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334-8389 CRANKSHAFT AS S/N 6NC1-UP; R6J1-UP; 08Z1-UP PART OF 6N-8079 CRANKSHAFT GP D7G TRACK-TYPE TRACTOR


BASIC ENGINE
CRANKSHAFT GP
CYLINDER BLOCK GP
CYLINDER HEAD GP
DAMPER GP

TRACK-TYPE TRACTOR D7G TRACK-TYPE TRACTOR 3GF
 3306 Engine Rebuild Kit & Related Parts for D7G Tractor 3GF00001-UP (MACHINE) SEBP6473 D7G 3GF   (1987)

BASIC ENGINE

CRANKSHAFT GP
CRANKSHAFT AS
334-8389 CRANKSHAFT AS
CRANKSHAFT GP
6N-8079 CRANKSHAFT GP
PULLEY GP-CRANKSHAFT
7N-2887 PULLEY GP-CRANKSHAFT
SEAL GP-CRANKSHAFT
2P-6226 SEAL GP-CRANKSHAFT
 

#SEBP64730010
 

334-8389: CRANKSHAFT AS

334-8389 CRANKSHAFT AS
S/N 6NC1-UP; R6J1-UP; 08Z1-UP
PART OF 6N-8079 CRANKSHAFT GP
i03879106 SEBP6473
3348389 CRANKSHAFT AS Parts scheme
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1W-4405 [1] GEAR-CRANKSHAFT (40-TEETH)  
2. 5H-2671 [1] KEY-WOODRUFF  
3. 8T-6757 [6] PLUG-PIPE  
 

#SEBP64730011
 

6N-8079: CRANKSHAFT GP

6N-8079 CRANKSHAFT GP
S/N 6NC1-UP; R6J1-UP; 08Z1-UP
PART OF 5R-6935 ENGINE AR
i00145431 SEBP6473
6N8079 CRANKSHAFT GP Parts scheme
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 100-3652 [2] PLATE-THRUST  
2. 334-8389 Y [1] CRANKSHAFT AS  
3. 232-3233 C [7] BEARING-MAIN (STANDARD)  
  8N-8225 AB [7] BEARING-MAIN (0.25-MM US)  
  8N-8226 AB [7] BEARING-MAIN (0.51-MM US)  
  8N-8227 AB [7] BEARING-MAIN (0.76-MM US)  
  8N-8228 AB [7] BEARING-MAIN (0.51-MM OS)  
  8N-8229 AB [7] BEARING-MAIN (0.25-MM US, 0.51-MM OS)  
  4P-7305 AB [7] BEARING-MAIN (0.51-MM OS, 0.51-MM US)  
  4P-7306 AB [7] BEARING-MAIN (0.51-MM OS, 0.76-MM US)  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP64730012
 

1N-3576: CYLINDER BLOCK GP

1N-3576 CYLINDER BLOCK GP
S/N 6NC1-UP; R6J1-UP; 08Z1-UP
FIELD REPLACEMENT FOR @@@@@ 7N-6550@@@@@
i00121946 SEBP6473
1N3576 CYLINDER BLOCK GP Parts scheme
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7M-4046 [4] BUSHING  
2. 3J-6019 [1] PLUG  
3. 8K-1207 [2] DOWEL  
4. 4B-5387 [1] PLUG-CUP  
5. 1S-9540 [1] DOWEL  
6. 5B-7652 [2] DOWEL  
7. 6N-8003 [7] CAP-CRANKSHAFT BEARING  
8. 4B-3938 [1] PLUG-CUP  
9. 8B-6349 [2] DOWEL  
10. 5S-8462 [1] STUD  
11. 8N-4110 [1] BUSHING  
12. 4B-9782 [1] BALL  
13. 7S-3224 [14] BOLT (5/8-11X5.25-IN)  
  2S-5658 [14] WASHER-HARD (17X29X3-MM THK)  
 

#SEBP64730013
 

7N-6550: CYLINDER BLOCK GP

7N-6550 CYLINDER BLOCK GP
S/N 6NC1-UP; R6J1-UP; 08Z1-UP
PART OF 8N-5286 CYLINDER BLOCK GP
FIELD REPLACEMENT ORDER @@@@@ 1N-3576@@@@@, 6N-7727 KIT-CYLINDER BLOCK
i00122389 SEBP6473
7N6550 CYLINDER BLOCK GP Parts scheme
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 456-5581 [18] SEAL-O-RING  
2. 371-5941 [6] LINER-CYLINDER  
  104-5512 ABJ INSERT-LINER SEAT (0.822-MM THK)  
  104-5518 ABJ INSERT-LINER SEAT (1.605-MM THK)  
  104-5527 ABJ INSERT-LINER SEAT (2.71-MM THK)  
  104-5530 ABJ INSERT-LINER SEAT (5.21-MM THK)  
    (REFER TO SEBF8198 FOUND IN SISWEB FOR LINER INSERTS.)
3. 2W-6134 [6] BAND-FILLER  
4. 7S-3224 [14] BOLT (5/8-11X5.25-IN)  
5. 6N-8003 [7] CAP-CRANKSHAFT BEARING  
6. 2S-5658 [14] WASHER-HARD (17X29X3-MM THK)  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  J   TO REPAIR LIGHT DAMAGE DUE TO EROSION/FRETTING IN THE LINER FLANGE SEATING AREA
 

#SEBP64730014
 

8N-5286: CYLINDER BLOCK GP

8N-5286 CYLINDER BLOCK GP
S/N 6NC1-UP; R6J1-UP; 08Z1-UP
PART OF 5R-6935 ENGINE AR
i00122471 SEBP6473
8N5286 CYLINDER BLOCK GP Parts scheme
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-6550 Y [1] CYLINDER BLOCK GP  
2. 7M-4046 [4] BUSHING  
3. 8K-1207 [2] DOWEL  
4. 3S-5496 [1] SEAL-O-RING  
5. 8B-6349 [2] DOWEL  
6. 7N-7998 [1] PLATE-BLOCK  
7. 115-7550 [1] GASKET-PLATE  
8. 8T-6764 [1] PLUG-PIPE (1/8-27-THD)  
9. 8T-6763 [1] PLUG-PIPE (1/4-18-THD)  
10. 8T-6765 [4] PLUG-PIPE (1/4-18-THD)  
11. 8M-9307 [1] PLUG (ENGINE OIL)  
12. 8T-6762 [3] PLUG-PIPE (1/2-14-THD)  
13. 5B-7652 [2] DOWEL  
14. 8N-4110 [1] BUSHING  
15. 4B-5387 [1] PLUG-CUP  
16. 4B-9782 [1] BALL  
17. 1S-9540 [1] DOWEL  
18. 5S-8462 [1] STUD  
19. 4B-3938 [1] PLUG-CUP  
20. 6F-7062 [1] WASHER (12.7X19.05X1.83-MM THK)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP64730015
 

7W-0362: CYLINDER HEAD GP

7W-0362 CYLINDER HEAD GP
S/N 6NC1-UP; R6J1-UP; 08Z1-UP
CONTAINS VALVES
FIELD REPLACEMENT FOR @@@@@ 8N-0246@@@@@
i01426897 SEBP6473
7W0362 CYLINDER HEAD GP Parts scheme
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7S-7144 [12] SPRING-VALVE  
2. 1W-5300 [12] ROTOCOIL AS  
    (EACH INCLUDES)
  6N-7174 [1] SHIELD-OIL  
3. 2A-4429 [24] LOCK-RETAINER  
4. 8N-6796 Y [1] CYLINDER HEAD GP  
5. 100-7860 [6] VALVE-INLET  
6. 148-7455 [6] VALVE-EXHAUST  
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP64730016
 

8N-0246: CYLINDER HEAD GP

8N-0246 CYLINDER HEAD GP
S/N 6NC1-UP; R6J1-UP; 08Z1-UP
PART OF 5R-6935 ENGINE AR
OPTIONAL FIELD REPLACEMENT ORDER @@@@@ 8N-6796@@@@@, @@@@@ 7W-0362@@@@@
i00157295 SEBP6473
8N0246 CYLINDER HEAD GP Parts scheme
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7S-7144 [12] SPRING-VALVE  
2. 1W-5300 [12] ROTOCOIL AS  
    (EACH INCLUDES)
  6N-7174 [1] SHIELD-OIL  
3. 2A-4429 [24] LOCK-RETAINER  
4. 7N-8018 [6] SEAL  
5. 9Y-1798 [18] SEAL  
6. 148-7455 [6] VALVE-EXHAUST  
7. 100-7860 [6] VALVE-INLET  
8. 111-8015 [1] GASKET AS-CYLINDER HEAD  
9. 3B-0623 [6] PLUG-CUP  
10. 3S-8313 [7] PLUG-CUP  
11. 3S-5496 [1] SEAL-O-RING  
12. 8T-6763 [1] PLUG-PIPE (1/4-18-THD)  
13. 107-0268 [6] INSERT-VALVE SEAT (INLET)(STANDARD)  
  AB INSERT-VALVE SEAT (0.13-MM OS, INLET)  
  AB INSERT-VALVE SEAT (0.25-MM OS, INLET)  
  AB INSERT-VALVE SEAT (0.51-MM OS, INLET)  
  AB INSERT-VALVE SEAT (0.76-MM OS, INLET)  
14. 107-0265 [6] INSERT-VALVE SEAT (EXHAUST)(STANDARD)  
  AB INSERT-VALVE SEAT (0.13-MM OS)  
  AB INSERT-VALVE SEAT (0.25-MM OS)  
  AB INSERT-VALVE SEAT (0.51-MM OS)  
  AB INSERT-VALVE SEAT (0.76-MM OS)  
15. 148-7425 [12] GUIDE-VALVE (STANDARD)  
  154-6997 AB GUIDE-VALVE (0.51-MM OS)  
  154-6998 AB GUIDE-VALVE (0.13-MM OS)  
16. 3P-1896 [13] PLUG-CUP  
17. 8T-6762 B [3] PLUG-PIPE (1/2-14-THD)  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
 

#SEBP64730017
 

8N-6796: CYLINDER HEAD GP

8N-6796 CYLINDER HEAD GP
S/N 6NC1-UP; R6J1-UP; 08Z1-UP
CONTAINS NO VALVES
PART OF 7W-0362 CYLINDER HEAD GP
FIELD REPLACEMENT FOR @@@@@ 8N-0246@@@@@
i00122475 SEBP6473
8N6796 CYLINDER HEAD GP Parts scheme
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 148-7425 [12] GUIDE-VALVE (STANDARD)  
  154-6997 AB GUIDE-VALVE (0.51-MM OS)  
  154-6998 AB GUIDE-VALVE (0.13-MM OS)  
2. 5M-2894 [4] WASHER-HARD (10.2X18.5X2.5-MM THK)  
3. 8T-6762 [3] PLUG-PIPE (1/2-14-THD)  
4. 5S-6735 [1] GASKET  
5. 1P-6367 [1] COVER  
6. 0S-1594 [4] BOLT (3/8-16X1-IN)  
7. 8T-6763 [1] PLUG-PIPE (1/4-18-THD)  
8. 8N-4485 [1] VALVE AS-VENT (ENGINE COOLANT)  
9. 107-0265 [6] INSERT-VALVE SEAT (EXHAUST)(STANDARD)  
  AB INSERT-VALVE SEAT (0.13-MM OS)  
  AB INSERT-VALVE SEAT (0.25-MM OS)  
  AB INSERT-VALVE SEAT (0.51-MM OS)  
  AB INSERT-VALVE SEAT (0.76-MM OS)  
10. 107-0268 [6] INSERT-VALVE SEAT (INLET)(STANDARD)  
  AB INSERT-VALVE SEAT (0.13-MM OS, INLET)  
  AB INSERT-VALVE SEAT (0.25-MM OS, INLET)  
  AB INSERT-VALVE SEAT (0.51-MM OS, INLET)  
  AB INSERT-VALVE SEAT (0.76-MM OS, INLET)  
11. 3B-0623 [6] PLUG-CUP  
12. 3S-8313 [7] PLUG-CUP  
13. 3P-1896 [13] PLUG-CUP  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
 

#SEBP64730018
 

1W-7733: DAMPER GP

1W-7733 DAMPER GP
S/N 6NC1-UP; R6J1-UP; 08Z1-UP
i00157106 SEBP6473
1W7733 DAMPER GP Parts scheme
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 341-2431 [1] DAMPER AS  
2. 0S-1587 [6] BOLT (1/2-13X1.75-IN)  
3. 7B-5163 [1] BOLT (3/4-16X4.75-IN)  
4. 5S-9948 [1] WASHER  
5. 7W-5687 [1] HUB-CRANKSHAFT  
6. 1N-4375 [1] ADAPTER-DAMPER  
 

#SEBP64730019
 

5R-7087: DAMPER GP

5R-7087 DAMPER GP
S/N 08Z1-UP
PART OF 5R-6935 ENGINE AR
i05048939 SEBP6473
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Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5R-6933 [1] ADAPTER  
  0S-1594 [15] BOLT (3/8-16X1-IN)  
  7B-5163 [1] BOLT (3/4-16X4.75-IN)  
  6J-2515 [6] BOLT-12 POINT HEAD (1/2-13X2.25-IN)  
  4W-2446 [1] DAMPER AS  
  7W-5687 [1] HUB-CRANKSHAFT  
  7N-2949 [2] PULLEY (2-GROOVE)  
  5M-2894 [12] WASHER-HARD (10.2X18.5X2.5-MM THK)  
  5S-9948 [1] WASHER  
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

Information:

Tool Operating Manual
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}
Reuse And Salvage Guidelines
Inspection and Reconditioning Procedures of Main Bearing Bores in Cylinder Blocks {1201, 1202, 1224, 1224}
Inspection and Reconditioning Procedures of Main Bearing Bores in Cylinder Blocks {1201, 1202, 1224, 1224}
Reuse and Salvage for Crankshafts {0674, 1202}
Reuse and Salvage for Crankshafts {0674, 1202}
Visual Inspection of Main Bearings and Connecting Rod Bearings {1202, 1203, 1225, 1230}
Visual Inspection of Main Bearings and Connecting Rod Bearings {1202, 1203, 1225, 1230}
Reuse and Salvage for Engine Dampers {1202, 1205}
Reuse and Salvage for Engine Dampers {1202, 1205}
Disassembly and Assembly
Bearing Clearance - Check
3304B and 3306B Engines for Caterpillar Built Machines
Crankshaft Rear Seal - Remove
3304B and 3306B Engines for Caterpillar Built Machines
Crankshaft Front Seal - Install
3304B and 3306B Engines for Caterpillar Built Machines
Crankshaft - Install
3304B and 3306B Engines for Caterpillar Built Machines
Crankshaft Front Seal - Remove
3304B and 3306B Engines for Caterpillar Built Machines
Crankshaft Main Bearings - Remove
3304B and 3306B Engines for Caterpillar Built Machines
Crankshaft Main Bearings - Install
3304B and 3306B Engines for Caterpillar Built Machines
Crankshaft Rear Seal - Install
3304B and 3306B Engines for Caterpillar Built Machines
Crankshaft - Remove
3304B and 3306B Engines for Caterpillar Built Machines
Service Magazine
Use the 171-7212 Wear Sleeve to Repair the Crankshaft Hub {1160}
2011/09/20
A New Type of Main Bearing is Available {1203}
2004/09/27
40 Power Microscope is Available for Inspecting Bearing Journals on Crankshafts {0777, 1202}
2006/01/16

Caterpillar Parts SIS Catalog D7G :

COVER GP-VALVE MECHANISM
8N-4745 COVER GP-VALVE MECHANISM
COVER GP-FRONT HOUSING
4N-5162 COVER GP-FRONT HOUSING
COVER GP-CYLINDER HEAD
2P-6530 COVER GP-CYLINDER HEAD
COVER GP-CYLINDER BLOCK
7N-1342 COVER GP-CYLINDER BLOCK
CAMSHAFT GP
1N-4406 CAMSHAFT GP
5R-7956 ENGINE AR
5R-7776 ENGINE AR
5R-6935 ENGINE AR
CRANKSHAFT GP
6N-8079 CRANKSHAFT GP
CYLINDER BLOCK GP
1N-3576 CYLINDER BLOCK GP
CYLINDER BLOCK GP
7N-6550 CYLINDER BLOCK GP
CYLINDER BLOCK GP
8N-5286 CYLINDER BLOCK GP
CYLINDER HEAD GP
7W-0362 CYLINDER HEAD GP
CYLINDER HEAD GP
8N-0246 CYLINDER HEAD GP
CYLINDER HEAD GP
8N-6796 CYLINDER HEAD GP
DAMPER GP
1W-7733 DAMPER GP

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