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7W-5256 PULLEY GP-FAN DRIVE 1.108 RATIO FOR USE WITH ENGINE MOUNTED FAN DRIVE & FOLDED CORE RADIATOR AN ATTACHMENT G3508


BASIC ENGINE
PULLEY GP
PUMP GP-GEAR
PISTON & ROD GP
CYLINDER BLOCK GP
CRANKSHAFT GP
DRIVE GP-AUXILIARY
CYLINDER BLOCK GP
VALVE MECHANISM GP

GAS ENGINE G3508 GAS ENGINE 2JF
 G3508 ENGINE 2JF00001-UP SEBP1838 G3508 2JF   (1990)

BASIC ENGINE

PULLEY GP
PULLEY GP-FAN DRIVE
7W-5253 PULLEY GP-FAN DRIVE
PULLEY GP-FAN DRIVE
7W-5255 PULLEY GP-FAN DRIVE
PULLEY GP-FAN DRIVE
7W-5256 PULLEY GP-FAN DRIVE
 

#SEBP18380130
 

7W-5256: PULLEY GP-FAN DRIVE

7W-5256 PULLEY GP-FAN DRIVE
1.108 RATIO
FOR USE WITH ENGINE MOUNTED FAN DRIVE & FOLDED CORE RADIATOR
AN ATTACHMENT
i00413156 SEBP1838
7W5256 PULLEY GP-FAN DRIVE Parts scheme
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Parts for your G3508 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-7660 Y [1] DRIVE GP-FAN  
2. 7W-6866 [1] PULLEY-FAN DRIVE  
3. 8N-6707 [1] V-BELT SET (INCLUDES 4-BELTS)(FAN DRIVE)  
4. 4W-8509 [1] PULLEY-CRANKSHAFT  
  Y   SEPARATE ILLUSTRATION
 

#SEBP18380131
 

9Y-1588: PUMP GP-GEAR

9Y-1588 PUMP GP-GEAR
S/N 2JF1-217
PART OF 7C-8082, 7C-8083, 7C-8084 GOVERNOR GP
ALSO AN ATTACHMENT
i00069947 SEBP1838
9Y1588 PUMP GP-GEAR Parts scheme
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Parts for your G3508 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-0282 [1] SEAL-OIL  
2. 2W-0223 [1] SEAL-O-RING  
3. 9Y-1782 [1] KEY  
 

#SEBP18380132
 

7E-2899: RING GP-PISTON

7E-2899 RING GP-PISTON
AN ATTACHMENT AND FIELD INSTALLATION
i00401637 SEBP1838
7E2899 RING GP-PISTON Parts scheme
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Parts for your G3508 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7E-7581 [1] RING-PISTON (TOP)  
2. 8N-1234 [1] RING (INTERMEDIATE)  
3. 7W-2221 [1] RING (OIL)  
 

#SEBP18380133
 

105-4656: SEAL AS-WATER

105-4656 SEAL AS-WATER
PROVIDES A POSITIVE WATER SEAL IN THE HEAD TO BLOCK JOINT
FIELD INSTALLATION
i01199470 SEBP1838
1054656 SEAL AS-WATER Parts scheme
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Parts for your G3508 GAS ENGINE:

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

#SEBP18380134
 

105-4657: SEAL AS-WATER

105-4657 SEAL AS-WATER
PROVIDES A POSITIVE WATER SEAL IN THE HEAD TO BLOCK JOINT
FIELD INSTALLATION
i01199486 SEBP1838
1054657 SEAL AS-WATER Parts scheme
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Parts for your G3508 GAS ENGINE:

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

#SEBP18380135
 

7W-3813: SEAL GP-CRANKSHAFT

7W-3813 SEAL GP-CRANKSHAFT
S/N 2JF1-314
i00090784 SEBP1838
7W3813 SEAL GP-CRANKSHAFT Parts scheme
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Parts for your G3508 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6I-3810 [1] SEAL GP-CRANKSHAFT (CCW ROTATION)  
    (INSTALL IN FLYWHEEL HSG ON STD ROTATION ENGINES & IN FRONT HSG ON REVERSE ROTATION ENGINES)
2. 6I-3809 [1] SEAL GP-CRANKSHAFT (CW ROTATION)  
    (INSTALL IN FRONT HSG ON STD ROTATION ENGINES & IN FLYWHEEL HSG ON REVERSE ROTATION ENGINES)
 

#SEBP18380136
 

7W-3813: SEAL GP-CRANKSHAFT

7W-3813 SEAL GP-CRANKSHAFT
S/N 2JF315-UP
i00090785 SEBP1838
7W3813 SEAL GP-CRANKSHAFT Parts scheme
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Parts for your G3508 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 113-8433 C [1] SEAL (COUNTERCLOCKWISE ROTATION)  
    (INSTALL IN FLYWHEEL HOUSING ON STANDARD ROTATION ENGINES & IN FRONT HOUSING ON REVERSE ROTATION ENGINES)
2. 113-8432 C [1] SEAL (CLOCKWISE ROTATION)  
    (INSTALL IN FRONT HOUSING ON STANDARD ROTATION ENGINES & IN FLYWHEEL HOUSING ON REVERSE ROTATION ENGINES)
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP18380137
 

7N-8042: SHAFT GP-AUXILIARY DRIVE

7N-8042 SHAFT GP-AUXILIARY DRIVE -LOWER FRONT, LH
AN ATTACHMENT
i00410875 SEBP1838
7N8042 SHAFT GP-AUXILIARY DRIVE Parts scheme
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Parts for your G3508 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-7991 [1] ADAPTER  
2. 9Y-4957 [1] SHAFT-STUB  
3. 053-2294 [8] BOLT-12 POINT HEAD (3/8-16X1.75-IN)  
4. 0S-1590 [4] BOLT (3/8-16X2-IN)  
5. 9X-7371 [1] SEAL-O-RING  
6. 7C-7808 [1] SEAL-LIP TYPE  
7. 9L-9132 [4] WASHER (10.2X25.5X2.5-MM THK)  
 

#SEBP18380138
 

5N-4830: VALVE GP-EXPLOSION RELIEF

5N-4830 VALVE GP-EXPLOSION RELIEF -CRANKCASE
AN ATTACHMENT
i00385159 SEBP1838
5N4830 VALVE GP-EXPLOSION RELIEF Parts scheme
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Parts for your G3508 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8N-8509 J [1] VALVE GP-EXPLOSION RELIEF (CRANKCASE)  
2. 272-0759 [1] SEAL  
3. 5M-2894 [4] WASHER-HARD (10.2X18.5X2.5-MM THK)  
4. 9X-8872 [4] BOLT-LOCKING (3/8-16X0.875-IN)  
   
    AVAILABLE REPAIR KIT(S):
  2W-3584 J [1] KIT-REPAIR (EXPLOSION RELIEF)(CRANKCASE)  
    (INCLUDES VALVE PLATE & SPINDLE O-RINGS)
  J   KIT MARKED J SERVICES PART(S) MARKED J
 

#SEBP18380139
 

1W-8465: VALVE MECHANISM GP

1W-8465 VALVE MECHANISM GP
i02532861 SEBP1838
1W8465 VALVE MECHANISM GP Parts scheme
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Parts for your G3508 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7C-2377 C [1] SHAFT AS-ARM  
  154-1584 [1] PIN-SPRING  
2. 456-0683 [1] BASE AS-ROCKER ARM  
2A. 8N-4387 [2] DOWEL-HOLLOW  
2B. 4R-9976 [4] INSERT-THREADED  
3. 0S-1590 [4] BOLT (3/8-16X2-IN)  
4. 5M-2894 [4] WASHER-HARD (10.2X18.5X2.5-MM THK)  
5. 158-3415 [1] SPACER (37.16X55X38.75-MM THK)  
6. 9Y-1741 [2] ROCKER ARM AS  
    (EACH INCLUDES)
6A. 1W-4594 [1] BUSHING  
6B. 8N-7197 [1] SOCKET-ARM  
7. 358-0768 [2] SCREW-ADJUSTING (1/2-20X2.42-IN)  
8. 3J-9196 [2] NUT-JAM (1/2-20-THD)  
9. 4W-6682 [2] PUSHROD-VALVE  
10. 7E-3772 [1] GASKET  
11. 7N-4782 [2] SPRING-LIFTER GUIDE  
12. 129-4181 [2] BRIDGE AS  
13. 2N-5842 [2] SCREW (3/8-24X1-IN)  
14. 9L-7712 [2] NUT (3/8-24-THD)  
15. 8T-7581 C [2] BOLT-12 POINT HEAD (1/2-13X6-IN)  
16. 2J-0157 [2] SEAL-O-RING  
17. 9F-7707 [2] RING-RETAINING  
18. 8F-8858 [2] VALVE (BUTTON)  
19. 346-7515 [2] LIFTER AS  
    (EACH INCLUDES)
  7N-3421 [1] INSERT-LIFTER  
  C   CHANGE FROM PREVIOUS TYPE
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

Information:

Engine News
8T5314 Socket Adapter Available To Correctly Install Alternator Pulley Nut
1988/01/01
New Crankshaft Damper Assembly Used {1205}
1995/04/01
New Seal for the Front Housing {1151, 1207}
2004/06/01
A New Stub Shaft Is Available for 3500 Commercial Engines {1359}
2014/01/31
A New Stub Shaft Is Available for 3500 Commercial Engines {1359}
A New Stub Shaft Is Available for 3500 Commercial Engines {1359}
Operation and Maintenance Manual
Crankshaft Vibration Damper - Inspect
G3500 Engines
Special Instruction
Upgrading Alternators To Include An Integrated Circuit Regulator{1405, 1410}
Upgrading Alternators To Include An Integrated Circuit Regulator{1405, 1410}
Specifications
Auxiliary Drive Pulley Group
3500 SPARK IGNITED ENGINE ATTACHMENTS
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}
Service Magazine
New Regulator And Field Coil Assemblies Used{1410,1405}
1981/11/23
Voltage Regulator Cross Reference Chart{1410,1405}
1985/07/01
Identification Of External Terminals On Alternators{1405,1406,1400}
1987/03/23
Alternator "R" Terminal Wire Assembly Available For Wiring Harness Repair{1408}
1987/05/04
Alternator/Generator Output Test On The Engine{1401,1404,1405,1406}
1987/05/04
Check Alternator Output Connection Prior To Machine Delivery{1405}
1987/05/18
Remanufactured Heavy-Duty Starters And High-Amp Alternators{1405,1453}
1987/05/25
Correct Torque Value For Alternator Drive Pulley Retaining Nut Is Important{1405}
1987/11/23
8T5314 Socket Adapter Available To Correctly Install Alternator Pulley Nut {0601}
1988/01/25
New 35-Ampere Alternator Used On Some Engines In Caterpillar Equipment{1405,1406}
1979/08/13
Voltage Regulator Can Cause Variable Ammeter Indications{1410,1401,1405,1406,7467}
1979/10/22
Two New Tools Check Tension on Engine Belts {0701, 0767}
2004/05/03

Caterpillar Parts SIS Catalog G3508 :

PULLEY GP-FAN DRIVE
7W-5255 PULLEY GP-FAN DRIVE
PULLEY GP-FAN DRIVE
7W-5253 PULLEY GP-FAN DRIVE
PULLEY GP-FAN DRIVE
7W-5232 PULLEY GP-FAN DRIVE
PULLEY GP-FAN DRIVE
7W-5230 PULLEY GP-FAN DRIVE
PULLEY GP-FAN DRIVE
7W-5225 PULLEY GP-FAN DRIVE
PULLEY GP-FAN DRIVE
4W-8998 PULLEY GP-FAN DRIVE
PULLEY GP-FAN DRIVE
4W-8996 PULLEY GP-FAN DRIVE
PULLEY GP-AUXILIARY DRIVE
8N-8468 PULLEY GP-AUXILIARY DRIVE
PUMP GP-GEAR
9Y-1588 PUMP GP-GEAR
RING GP-PISTON
7E-2899 RING GP-PISTON
SEAL AS-WATER
105-4656 SEAL AS-WATER
SEAL AS-WATER
105-4657 SEAL AS-WATER
SEAL GP-CRANKSHAFT
7W-3813 SEAL GP-CRANKSHAFT
SEAL GP-CRANKSHAFT
7W-3813 SEAL GP-CRANKSHAFT
SHAFT GP-AUXILIARY DRIVE
7N-8042 SHAFT GP-AUXILIARY DRIVE
VALVE GP-EXPLOSION RELIEF
5N-4830 VALVE GP-EXPLOSION RELIEF

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