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4W-2172 COVER GP-VALVE MECHANISM S/N 98Z4100-UP PART OF 110-8741, 110-8743, 110-8746, 146-8336, 146-8339 ENGINE AR ALSO AN ATTACHMENT 120H NA




BASIC ENGINE

VALVE MECHANISM GP
 

#SEBP23100020
 

4W-2172: COVER GP-VALVE MECHANISM

4W-2172 COVER GP-VALVE MECHANISM
S/N 98Z4100-UP
PART OF 110-8741, 110-8743, 110-8746, 146-8336, 146-8339 ENGINE AR
ALSO AN ATTACHMENT
i00122119 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 119-2940 [1] GASKET (VALVE COVER)  
2. 6V-2315 M [14] BOLT (M6X1X35-MM)  
3. 119-2960 [1] COVER  
4. 5P-0537 [14] WASHER-HARD (7.2X14.5X2-MM THK)  
  M   METRIC PART
 

#SEBP23100021
 

9Y-1224: COVER GP-VALVE MECHANISM

9Y-1224 COVER GP-VALVE MECHANISM
S/N 98Z4100-UP
VALVE COVER
PART OF 110-8741, 110-8743, 110-8746, 146-8336, 146-8339, 146-8340 ENGINE AR
ALSO AN ATTACHMENT
i00122909 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
    (NO SERVICED PARTS)
 

#SEBP23100022
 

4W-2197: CRANKSHAFT GP

4W-2197 CRANKSHAFT GP
S/N 98Z4100-28460
PART OF 110-8741, 110-8743, 110-8746, 146-8336, 146-8339, 146-8340 ENGINE AR
ALSO AN ATTACHMENT
i00122122 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 105-1725 [1] CRANKSHAFT AS  
2. 1B-8705 [1] KEY-WOODRUFF  
3. 2W-8147 [1] GEAR (50-TEETH)  
4. 107-7602 [1] BEARING-THRUST  
  7C-6969 AB BEARING-THRUST (0.5-MM OS)  
  7C-6970 AB BEARING-THRUST (0.5-MM OS, 0.5-MM US)  
  7C-6966 AB BEARING-THRUST (0.25-MM US)  
  7C-6967 AB BEARING-THRUST (0.5-MM US)  
5. 101-1530 [3] BEARING-MAIN  
  7C-6974 AB BEARING-MAIN (0.5-MM OS)  
  7C-6975 AB BEARING-MAIN (0.5-MM OS, 0.5-MM US)  
  7C-6971 AB BEARING-MAIN (0.25-MM US)  
  7C-6972 AB BEARING-MAIN (0.5-MM US)  
6. 107-7708 [3] BEARING-MAIN  
  7C-6964 AB BEARING-MAIN (0.5-MM OS)  
  7C-6965 AB BEARING-MAIN (0.5-MM OS, 0.5-MM US)  
  7C-6961 AB BEARING-MAIN (0.25-MM US)  
  7C-6962 AB BEARING-MAIN (0.5-MM US)  
   
  7C-7980 AF [1] SLEEVE-OIL SEAL  
    (USED ONLY TO REPAIR THE REAR SEAL SURFACE OF THE CRANKSHAFT)
   
    AVAILABLE REPAIR KIT(S):
  196-9518 KIT-BASIC ENGINE REPAIR (MAIN BEARING)(CRANKSHAFT)  
    (INCLUDES A COMPLETE SET OF STANDARD MAIN & THRUST BEARINGS)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  F   NOT SHOWN
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP23100023
 

4W-2197: CRANKSHAFT GP

4W-2197 CRANKSHAFT GP
S/N 98Z28461-UP
PART OF 146-8336, 146-8339, 146-8340 ENGINE AR
ALSO AN ATTACHMENT
i00887116 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 489-2731 [1] CRANKSHAFT AS  
1A. 1B-8705 [1] KEY-WOODRUFF  
1B. 2W-8147 [1] GEAR (50-TEETH)  
2. 212-4893 [1] BEARING-THRUST  
  229-5153 AB BEARING-THRUST (0.25-MM US)  
  229-5154 AB BEARING-THRUST (0.5-MM US)  
  229-5155 AB BEARING-THRUST (0.5-MM OS)  
  229-5156 AB BEARING-THRUST (0.5-MM OS, 0.5-MM US)  
3. 107-7708 [6] BEARING-MAIN  
  145-0162 AB BEARING-MAIN (0.25-MM US)  
  145-0164 AB BEARING-MAIN (0.5-MM US)  
  145-0168 AB BEARING-MAIN (0.5-MM OS)  
  145-0170 AB BEARING-MAIN (0.5-MM OS, 0.5-MM US)  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP23100024
 

100-4948: CYLINDER BLOCK GP

100-4948 CYLINDER BLOCK GP
S/N 98Z13709-17019
PART OF 2W-9746 CYLINDER BLOCK GP
ALSO AN ATTACHMENT
i00122924 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 100-6289 [1] CYLINDER BLOCK AS  
1A. 7E-2968 [7] CAP-CRANKSHAFT BEARING  
1B. 9X-8916 M [14] BOLT (M16X2X140-MM)  
1C. 5P-8247 [14] WASHER-HARD (17X32X3.5-MM THK)  
2. 2M-9780 [1] SEAL-O-RING  
3. 2W-7211 [1] BUSHING (CAMSHAFT)  
4. 2M-6471 [2] PLUG-CUP  
5. 9S-8005 [1] PLUG (3/4-16-THD)  
6. 3K-0360 [1] SEAL-O-RING  
7. 2W-7213 [6] BUSHING (CAMSHAFT)  
8. 3D-2824 B [2] SEAL-O-RING  
9. 9S-8008 B [2] PLUG (1-1/16-12-THD)  
10. 8T-0293 M [2] BOLT (M12X1.75X20-MM)  
11. 6F-7062 [2] WASHER (12.7X19.05X1.83-MM THK)  
12. 3H-5552 [1] PLUG-CUP  
13. 9S-8006 [1] PLUG (7/8-14-THD)  
  B   USE AS REQUIRED
  M   METRIC PART
 

#SEBP23100025
 

129-1095: CYLINDER BLOCK GP

129-1095 CYLINDER BLOCK GP
S/N 98Z17020-28460
PART OF 2W-9746 CYLINDER BLOCK GP
ALSO AN ATTACHMENT
i00089963 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2M-6471 [2] PLUG-CUP  
2. 7E-2968 [7] CAP-CRANKSHAFT BEARING  
3. 9X-8916 M [14] BOLT (M16X2X140-MM)  
4. 5P-8247 [14] WASHER-HARD (17X32X3.5-MM THK)  
5. 9S-8005 [1] PLUG (3/4-16-THD)  
6. 3K-0360 [1] SEAL-O-RING  
7. 2W-7213 [6] BUSHING (CAMSHAFT)  
8. 3D-2824 B [2] SEAL-O-RING  
9. 9S-8008 B [2] PLUG (1-1/16-12-THD)  
10. 8T-0293 M [2] BOLT (M12X1.75X20-MM)  
11. 6F-7062 [2] WASHER (12.7X19.05X1.83-MM THK)  
12. 3H-5552 [1] PLUG-CUP  
13. 9S-8006 [1] PLUG (7/8-14-THD)  
14. 2M-9780 [1] SEAL-O-RING  
15. 2W-7211 [1] BUSHING (CAMSHAFT)  
  B   USE AS REQUIRED
  M   METRIC PART
 

#SEBP23100026
 

149-5403: CYLINDER BLOCK GP

149-5403 CYLINDER BLOCK GP
S/N 98Z22034-UP
PART OF 2W-9746 CYLINDER BLOCK GP
ALSO AN ATTACHMENT
i00907540 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 149-5402 [1] CYLINDER BLOCK AS  
1A. 7E-2968 [7] CAP-CRANKSHAFT BEARING  
1B. 9X-8916 M [14] BOLT (M16X2X140-MM)  
1C. 5P-8247 [14] WASHER-HARD (17X32X3.5-MM THK)  
2. 9S-8005 [1] PLUG (3/4-16-THD)  
3. 3K-0360 [1] SEAL-O-RING  
4. 2W-7213 [6] BUSHING (CAMSHAFT)  
5. 6F-7062 [2] WASHER (12.7X19.05X1.83-MM THK)  
6. 8T-0293 M [2] BOLT (M12X1.75X20-MM)  
7. 2M-6471 [2] PLUG-CUP  
8. 9S-8008 B [2] PLUG (1-1/16-12-THD)  
9. 3D-2824 B [2] SEAL-O-RING  
10. 3H-5552 [1] PLUG-CUP  
11. 9S-8006 [1] PLUG (7/8-14-THD)  
12. 2M-9780 [1] SEAL-O-RING  
13. 216-5586 [1] BUSHING (CAMSHAFT)  
  B   USE AS REQUIRED
  M   METRIC PART
 

#SEBP23100027
 

2W-9746: CYLINDER BLOCK GP

2W-9746 CYLINDER BLOCK GP
S/N 98Z4100-13708
PART OF 110-8741, 110-8743, 110-8746 ENGINE AR
FOR USE WITH ONE-PIECE PISTONS
ALSO AN ATTACHMENT
i00122058 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7C-5826 CY [1] CYLINDER BLOCK GP  
2. 6V-3538 [4] DOWEL  
3. 4P-2457 [6] JET AS-PISTON COOLING  
4. 7N-5683 [2] DOWEL  
5. 6V-3940 M [6] BOLT (M8X1.25X25-MM)  
6. 1W-8407 [2] SLEEVE  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP23100028
 

2W-9746: CYLINDER BLOCK GP

2W-9746 CYLINDER BLOCK GP
S/N 98Z13709-17019
PART OF 110-8741, 110-8743, 110-8746 ENGINE AR
FOR USE WITH ONE-PIECE PISTONS
ALSO AN ATTACHMENT
i00122059 SEBP2310
  For full view, you need register

Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 100-4948 CY [1] CYLINDER BLOCK GP  
2. 6V-3538 [2] DOWEL  
3. 4P-2457 [6] JET AS-PISTON COOLING  
4. 7N-5683 [2] DOWEL  
5. 6V-3940 M [6] BOLT (M8X1.25X25-MM)  
6. 1W-8407 [2] SLEEVE  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP23100029
 

2W-9746: CYLINDER BLOCK GP

2W-9746 CYLINDER BLOCK GP
S/N 98Z22034-UP
PART OF 146-8336, 146-8339, 146-8340 ENGINE AR
FOR USE WITH ONE-PIECE PISTONS
ALSO AN ATTACHMENT
i00917502 SEBP2310
  For full view, you need register

Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 149-5403 YC [1] CYLINDER BLOCK GP  
2. 6V-3538 [2] DOWEL  
3. 4P-2457 [6] JET AS-PISTON COOLING  
4. 7N-5683 [2] DOWEL  
5. 6V-3940 M [6] BOLT (M8X1.25X25-MM)  
6. 1W-8407 [2] SLEEVE  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

Information:

Truck Engine News
Engine News
Operation and Maintenance Manual
Engine Valve Rotators - Inspect
120H and 135H Motor Graders
Engine Valve Lash - Check
120H and 135H Motor Graders
Special Instruction
Use Of The 1P7451 Valve Guide Honing Group{0673, 1104}
Use Of The 1P7451 Valve Guide Honing Group{0673, 1104}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Use Of 6V4805 Valve Seat Insert Puller Group{0703}
Use Of 6V4805 Valve Seat Insert Puller Group{0703}
Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}
Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}
Use Of 6V9050 Exhaust Stud Removal Group{1100}
Use Of 6V9050 Exhaust Stud Removal Group{1100}
Tool Operating Manual
9U-5132 Timing and Fuel System Setting Tool Group{1105, 1162, 1290, 1905}
9U-5132 Timing and Fuel System Setting Tool Group{1105, 1162, 1290, 1905}
Operating Instructions for 155-1536 Valve Recession Tool Kit for all G3500 and 3500 Engines{0374, 0599, 0701, 0703, 0759, 0767}
Operating Instructions for 155-1536 Valve Recession Tool Kit for all G3500 and 3500 Engines{0374, 0599, 0701, 0703, 0759, 0767}
Operating Instructions for 148-2997 Valve Recession Tool Group Used On 3600, G3600, and C175 Engines{0374, 0599, 0701, 0703, 0759}
Operating Instructions for 148-2997 Valve Recession Tool Group Used On 3600, G3600, and C175 Engines{0374, 0599, 0701, 0703, 0759}
CRB Valve Spring Testers 8S-2263 and 4C-9496{0374, 0599, 0700, 0701, 1108}
CRB Valve Spring Testers 8S-2263 and 4C-9496{0374, 0599, 0700, 0701, 1108}
Reuse And Salvage Guidelines
Reuse & Salvage for Valvetrain Components {1102, 1108, 1109, 1121, 1123}
Reuse & Salvage for Valvetrain Components {1102, 1108, 1109, 1121, 1123}
9U-5132 Timing and Fuel System Setting Tool Group{1105, 1162, 1290, 1905}
9U-5132 Timing and Fuel System Setting Tool Group{1105, 1162, 1290, 1905}
Testing and Adjusting
Engine Valve Lash - Inspect/Adjust
3114, 3116, and 3126 Engines
Disassembly and Assembly
Rocker Shaft and Pushrod - Remove
3114, 3116, and 3126 Engines for Caterpillar Built Machines
Rocker Shaft and Pushrod - Install
3114, 3116, and 3126 Engines for Caterpillar Built Machines
Valve Mechanism Cover - Remove and Install
3114, 3116, and 3126 Engines for Caterpillar Built Machines
Rocker Shaft - Disassemble
3114, 3116, and 3126 Engines for Caterpillar Built Machines
Rocker Shaft - Assemble
3114, 3116, and 3126 Engines for Caterpillar Built Machines
Lifter Group - Remove and Install
3114, 3116, and 3126 Engines for Caterpillar Built Machines
Service Magazine

Caterpillar Parts SIS Catalog 120H NA :

Truck sale:

52,000 
Caterpillar 120HNA, Construction
- motor graders
WHAYNE SUPPLY COMPANY
54,000 
Caterpillar 120HNA, Construction
- motor graders
WHAYNE SUPPLY COMPANY
 
67,539 USD 
Caterpillar 120HNA, Construction
- motor graders
WILLIAM ADAMS PTY. LTD.
Australia
 
70,293 
Caterpillar 120HNA, Construction
- motor graders
avspare
64,900 
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- motor graders
FOLEY EQUIPMENT COMPANY
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