Seal shown on Page 8
SEBP11120023 SEBP1112
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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9J-0110 [1] SLEEVE  
  9N-2539 [1] SEAL  
 

#SEBP11120024
 

CRANKSHAFT BEARING REPLACEMENTS

CRANKSHAFT BEARING REPLACEMENTS
SEBP11120024 SEBP1112
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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#SEBP11120025
 

4H-9649: CAMSHAFT GP

4H9649 CAMSHAFT GROUP
c128744 SEBP1112
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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4H-7384 [1] GEAR (80 TEETH)  
  0S-1599 [12] BOLT  
  1B-4205 [12] NUT  
  4S-7870 [1] CAMSHAFT ASSEM.  
  1B-8714 [1] KEY  
  6F-7172 [1] DOWEL  
  2M-4091 [1] GEAR (62 TEETH)  
    (PARTS OF 4S7870 CAMSHAFT ASSEM.)
  4H-9648 [1] LOCK  
 

#SEBP11120026
 

4N-6816: CONNECTING ROD AND PISTON GROUP

4N6816 CONNECTING ROD AND PISTON GROUP--6 Required
Engine Serial No. 17S5088 to 17S6087 inclusive
c156590 SEBP1112
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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4M-9183 [1] BEARING  
    (PART OF ROD ASSEM.4S6867)
  4S-6834 [1] BEARING  
    (STANDARD)
  4S-9276 H [1] BEARING  
    (.025" UNDERSIZE)
  4S-9277 H [1] BEARING  
    (.050" UNDERSIZE)
  6N-5025 C [1] RING (TOP)  
  6N-5026 [1] RING (INTERMEDIATE)  
  3H-0881 [1] RING (BOTTOM OIL)  
    (PARTS OF PISTON GROUP 4N6815)
  4N-6815 [1] PISTON GROUP  
  7M-4926 [2] RETAINER  
  3H-6767 [1] PIN  
  4S-6867 R [1] ROD ASSEM.  
  9S-8493 [2] BOLT  
  9S-8494 [2] NUT  
    (PARTS OF ROD ASSEM 4S6867)
  6N-5536 PISTON RING GROUP  
    (CONSISTS OF COMPLETE SET OF RINGS FOR ONE PISTON)
  H   NOT PART OF 4N6816 PISTON GROU
  R   REMFG PART MAY BE AVAILABLE
  C   INDICATES CHANGE
 

#SEBP11120027
 

7N-1368: PISTON & ROD GP

7N1368 CONNECTING ROD AND PISTON GROUP--6 Required
Engine Serial No. 17S6088-Up
c162268 SEBP1112
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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4M-9183 [1] BEARING  
    (PART OF ROD ASSEM. 4S6867)
  4S-6834 [1] BEARING  
    (STANDARD)
  4S-9276 H [1] BEARING  
    (.025" UNDERSIZE)
  4S-9277 H [1] BEARING  
    (.050" UNDERSIZE)
  6N-5025 [1] RING (TOP)  
  6N-5026 [1] RING (INTERMEDIATE)  
  3H-0881 [1] RING (BOTTOM OIL)  
    (Parts of Piston Group 7N1367)
  7N-1367 [1] PISTON GROUP  
  7M-4926 [2] RETAINER  
  3H-6767 [1] PIN  
  4S-6867 R [1] ROD ASSEM.  
  9S-8493 [2] BOLT  
  9S-8494 [2] NUT  
    (PARTS OF ROD ASSEM 4S6867)
  6N-5536 PISTON RING GROUP  
    (Consists of Complete Set of Rings for one Piston)
  H   NOT PART OF 7N1368 PISTON GROU
  R   REMFG PART MAY BE AVAILABLE
 

#SEBP11120028
 

8N-6004: CYL HEAD A

8N6004 CYLINDER HEAD SERVICE GROUP--Field Installation
Engine Serial No. 17S5088 to 17S8313 inclusive
c226230 SEBP1112
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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-0623 [16] PLUG  
2. 7N-2051 [6] GUIDE  
3. 5H-7071 [12] DIRECTORS  
4. 8M-9810 [3] INSERT (exhaust)  
    (STANDARD)
  4S-8896 H [3] INSERT  
    0.13 mm(.005 in.) oversize
  4S-8897 H [3] INSERT  
    0.26 mm(.010 in.) oversize
5. 9M-8745 [3] INSERT (intake)  
    (STANDARD)
  4S-8912 H [3] INSERT  
    0.13 mm(.005 in.) oversize
  4S-8913 H [3] INSERT  
    0.26 mm(.010 in.) oversize
  H   NOT PART OF 8N6004 CYLINDER HE
 

#SEBP11120029
 

4N-9894: CYLINDER HEAD GROUP

4N9894 CYLINDER HEAD GROUP
Engine Serial No. 17S5088 to 17S8313 inclusive
7N6358 Service Group is replaced by 8N6004 shown on Page 10A
c216525 SEBP1112
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Parts for your D8K TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-6358 C [2] CYLINDER HEAD SERVICE GROUP  
    (Each Includes)
2. 3B-0623 [16] PLUG  
3. 7N-2051 C [6] GUIDE  
4. 5H-7071 [12] DIRECTOR  
5. 9M-8745 [3] INSERT (intake)  
    (Standard)
  4S-8912 LH [3] INSERT .127 mm(.005 in.)  
  4S-8913 LH [3] INSERT .254mm(.01 in.)  
  8M-9810 [3] INSERT (exhaust)  
  4S-8896 LH [3] INSERT .127 mm(.005 in.)  
  4S-8897 LH [3] INSERT .254 mm(.01 in.)  
6. 3N-1414 [12] SPACER  
7. 4S-7468 [12] ROTATOR  
8. 9M-5350 [12] SPRING (outer)  
9. 6B-8505 [12] SLEEVE  
10. 3B-1143 [36] LOCK  
11. 3B-1142 [12] RETAINER  
12. 9M-5349 [12] SPRING (inner)  
13. 6B-6683 [26] NUT  
  9H-1024 [26] WASHER  
14. 2P-0484 [3] CHAMBER ASSEM.  
15. 6L-7816 [3] SEAL  
16. 1A-5666 [16] NUT  
  9H-1031 [16] WASHER  
17. 9H-1288 [6] STUD  
18. 7B-7770 [2] COVER  
  6H-2007 [2] GASKET  
19. 0L-1351 [4] BOLT  
  5M-2894 [4] WASHER  
20. 6L-7813 [24] SEAL  
21. 6B-6224 [24] FERRULE  
22. 1P-6442 [6] GASKET 3.54 mm(.139 in.)  
  1P-6441 [6] GASKET 3.94 mm(.155 in.)  
  5H-2579 [6] GASKET 3.15 mm(.124 in.)  
23. 8H-1993 [6] VALVE (intake)  
24. 8H-1994 [6] VALVE (exhaust)  
25. 1S-4390 [2] GASKET  
26. 6N-7502 C [2] GASKET  
27. 7B-2420 [2] FERRULE  
  6L-7814 [2] SEAL  
28. 9H-1022 [3] STUD  
29. 9H-1020 [6] STUD  
30. 2B-7557 [3] CORK  
  H   NOT PART OF 7N6358 GROUP
  L   OVERSIZE
  C   INDICATES CHANGE
 

Information:

Tool Operating Manual
Setup and Operation of the 368-8645 Tool Kit (CRANKCASE PRESSURE){1317}
Setup and Operation of the 368-8645 Tool Kit (CRANKCASE PRESSURE){1317}
Using the 8T-2700 Blowby/Air Flow Indicator{0781, 0785, 1317}
Using the 8T-2700 Blowby/Air Flow Indicator{0781, 0785, 1317}
420-7630 Main Bearing Cap Lifting Device{0599, 0629, 0632, 0701, 1201, 1203, 1230}
420-7630 Main Bearing Cap Lifting Device{0599, 0629, 0632, 0701, 1201, 1203, 1230}
Using the 242-3980 Piston Groove Gauge on 3500A and B Engines with Monotherm Pistons using the 329-2630 and 329-2631 Piston Groove Gauges on 3500B Engines with Monotherm Pistons{0374, 0599, 0700, 0701, 0705}
Using the 242-3980 Piston Groove Gauge on 3500A and B Engines with Monotherm Pistons using the 329-2630 and 329-2631 Piston Groove Gauges on 3500B Engines with Monotherm Pistons{0374, 0599, 0700, 0701, 0705}

Caterpillar Parts SIS Catalog D8K :

Truck sale:

38,925 
Caterpillar D8K, Construction
- Dozers
MICHIGAN CAT
$29,877 USD 
CATERPILLAR D8K 1981
- TRACK TYPE TRACTORS
FINNING (CANADA)
16830 107 Avenue NW - Edmonton - Alber
 
CATERPILLAR D8K 1977
- TRACK TYPE TRACTORS
FINNING (CANADA)
16830 107 Avenue NW - Edmonton - Alber
 
CATERPILLAR D8K 1979
- TRACK TYPE TRACTORS
FINNING (CANADA)
16830 107 Avenue NW - Edmonton - Alber
 
CATERPILLAR D8K 1980
- TRACK TYPE TRACTORS
FINNING (CANADA)
16830 107 Avenue NW - Edmonton - Alber
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