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115-4084 PISTON & ROD GP S/N 98Z22034-UP 17.0:1 RATIO PART OF 146-8336, 146-8339, 146-8340 ENGINE AR ALSO AN ATTACHMENT 120H NA


BASIC ENGINE
PISTON & ROD GP
SUPPRESSION GP-SOUND
PULLEY GP
VALVE MECHANISM GP
CRANKSHAFT GP
HOUSING GP-FLYWHEEL
MOUNTING GP-ENGINE
LUBRICATION SYSTEM
BREATHER GP


BASIC ENGINE

PISTON & ROD GP
 

#SEBP23100070
 

115-4084: PISTON & ROD GP

115-4084 PISTON & ROD GP
S/N 98Z22034-UP
17.0:1 RATIO
PART OF 146-8336, 146-8339, 146-8340 ENGINE AR
ALSO AN ATTACHMENT
i01770954 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 107-7563 [1] BODY AS-PISTON  
2. 524-7980 [1] PIN-PISTON  
3. 224-6638 [1] BEARING-CONNECTING ROD (STANDARD)  
4. 7C-0111 [2] RETAINER-PIN  
5. 213-3193 [1] ROD AS-CONNECTING (NON-DRILLED)  
5A. 2W-0027 [1] BEARING (EYE END)  
5B. 229-6266 M [2] BOLT (M11X1.25X65-MM)  
6. 107-7787 [1] RING-PISTON (TOP)  
7. 7E-5786 [1] RING-PISTON (INTERMEDIATE)  
8. 7C-5232 [1] RING-PISTON (OIL)  
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP23100071
 

7C-5034: PLATE GP-SOUND SUPPRESSION

7C-5034 PLATE GP-SOUND SUPPRESSION
S/N 98Z4100-UP
PART OF 110-8746, 146-8340 ENGINE AR
AN ATTACHMENT
i00122271 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 117-4648 [1] PLATE-SOUND SUPPRESSION  
2. 6V-3940 M [2] BOLT (M8X1.25X25-MM)  
3. 9M-1974 [2] WASHER-HARD (8.8X16X2-MM THK)  
4. 6V-3822 M [10] BOLT (M10X1.5X35-MM)  
5. 6V-5839 [10] WASHER (11X21X2.5-MM THK)  
  M   METRIC PART
 

#SEBP23100072
 

4W-5429: PULLEY GP-CRANKSHAFT

4W-5429 PULLEY GP-CRANKSHAFT
S/N 98Z4100-UP
PART OF 110-8741, 110-8743, 110-8746, 146-8336, 146-8339, 146-8340 ENGINE AR
ALSO AN ATTACHMENT
i00122132 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7W-3773 [1] PULLEY-CRANKSHAFT (1-GROOVE)  
2. 8T-3666 M [4] BOLT (M14X2X60-MM)  
3. 2W-7381 [1] PLATE-CLAMP  
  M   METRIC PART
 

#SEBP23100073
 

107-7722: ROCKER ARM GP

107-7722 ROCKER ARM GP
S/N 98Z4100-UP
PART OF 4P-4372 MECHANISM GP-FUEL PUMP & VALVE
ALSO AN ATTACHMENT
i00123072 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 260-7524 M [2] SCREW-VALVE ADJUSTMENT (M10X1.5-THD)  
2. 2Y-5829 M [2] NUT (M10X1.5-THD)  
3. 4P-7790 [1] SHAFT AS-ARM  
3A. 2D-6642 [1] BALL  
3B. 7M-5130 [1] PIN-SPRING  
3C. 7W-4137 [1] SHAFT AS  
3D. 0L-1026 [1] PLUG-CUP  
4. 9Y-8534 [1] SUPPORT-SHAFT  
5. 105-1776 [1] ROCKER ARM AS (UNIT INJECTOR)  
6. 7W-4117 M [1] NUT (M12X1.25-THD)  
7. 9Y-4973 [1] SCREW-INJECTION ADJUSTMENT  
8. 7W-3983 [1] RING-RETAINING  
9. 9Y-1582 [1] BUTTON-ARM  
10. 6I-0924 [2] ROCKER ARM AS  
    (EACH INCLUDES)
10A. 100-6291 [1] SEAT-WEAR  
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP23100074
 

115-4210: SEAL GP-CRANKSHAFT

115-4210 SEAL GP-CRANKSHAFT
S/N 98Z18509-UP
PART OF 110-8741, 110-8743, 110-8746, 146-8336, 146-8339, 146-8340 ENGINE AR
ALSO AN ATTACHMENT
i00123408 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 222-3910 [1] SEAL GP-CRANKSHAFT (CLOCKWISE ROTATION)  
2. 245-7339 [1] SEAL-CRANKSHAFT (FRONT)  
3. 4R-9999 [1] EXCLUDER-CRANKSHAFT SEAL  
 

#SEBP23100075
 

7E-7590: SEAL GP-CRANKSHAFT

7E-7590 SEAL GP-CRANKSHAFT
S/N 98Z4100-18508
PART OF 110-8741, 110-8743, 110-8746 ENGINE AR
ALSO AN ATTACHMENT
i00122329 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7E-7589 [1] SEAL GP-CRANKSHAFT (REAR)  
2. 245-7339 [1] SEAL-CRANKSHAFT (FRONT)  
 

#SEBP23100076
 

7C-1770: SEAL GP-FLYWHEEL HOUSING

7C-1770 SEAL GP-FLYWHEEL HOUSING
S/N 98Z4100-UP
PART OF 110-8741, 110-8743, 110-8746, 146-8336, 146-8339, 146-8340 ENGINE AR
ALSO AN ATTACHMENT
i00122242 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1U-8846 B SEALANT-GASKET  
2. 214-7566 [1] SEAL-O-RING  
3. 238-5082 [1] SEAL-O-RING  
  B   USE AS REQUIRED
 

#SEBP23100077
 

7C-2273: SUPPORT GP-ENGINE

7C-2273 SUPPORT GP-ENGINE
S/N 98Z4100-UP
PART OF 110-8741, 110-8743, 110-8746, 146-8336, 146-8339, 146-8340 ENGINE AR
ALSO AN ATTACHMENT
i00122252 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7C-2271 [1] SUPPORT  
2. 6V-5696 M [5] BOLT (M12X1.75X80-MM)  
3. 6V-8178 [6] WASHER (13X24X2.5-MM THK)  
4. 6V-8336 M [1] BOLT (M12X1.75X70-MM)  
  M   METRIC PART
 

#SEBP23100078
 

131-4810: BREATHER GP

131-4810 BREATHER GP -CRANKCASE
S/N 98Z18509-UP
PART OF 110-8741, 110-8743, 110-8746, 146-8336, 146-8339, 146-8340 ENGINE AR
FOR USE WITH REAR REMOTE FUEL FILTER AND LOW PRESSURE FUEL SYSTEM
ALSO AN ATTACHMENT
i00123877 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-9162 [1] BREATHER AS (CRANKCASE)  
2. 8H-2046 [1] SEAL-O-RING  
3. 6V-3821 M [1] BOLT (M8X1.25X110-MM)  
4. 5N-4185 [1] WASHER-SPECIAL  
5. 6V-5218 M [1] BOLT (M8X1.25X35-MM)  
6. 9M-1974 [1] WASHER-HARD (8.8X16X2-MM THK)  
7. 4P-9936 [1] BASE  
8. 7C-1159 [1] GASKET  
9. 6V-5218 BM [3] BOLT (M8X1.25X35-MM)  
10. 9M-1974 B [3] WASHER-HARD (8.8X16X2-MM THK)  
  B   USE AS REQUIRED
  M   METRIC PART
 

#SEBP23100079
 

1N-3477: BREATHER GP

1N-3477 BREATHER GP -CRANKCASE
S/N 98Z4100-18508
PART OF 110-8741, 110-8743, 110-8746 ENGINE AR
ALSO AN ATTACHMENT
i00121945 SEBP2310
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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-9162 [1] BREATHER AS (CRANKCASE)  
2. 8H-2046 [1] SEAL-O-RING  
3. 6V-3821 M [1] BOLT (M8X1.25X110-MM)  
4. 5N-4185 [1] WASHER-SPECIAL  
  M   METRIC PART
 

Information:

Special Instruction
Using Caterpillar Cylinder Pack Pulling Tools{1239}
Using Caterpillar Cylinder Pack Pulling Tools{1239}
Piston Cleaning Procedure{1214}
Piston Cleaning Procedure{1214}
Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}
Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}
Using The 5P2050 Connecting Rod Checking Fixture{0767, 1218}
Using The 5P2050 Connecting Rod Checking Fixture{0767, 1218}
Installation Instructions for Piston Packs{1225, 1239}
Installation Instructions for Piston Packs{1225, 1239}
Piston Ring Gap Alignment Influence on High Blowby and Oil Consumption on All Engines {1000, 1215}
Piston Ring Gap Alignment Influence on High Blowby and Oil Consumption on All Engines {1000, 1215}
Technical Information Bulletin
Tool Operating Manual
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}
NEHS1227: 477-3197 C27 Piston Ring Gauge Group {0374, 0599, 0700, 0701, 1214, 1215}
NEHS1227: 477-3197 C27 Piston Ring Gauge Group {0374, 0599, 0700, 0701, 1214, 1215}
Reuse And Salvage Guidelines
Reuse and Salvage for Connecting Rods {1218}
Reuse and Salvage for Connecting Rods {1218}
Inspection Procedures and Specifications for Pistons and Piston Pins {1214, 1214}
Inspection Procedures and Specifications for Pistons and Piston Pins {1214, 1214}
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}
Testing and Adjusting
Engine Crankcase Pressure (Blowby) - Test
3114, 3116, and 3126 Engines
Compression - Test
3114, 3116, and 3126 Engines
Excessive Bearing Wear - Inspect
3114, 3116, and 3126 Engines
Connecting Rod Bearings - Inspect
3114, 3116, and 3126 Engines
Piston Ring Groove - Inspect
3114, 3116, and 3126 Engines
Disassembly and Assembly
Bearing Clearance - Check
3114, 3116, and 3126 Engines for Caterpillar Built Machines
Piston Cooling Jets - Remove and Install
3114, 3116, and 3126 Engines for Caterpillar Built Machines
Pistons and Connecting Rods - Remove
3114, 3116, and 3126 Engines for Caterpillar Built Machines
Pistons and Connecting Rods - Install
3114, 3116, and 3126 Engines for Caterpillar Built Machines
Pistons and Connecting Rods - Assemble
3114, 3116, and 3126 Engines for Caterpillar Built Machines
Pistons and Connecting Rods - Disassemble
3114, 3116, and 3126 Engines for Caterpillar Built Machines
Service Magazine

Caterpillar Parts SIS Catalog 120H NA :

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