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2P7838 DAMPER GROUP 120B MOTOR GRADER


BASIC ENGINE
DAMPER GP
PISTON & ROD GP
CRANKSHAFT GP
SERVICE EQUIPMENT AND SUPPLIES
GASKET & SEAL KITS
BASIC ENGINE
CYLINDER HEAD GP

MOTOR GRADER 120B MOTOR GRADER 64U
 120B MOTOR GRADER 64U02061-UP (MACHINE) POWERED BY 3306 ENGINE ZEBP0544 120B 64U   (1972)

BASIC ENGINE

DAMPER GP
DAMPER GP
2P-7838 DAMPER GP
 

#ZEBP05440020
 

2P-7838: DAMPER GP

2P7838 DAMPER GROUP
c117291 ZEBP0544
2P7838 DAMPER GP Parts scheme
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Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2P-9584 [ 1] DAMPER ASSEM.  
2. 0S-1595 [ 6] BOLT  
3. 7B-5163 [ 1] BOLT  
4. 5S-9948 [ 1] WASHER  
5. 2P-1818 [ 1] HUB  
 

#ZEBP05440021
 

4N-4028: PISTON & ROD GP

4N4028 CONNECTING ROD AND PISTON GROUP--6 Required
c222700 ZEBP0544
4N4028 PISTON & ROD GP Parts scheme
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Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-9804 C [1] PIN-PISTON  
2. 9H-4015 [2] RETAINER-PIN  
3. 6N-8061 C [1] ROD AS-CONNECTION  
  7S-9347 [1] BEARING  
4. 1P-9956 [2] BOLT-CONNECTING ROD  
  5S-6348 [2] NUT-SPECIAL  
5. 7M-7821 [1] BEARING-CONNECTING ROD (STANDARD)  
  2S-0502 [1] BEARING-.254MM US (.010IN)UNDERSIZE  
  2S-0503 [1] BEARING-.508MM US (.020IN)UNDERSIZE  
  7M-7826 [1] BEARING-.762MM US (.030IN)UNDERSIZE  
6. 8N-3181 C [1] PISTON GP  
7. 9S-7788 [1] RING-PISTON (OIL)  
8. 5S-6750 [1] RING-INTERMEDIATE  
9. 7S-8378 [1] RING-PISTON TOP  
  7S-9404 [1] RING GP-PISTON  
    (INCL COMPLETE SET
    OF RINGS FOR ONE
    PISTON)
  C   CHANGE FROM PREVIOUS TYPE
 

#ZEBP05440022
 

CRANKSHAFT BEARING AND THRUST PLATE REPLACEMENT GROUPS

CRANKSHAFT BEARING AND THRUST PLATE REPLACEMENT GROUPS
ZEBP05440022 ZEBP0544
None CRANKSHAFT BEARING AND THRUST PLATE REPLACEMENT GROUPS Parts scheme
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Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#ZEBP05440023
 

GASKET KITS

GASKET KITS
ZEBP05440023 ZEBP0544
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Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5P-2649 BASIC ENGINE OVERHAUL  
  5P-2648 DIESEL ENGINE SUPPLEMENTARY  
  5P-1988 VALVE GRINDING  
  5P-9898 WATER PUMP  
  1P-4767 TRANSMISSION  
 

#ZEBP05440024
 

2P-6476: CYLINDER HEAD GP

2P6476 CYLINDER HEAD GROUP
Serial No. 64U2061 to 64U7194 inclusive
4N7446 Cylinder Head parts are shown on Page 18
c209100 ZEBP0544
2P6476 CYLINDER HEAD GP Parts scheme
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Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5S-6449 C [6] VALVE (Exhaust)  
2. 2A-4429 [24] LOCK  
3. 5S-5912 [12] RETAINER  
4. 7S-7144 [12] SPRING  
5. 5S-6795 [6] CHAMBER ASSEM.  
  7S-3206 [6] SEAL  
  5M-2667 C [6] GASKET 4.93 mm(.194 in.)thick  
  2S-8959 C [6] GASKET 5.66 mm(.223 in.)thick  
  2S-8960 C [6] GASKET 6.3 mm(.248 in.)thick  
6. 5S-6452 C [6] VALVE (intake)  
7. 4N-7446 Y [1] HEAD ASSEM.  
    (Separate Illustration)
8. 5S-6281 [1] GASKET  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#ZEBP05440025
 

2P-6476: CYLINDER HEAD GP

2P6476 CYLINDER HEAD GROUP--Type 1
Serial No. 64U7195-Up and Engine Serial No. 47V12420-Up
6N8889 Cylinder Head parts are shown on Page 18A
c213460 ZEBP0544
2P6476 CYLINDER HEAD GP Parts scheme
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Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5S-6449 [6] VALVE (Exhaust)  
2. 2A-4429 [24] LOCK  
3. 5S-5912 [12] RETAINER  
4. 7S-7144 [12] SPRING  
5. 5S-6795 [6] CHAMBER ASSEM.  
  7S-3206 [6] SEAL  
  5M-2667 [6] GASKET 4.93 mm(.194 in.)thick  
  2S-8959 [6] GASKET 5.66 mm(.223 in.)thick  
  2S-8960 [6] GASKET 6.3 mm(.248 in.)thick  
6. 5S-6452 [6] VALVE (intake)  
7. 6N-8889 YC [1] HEAD ASSEM.  
    (Separate Illustration)
8. 5S-6281 [1] GASKET  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#ZEBP05440026
 

2P-6476: CYLINDER HEAD GP

2P6476 CYLINDER HEAD GROUP--Type 2
Serial No. 64U7195-Up and Engine Serial No. 47V12420-Up
c218772 ZEBP0544
2P6476 CYLINDER HEAD GP Parts scheme
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Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7S-7144 [12] SPRING  
2. 5S-5874 C [12] ROTOCOIL ASSEM.  
3. 2A-4429 [24] LOCK  
4. 6N-8120 C [1] HEAD ASSEM.  
    (Includes)
5. 0S-1594 [4] BOLT  
6. 5M-2894 [4] WASHER  
7. 1P-6367 [1] COVER  
8. 5S-6735 [1] GASKET  
9. 3B-0623 [6] PLUG  
10. 3S-8313 [7] PLUG  
11. 1S-3062 [18] DIRECTOR  
12. 2B-0858 [3] PLUG  
13. 7N-4448 [6] INSERT (intake)  
14. 5S-7221 [6] INSERT (exhaust)  
15. 2P-1262 [12] GUIDE  
16. 2H-3855 [1] BOLT  
  7N-2597 [1] SPACER  
17. 7S-3206 [6] SEAL  
18. 5S-6795 [6] CHAMBER ASSEM.  
19. 6N-7263 C [1] GASKET  
20. 5S-6452 [6] VALVE (intake)  
21. 5S-6449 [6] VALVE (exhaust)  
22. 5M-2667 [6] GASKET 4.93 mm(.194 in.)thick  
  2S-8959 [6] GASKET 5.66 mm(.223 in.)thick  
  2S-8960 [6] GASKET 6.3 mm(.248 in.) thick  
  C   INDICATES CHANGE
 

#ZEBP05440027
 

4N-7446: CYLINDER HEAD AS

4N7446 CYLINDER HEAD ASSEMBLY
Serial No. 64U2061 to 64U7194 inclusive
Part of 2P6476 Cylinder Head Group shown on Page 17
c205775 ZEBP0544
4N7446 CYLINDER HEAD AS Parts scheme
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Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1S-3062 [18] DIRECTOR  
2. 2B-0858 C [3] PLUG  
3. 3B-0623 [6] PLUG  
4. 3S-8313 [7] PLUG  
5. 1P-6367 [1] COVER  
6. 5S-6735 [1] GASKET  
7. 0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
8. 2P-1262 [12] GUIDE  
9. 5S-7218 [6] INSERT (intake)  
10. 5S-7221 [6] INSERT (exhaust)  
  C   INDICATES CHANGE
 

#ZEBP05440028
 

2P-6530: COVER GP-CYLINDER HEAD

2P6530 CYLINDER HEAD COVER GROUP
c218681 ZEBP0544
2P6530 COVER GP-CYLINDER HEAD Parts scheme
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Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1P-6367 [1] COVER  
  5S-6735 [1] GASKET  
2. 2P-3201 [4] BOLT (Washer Head)  
    -OR-
  0S-1594 [4] BOLT (1 in.) long  
  5M-2894 [4] WASHER  
 

#ZEBP05440029
 

6N-8889: CYLINDER HEAD AS

6N8889 CYLINDER HEAD ASSEMBLY
Serial No. 64U7195-Up and Engine Serial No. 47V12420-Up
Part of 2P6476 Cylinder Head Group shown on Page 17B
c212515 ZEBP0544
6N8889 CYLINDER HEAD AS Parts scheme
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Parts for your 120B MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1S-3062 [18] DIRECTOR-WATER  
2. 2B-0858 [3] PLUG-PIPE  
3. 3B-0623 [6] PLUG-CUP  
4. 3S-8313 [7] PLUG-CUP  
5. 1P-6367 [1] COVER  
6. 5S-6735 [1] GASKET  
7. 0S-1594 [4] BOLT  
  5M-2894 [4] WASHER  
8. 2P-1262 [12] GUIDE-VALVE  
9. 5S-7218 [6] INSERT-VALVE SEAT (INTAKE)  
10. 5S-7221 [6] INSERT (EXHAUST)  
 

Information:

Reuse And Salvage Guidelines
Reuse and Salvage for Cast Iron & Steel Pulleys and Stub Shafts {1205, 1207, 1384, 1425}
Reuse and Salvage for Cast Iron & Steel Pulleys and Stub Shafts {1205, 1207, 1384, 1425}
Reuse and Salvage for Engine Dampers {1202, 1205}
Reuse and Salvage for Engine Dampers {1202, 1205}

Caterpillar Parts SIS Catalog 120B :

SEAL GP-CRANKSHAFT
6N-0220 SEAL GP-CRANKSHAFT
CRANKSHAFT SEAL GROUP
2P-6483 CRANKSHAFT SEAL GROUP
CRANKSHAFT AS
2Y-4517 CRANKSHAFT AS
CRANKSHAFT AS
4N-7693 CRANKSHAFT AS
CRANKSHAFT GP
2Y-4516 CRANKSHAFT GP
CRANKSHAFT GP
2P-6222 CRANKSHAFT GP
CRANKSHAFT GP
2P-6222 CRANKSHAFT GP
CRANKSHAFT GROUP
2P-6220 CRANKSHAFT GROUP
PISTON & ROD GP
4N-4028 PISTON & ROD GP
CRANKSHAFT BEARING AND THRUST PLATE REPLACEMENT GROUPS
CRANKSHAFT BEARING AND THRUST PLATE REPLACEMENT GROUPS
GASKET KITS
CYLINDER HEAD GP
2P-6476 CYLINDER HEAD GP
CYLINDER HEAD GP
2P-6476 CYLINDER HEAD GP
CYLINDER HEAD GP
2P-6476 CYLINDER HEAD GP
CYLINDER HEAD AS
4N-7446 CYLINDER HEAD AS
COVER GP-CYLINDER HEAD
2P-6530 COVER GP-CYLINDER HEAD

Truck sale:

CATERPILLAR 120B 1978
$17,572 USD 
CATERPILLAR 120B 1978
- MOTOR GRADERS
PESA
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