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CRANKSHAFT BEARING REPLACEMENTS 120G MOTOR GRADER


BASIC ENGINE
CRANKSHAFT GP
PISTON & ROD GP
BALANCER GP
CAMSHAFT GP
CYLINDER HEAD GP

MOTOR GRADER 120G MOTOR GRADER 82V
 120G MOTOR GRADER 82V00668-UP (MACHINE) POWERED BY 3304 ENGINE SEBP1045 120G 82V   (1974)

BASIC ENGINE

CRANKSHAFT GP
CRANKSHAFT GP
2P-6218 CRANKSHAFT GP
CRANKSHAFT AS
4N-7692 CRANKSHAFT AS
CRANKSHAFT GP
2P-6218 CRANKSHAFT GP
CRANKSHAFT GP
6N-8080 CRANKSHAFT GP
CRANKSHAFT SERVICE THRUST PLATE
CRANKSHAFT BEARING REPLACEMENTS
CRANKSHAFT BEARING REPLACEMENTS
SEAL GP-CRANKSHAFT
2P-6224 SEAL GP-CRANKSHAFT
HUB GP-CRANKSHAFT
3P-0103 HUB GP-CRANKSHAFT
 

#SEBP10450020
 

CRANKSHAFT BEARING REPLACEMENTS

CRANKSHAFT BEARING REPLACEMENTS
SEBP10450020 SEBP1045
None CRANKSHAFT BEARING REPLACEMENTS Parts scheme
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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#SEBP10450021
 

2P-6224: SEAL GP-CRANKSHAFT

2P6224 CRANKSHAFT SEAL GROUP
c228583 SEBP1045
2P6224 SEAL GP-CRANKSHAFT Parts scheme
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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1N-3216 C [1] SEAL GROUP  
    (Includes)
  9S-3111 [1] SEAL  
2. 2P-3858 [1] SLEEVE  
3. 5S-6296 [1] SEAL  
4. 2P-3859 [1] SLEEVE  
  C   INDICATES CHANGE
 

#SEBP10450022
 

3P-0103: HUB GP-CRANKSHAFT

3P103 CRANKSHAFT HUB GROUP
c230280 SEBP1045
3P0103 HUB GP-CRANKSHAFT Parts scheme
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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3P-0100 [1] HUB  
2. 8N-0794 C [1] WASHER  
3. 7B-5163 [1] BOLT  
  C   INDICATES CHANGE
 

#SEBP10450023
 

9S-8912: PISTON & ROD GP

9S8912 CONNECTING ROD AND PISTON GROUP--4 Required
Engine Serial No. 78P18799 to 78P51947 inclusive
c222701 SEBP1045
9S8912 PISTON & ROD GP Parts scheme
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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-9804 C [1] PIN  
2. 9H-4015 [2] RETAINER  
3. 6N-8061 C [1] ROD ASSEM.  
  7S-9347 [1] BEARING  
4. 1P-9956 [2] BOLT  
  5S-6348 [2] NUT  
5. 7M-7821 [1] BEARING (Standard)  
  2S-0502 [1] BEARING (.010" Undersize)  
  2S-0503 [1] BEARING (.020" Undersize)  
  7M-7826 [1] BEARING (.030" Undersize)  
6. 8N-3183 C [1] PISTON GROUP  
7. 9S-7788 [1] RING (Oil)  
8. 5S-6750 [1] RING (Intermediate)  
9. 7S-8378 [1] RING (Top)  
  7S-9404 [1] RING GROUP  
    (Consists of Complete Set of Rings For One Piston)
  C   INDICATES CHANGE
 

#SEBP10450024
 

9S-8912: PISTON & ROD GP

9S8912 CONNECTING ROD AND PISTON GROUP--4 Required
Engine Serial No. 78P51948-Up
c233029 SEBP1045
9S8912 PISTON & ROD GP Parts scheme
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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-9805 [1] PIN-PISTON  
2. 1S-9543 [2] RETAINER-PIN  
3. 8N-1721 R [1] ROD AS-CONNECTING  
  8N-1849 [1] BEARING-CONNECTING ROD  
4. 1P-9956 [2] BOLT-CONNECTING ROD  
  5S-6348 [2] NUT-SPECIAL  
5. 8N-8219 C [1] BEARING-CONNECTING ROD  
  2S-0502 [1] BEARING-.254MM US  
  2S-0503 [1] BEARING-.508MM US  
  7M-7826 [1] BEARING-.762MM US  
6. 8N-2533 [1] PISTON GP  
7. 9L-6934 [1] RING-PISTON (OIL)  
8. 9L-6933 [1] RING-PISTON INTERMEDIATE  
9. 9L-6932 [1] RING-PISTON TOP  
  9L-6935 [1] RING GP-PISTON  
    (CONSISTS OF COMPLETE
    SET OF RINGS FOR ONE
    PISTON)
  C   CHANGE FROM PREVIOUS TYPE
  R   REMFG PART MAY BE AVAILABLE
 

#SEBP10450025
 

5S-6425: BALANCER GP

5S6425 BALANCER GROUP
c309021 SEBP1045
5S6425 BALANCER GP Parts scheme
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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5M-2894 C [4] WASHER  
2. 4S-6417 [2] PLATE  
3. 4N-7977 C [1] SHAFT ASSEM. (R.H.)  
  4N-7978 C [1] SHAFT ASSEM. (L.H.) (20 TEETH)  
4. 0S-1594 [4] BOLT  
  1N-8354 [2] LOCK  
    -OR-
  030-8535 C [4] BOLT  
  C   INDICATES CHANGE
 

#SEBP10450026
 

2P-6201: CAMSHAFT GP-SINGLE

2P6201 CAMSHAFT GROUP
c227965 SEBP1045
2P6201 CAMSHAFT GP-SINGLE Parts scheme
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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8N-4111 C [1] CAMSHAFT  
2. 7S-2204 [1] WASHER-THRUST  
3. 8S-1491 [1] LOCK  
4. 0S-0509 [2] BOLT  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP10450027
 

2P-6484: CYLINDER HEAD GP

2P6484 CYLINDER HEAD GROUP
Engine Serial No. 78P18799 to 78P33936 inclusive
4N7444 Cylinder Head parts are shown on Page 26B
c207276 SEBP1045
2P6484 CYLINDER HEAD GP Parts scheme
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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-7444 Y [1] HEAD ASSEM.  
    (Separate Illustration)
2. 5S-6452 C [4] VALVE (Intake)  
3. 5S-7232 C [4] VALVE (Exhaust)  
4. 7S-7144 [8] SPRING  
5. 2A-4429 [16] LOCK  
6. 5S-5874 [8] ROTO COIL  
7. 8S-3970 [4] CHAMBER ASSEM.  
  7S-3206 [4] SEAL  
  5M-2667 C [4] GASKET 4.93 mm(.194 in.) thick  
  2S-8959 C [4] GASKET 5.66 mm(.223 in.) thick  
  2S-8960 C [4] GASKET 6.3 mm(.248 in.) thick  
8. 5S-6277 [1] GASKET  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10450028
 

2P-6484: CYLINDER HEAD GP

2P6484 CYLINDER HEAD GROUP
Engine Serial No. 78P33937 to 44430, 46254, 46256, 46257, 46259, 46262,
46265, 46267, 46268, 46270, 46271, 46273 to 46276, 46278, 46280 and
78P46282 inclusive. 6N8875 Cylinder Head parts are shown on Page 27
c217001 SEBP1045
2P6484 CYLINDER HEAD GP Parts scheme
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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-8875 RCY [1] HEAD ASSEM.  
    (Separate Illustration)
2. 5S-6452 [4] VALVE (Intake)  
3. 5S-7232 [4] VALVE (Exhaust)  
4. 7S-7144 [8] SPRING  
5. 2A-4429 [16] LOCK  
6. 5S-5874 [8] ROTO COIL  
7. 8S-3970 [4] CHAMBER ASSEM.  
  7S-3206 [4] SEAL  
  5M-2667 [4] GASKET 4.93 mm(.194 in.) thick  
  2S-8959 [4] GASKET 5.66 mm(.223 in.) thick  
  2S-8960 [4] GASKET 6.3 mm(.248 in.) thick  
8. 7N-7386 C [1] GASKET  
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10450029
 

2P-6484: CYLINDER HEAD GP

2P6484 CYLINDER HEAD GROUP
Engine Serial No. 78P44431 to 46253, 46255, 46258, 46260, 46261, 46263,
46264, 46266, 46269, 46272, 46277, 46279, 46281 and 78P46283 to 78P47087 inclusive
c220699 SEBP1045
2P6484 CYLINDER HEAD GP Parts scheme
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Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-7386 [1] GASKET  
2. 5S-6452 [4] VALVE (intake)  
3. 5S-7232 [4] VALVE (exhaust)  
4. 7S-7144 [8] SPRING  
5. 2A-4429 [16] LOCK  
6. 5S-5874 [8] ROTO COIL  
7. 8S-3970 [4] CHAMBER ASSEM.  
  7S-3206 [4] SEAL  
  5M-2667 [4] GASKET 4.93 mm (.194 in.) thick  
  2S-8959 [4] GASKET 5.66mm(.223 in.)thick  
  2S-8960 [4] GASKET 6.3 mm (.248 in.) thick  
8. 6N-8121 RC [1] HEAD ASSEM.  
    (Includes)
9. 3B-0623 [4] PLUG  
10. 7N-2597 [1] SPACER  
11. 1S-3062 [12] DIRECTOR  
12. 2B-0858 [3] PLUG  
13. 2P-1262 [8] GUIDE  
14. 5S-7221 [4] INSERT  
15. 3S-8313 [4] PLUG  
16. 7N-4448 [4] INSERT  
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
 

Information:

Caterpillar Parts SIS Catalog 120G :

CRANKSHAFT SERVICE THRUST PLATE
CRANKSHAFT GP
6N-8080 CRANKSHAFT GP
CRANKSHAFT GP
2P-6218 CRANKSHAFT GP
CRANKSHAFT AS
4N-7692 CRANKSHAFT AS
CRANKSHAFT GP
2P-6218 CRANKSHAFT GP
8N-6274 KIT-CYLINDER BLOCK HARDWARE
CYLINDER BLOCK GP
6N-8127 CYLINDER BLOCK GP
CYLINDER BLOCK AS
2P-8774 CYLINDER BLOCK AS
SEAL GP-CRANKSHAFT
2P-6224 SEAL GP-CRANKSHAFT
HUB GP-CRANKSHAFT
3P-0103 HUB GP-CRANKSHAFT
PISTON & ROD GP
9S-8912 PISTON & ROD GP
PISTON & ROD GP
9S-8912 PISTON & ROD GP
BALANCER GP
5S-6425 BALANCER GP
CAMSHAFT GP-SINGLE
2P-6201 CAMSHAFT GP-SINGLE
CYLINDER HEAD GP
2P-6484 CYLINDER HEAD GP
CYLINDER HEAD GP
2P-6484 CYLINDER HEAD GP

Truck sale:

Caterpillar 120G
 
Caterpillar 120G
- motor graders
HOLT CAT
 
40,000 
Caterpillar 120G, motor graders, Construction
- motor graders
ALTORFER INC.
Caterpillar H120GCS.CW40S, hammer, Construction
18,210 
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- hammer
BERGERAT MONNOYEUR S.A.S.
Caterpillar 120G, motor graders, Construction
32,000 
Caterpillar 120G, motor graders, Construction
- motor graders
FOLEY EQUIPMENT COMPANY
 
33,500 
Caterpillar HH120GCS, hammer, Construction


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