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7W-0968 FLYWHEEL GP AN ATTACHMENT 3508 VEHICULAR ENGINE


BASIC ENGINE
FLYWHEEL GP
GEAR GP
FLYWHEEL GP
GUARD GP-BELT

VEHICULAR ENGINE 3508 VEHICULAR ENGINE 97Y
 3508 Engine For Caterpillar Built Machines 97Y00001-UP SEBP1552 3508 97Y   (1985)

BASIC ENGINE

FLYWHEEL GP
FLYWHEEL GP
7N-1865 FLYWHEEL GP
FLYWHEEL GP
7N-7784 FLYWHEEL GP
FLYWHEEL GP
7W-0968 FLYWHEEL GP
GEAR GP-REAR
116-9855 GEAR GP-REAR
GEAR GP-REAR
4W-7493 GEAR GP-REAR
GEAR GP-REAR
7E-3896 GEAR GP-REAR
 

#SEBP15520100
 

7W-0968: FLYWHEEL GP

7W-0968 FLYWHEEL GP
AN ATTACHMENT
i00431446 SEBP1552
7W0968 FLYWHEEL GP Parts scheme
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Parts for your 3508 VEHICULAR ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7W-0967 [1] FLYWHEEL AS  
  8N-0896 [1] GEAR (151-TEETH)  
2. 9S-8893 [12] BOLT-12 POINT HEAD (1-14X4-IN)  
3. 5P-8839 [12] WASHER-HARD (28X42X4-MM THK)  
 

#SEBP15520101
 

8N-7174: GEAR GP-FRONT

8N-7174 GEAR GP-FRONT
S/N 97Y1-660
i00109513 SEBP1552
8N7174 GEAR GP-FRONT Parts scheme
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Parts for your 3508 VEHICULAR ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-8453 [1] SEAL-O-RING  
2. 7N-5263 [1] ADAPTER AS-PUMP  
3. 127-5400 [1] BUSHING  
4. 7N-5246 [2] WASHER-THRUST  
5. 4B-3388 [4] BOLT (5/16-18X1.125-IN)  
6. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
7. 0S-1594 [7] BOLT (3/8-16X1-IN)  
8. 2W-7586 C [1] WASHER AS-THRUST  
9. 7N-2047 [1] DOWEL  
10. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
11. 8N-6645 [1] GEAR-CRANKSHAFT (92-TEETH)  
12. 7N-5253 [1] SHAFT  
13. 8M-5255 [2] SEAL-O-RING  
14. 2B-2006 [2] BOLT (1/2-13X4.75-IN)  
15. 0T-0065 [1] BOLT (3/8-16X3.5-IN)  
16. 7N-5245 [1] ADAPTER AS-PUMP  
17. 127-5400 [1] BUSHING  
18. 6K-3771 [12] BOLT-12 POINT HEAD (7/16-14X1.5-IN)  
19. 7N-5250 [1] GEAR-PUMP DRIVE (69-TEETH)  
20. 7N-5241 [1] GEAR AS-IDLER (53-TEETH)  
21. 7N-5243 [1] BUSHING  
22. 7N-5239 [1] SHAFT AS-PUMP DRIVE  
23. 8T-2153 [1] SETSCREW-SOCKET (1/4-28X0.31-IN)  
24. 1T-0132 [1] SEAL-O-RING  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15520102
 

8N-7174: GEAR GP-FRONT

8N-7174 GEAR GP-FRONT
S/N 97Y661-717
i00090788 SEBP1552
8N7174 GEAR GP-FRONT Parts scheme
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Parts for your 3508 VEHICULAR ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-2895 [1] GEAR-CRANKSHAFT (92-TEETH)  
2. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
3. 7E-0274 C [1] GEAR AS-IDLER (53-TEETH)  
3A. 7N-5243 [1] BUSHING  
4. 7C-3260 [1] SHAFT  
5. 8M-5255 [2] SEAL-O-RING  
6. 7C-3258 [1] WASHER AS-THRUST  
6A. 7N-2047 [1] DOWEL  
7. 1D-4572 [2] BOLT (1/2-13X5.5-IN)  
8. 0T-0055 [1] BOLT (3/8-16X4.25-IN)  
9. 7E-0275 [1] GEAR-WATER PUMP DRIVE (69-TEETH)  
10. 6K-3771 BC [12] BOLT-12 POINT HEAD (7/16-14X1.5-IN)  
11. 7N-5239 [1] SHAFT AS-PUMP DRIVE  
11A. 8T-2153 [1] SETSCREW-SOCKET (1/4-28X0.31-IN)  
12. 7N-5263 [1] ADAPTER AS-PUMP (OIL)  
12A. 127-5400 [1] BUSHING  
13. 1T-0132 [1] SEAL-O-RING  
14. 3B-8453 [1] SEAL-O-RING  
15. 0S-1594 [7] BOLT (3/8-16X1-IN)  
16. 7N-5246 [2] WASHER-THRUST  
17. 4B-3388 [4] BOLT (5/16-18X1.125-IN)  
18. 7N-5245 [1] ADAPTER AS-PUMP (WATER)  
18A. 127-5400 [1] BUSHING  
19. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
20. 5P-8245 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
21. 5R-7137 [2] WASHER-SEALING  
22. 5M-2894 [1] WASHER-HARD (10.2X18.5X2.5-MM THK)  
23. 5R-7136 [1] WASHER-SEALING  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15520103
 

8N-7174: GEAR GP-FRONT

8N-7174 GEAR GP-FRONT
S/N 97Y718-UP
i02292908 SEBP1552
8N7174 GEAR GP-FRONT Parts scheme
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Parts for your 3508 VEHICULAR ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-2895 [1] GEAR-CRANKSHAFT (92-TEETH)  
2. 5R-7136 [1] WASHER-SEALING  
3. 5R-7137 [2] WASHER-SEALING  
4. 7C-3258 [1] WASHER AS-THRUST  
4A. 7N-2047 [1] DOWEL  
5. 7C-3260 [1] SHAFT  
6. 7E-0275 [1] GEAR-WATER PUMP DRIVE (69-TEETH)  
7. 7N-5239 [1] SHAFT AS-PUMP DRIVE  
7A. 8T-2153 [1] SETSCREW-SOCKET (1/4-28X0.31-IN)  
8. 7N-5245 [1] ADAPTER AS-PUMP (WATER)  
8A. 127-5400 [1] BUSHING  
9. 7N-5246 [2] WASHER-THRUST  
10. 144-8263 C [1] GEAR AS-IDLER (53-TEETH)  
10A. 140-9597 [1] BUSHING  
11. 235-3546 [1] SEAL-O-RING  
12. 259-4598 [2] SEAL-O-RING  
13. 278-4287 [1] ADAPTER AS-PUMP (OIL)  
13A. 127-5400 [1] BUSHING  
14. 0S-1590 [5] BOLT (3/8-16X2-IN)  
15. 0S-1594 [2] BOLT (3/8-16X1-IN)  
16. 0T-0055 [1] BOLT (3/8-16X4.25-IN)  
17. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
18. 4B-3388 [4] BOLT (5/16-18X1.125-IN)  
19. 5M-2894 [6] WASHER-HARD (10.2X18.5X2.5-MM THK)  
20. 5P-8245 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
21. 6V-3348 [1] SEAL-O-RING  
22. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
23. 9X-8879 [2] BOLT (1/2-13X5.5-IN)  
24. 6K-3771 BC [12] BOLT-12 POINT HEAD (7/16-14X1.5-IN)  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15520104
 

116-9855: GEAR GP-REAR

116-9855 GEAR GP-REAR
S/N 97Y687-UP
i00490413 SEBP1552
1169855 GEAR GP-REAR Parts scheme
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Parts for your 3508 VEHICULAR ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
2. 4P-5457 [1] GEAR AS-BALANCER (92, 44-TEETH)(CLUSTER IDLER)  
2A. 4P-5460 [1] BUSHING  
3. 4P-5456 [1] SHAFT-IDLER  
4. 8M-2530 [4] BOLT-12 POINT HEAD (1/2-13X1.25-IN)  
5. 101-1365 [1] PLATE-THRUST  
6. 0L-1351 [4] BOLT (3/8-16X0.875-IN)  
7. 112-1554 [2] GEAR AS-IDLER (88-TEETH)(CAMSHAFT)  
    (EACH INCLUDES)
7A. 125-9751 [1] BUSHING  
8. 112-1552 [2] SHAFT-IDLER (CLUSTER)  
9. 101-1368 [2] WASHER-THRUST (19.5X106X1.9-MM THK)  
10. 9X-8887 [2] BOLT (3/4-10X3-IN)  
11. 1B-4367 [4] BOLT (5/8-11X3-IN)  
12. 5P-8248 [2] WASHER-HARD (20X36.5X3.5-MM THK)  
13. 7E-3897 [2] GEAR-CAMSHAFT DRIVE (88-TEETH)  
14. 4W-4586 [2] PLATE  
15. 2W-2895 [1] GEAR-CRANKSHAFT (92-TEETH)  
16. 8S-2331 [2] BOLT-12 POINT HEAD (5/8-11X2-IN)  
 

#SEBP15520105
 

4W-7493: GEAR GP-REAR

4W-7493 GEAR GP-REAR
S/N 97Y1-672
CAM DRIVE
i00380282 SEBP1552
4W7493 GEAR GP-REAR Parts scheme
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Parts for your 3508 VEHICULAR ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-2895 [1] GEAR-CRANKSHAFT (92-TEETH)  
2. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
3. 8N-1251 [1] GEAR AS-IDLER (92, 44-TEETH)(CLUSTER)  
3A. 7N-2864 [1] BUSHING  
4. 4W-5014 [1] SHAFT-IDLER (CLUSTER)  
5. 0S-1595 [4] BOLT (1/2-13X1.25-IN)  
6. 7N-5254 [1] PLATE-THRUST  
7. 0L-1351 [4] BOLT (3/8-16X0.875-IN)  
8. 7N-5257 [2] GEAR AS (88-TEETH)(CAMSHAFT IDLER)  
    (EACH INCLUDES)
8A. 125-9750 [1] BUSHING  
9. 1N-4054 [2] SHAFT-IDLER  
10. 5P-8248 [2] WASHER-HARD (20X36.5X3.5-MM THK)  
11. 1D-4609 [2] BOLT (3/4-10X3-IN)  
12. 1A-5822 [4] BOLT (1/2-13X2.75-IN)  
13. 1N-3986 [2] WASHER-THRUST  
14. 7E-3897 [2] GEAR-CAMSHAFT DRIVE (88-TEETH)  
15. 4W-4586 [2] PLATE  
 

#SEBP15520106
 

7E-3896: GEAR GP-REAR

7E-3896 GEAR GP-REAR
S/N 97Y673-686
CAM DRIVE
i00403466 SEBP1552
7E3896 GEAR GP-REAR Parts scheme
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Parts for your 3508 VEHICULAR ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
2. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
3. 4P-5457 C [1] GEAR AS-BALANCER (92, 44-TEETH)(CLUSTER IDLER)  
3A. 4P-5460 [1] BUSHING  
4. 4P-5456 C [1] SHAFT-IDLER (CLUSTER)  
5. 8M-2530 [4] BOLT-12 POINT HEAD (1/2-13X1.25-IN)  
6. 7N-5254 [1] PLATE-THRUST  
7. 0L-1351 [4] BOLT (3/8-16X0.875-IN)  
8. 4P-5440 C [2] GEAR AS-IDLER (88-TEETH)  
    (EACH INCLUDES)
8A. 125-9750 C [1] BUSHING  
9. 4P-5090 C [2] SHAFT-IDLER  
10. 5P-8248 [2] WASHER-HARD (20X36.5X3.5-MM THK)  
11. 9X-8887 [2] BOLT (3/4-10X3-IN)  
12. 1B-4367 C [4] BOLT (5/8-11X3-IN)  
13. 4P-5091 C [2] WASHER-THRUST  
14. 7E-3897 [2] GEAR-CAMSHAFT DRIVE (88-TEETH)  
15. 4W-4586 [2] PLATE  
16. 2W-2895 [1] GEAR-CRANKSHAFT (92-TEETH)  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15520107
 

151-9228: GUARD GP-BELT

151-9228 GUARD GP-BELT -ALTERNATOR
AN ATTACHMENT
i01442458 SEBP1552
1519228 GUARD GP-BELT Parts scheme
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Parts for your 3508 VEHICULAR ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 171-1359 [1] GUARD AS-BELT (ALTERNATOR AIR)  
2. 8T-2501 [2] BOLT (3/8-16X2-IN)  
3. 8T-4896 [2] WASHER-HARD (10.2X18.5X2.5-MM THK)  
4. 5P-2566 [1] BOLT (1/2-13X1.5-IN)  
5. 8T-4223 [1] WASHER-HARD (13.5X25.5X3-MM THK)  
 

#SEBP15520108
 

7W-5780: GUARD GP-BELT

7W-5780 GUARD GP-BELT -ALTERNATOR
S/N 97Y1-758
AN ATTACHMENT
i00091726 SEBP1552
7W5780 GUARD GP-BELT Parts scheme
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Parts for your 3508 VEHICULAR ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9V-4924 [2] SPACER (13.8X28X11.5-MM THK)  
2. 288-6174 [1] GUARD AS-ALTERNATOR  
3. 119-9443 [2] SEAL-O-RING  
 

#SEBP15520109
 

7W-5780: GUARD GP-BELT

7W-5780 GUARD GP-BELT -ALTERNATOR
S/N 97Y759-UP
AN ATTACHMENT
i05255721 SEBP1552
7W5780 GUARD GP-BELT Parts scheme
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Parts for your 3508 VEHICULAR ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9V-4924 [2] SPACER (13.8X28X11.5-MM THK)  
2. 501-6696 C [1] GUARD AS-ALTERNATOR  
3. 5P-8245 C [2] WASHER-HARD (13.5X25.5X3-MM THK)  
4. 1F-7958 C [2] NUT-FULL (1/2-13-THD)  
  C   CHANGE FROM PREVIOUS TYPE
 

Information:

Engine News
Modification To Prevent Starter From Remaining Engaged With Flywheel After Engine Starts
1987/03/01
Gasket Removed From Flywheel Housing Cover Groups
1987/04/01
New Idler Shaft And Sealing Washers Used In Front Gears And Accessory Drives
1987/04/01
Front Idler And Accessory Drive Gears Improved
1989/05/01
Correct Torque Required For Bolts In Rear Gear Groups; Specification Omitted From Some Service Manuals
1990/04/01
Rear Gear (Cam Drive) Groups Improved
1991/05/01
Correct Installation of Front Gear Train Idler Shaft{1237}
1994/11/01
New Flywheels Are Used {1156}
2003/08/01
Heavy Duty, Engine Turning Tool Released {0701, 1156, 1157}
2006/03/20
Technical Information Bulletin
Interference between Camshaft Drive Gears and Bolts in the Flywheel Housing in Some 3500 and G3500 Engines{1204}
Interference between Camshaft Drive Gears and Bolts in the Flywheel Housing in Some 3500 and G3500 Engines{1204}
Specifications
Rear Gear Groups<BR> (3508)
3500 VEHICULAR ENGINES
Rear Gear Groups (3512 &amp; 3516)<BR> (Earlier Engines With Two Bolt Camshaft Drive Gears)
3500 VEHICULAR ENGINES
Rear Gear Groups (3512 &amp; 3516)<BR> (Later Engines With One Bolt Camshaft Drive Gears)
3500 VEHICULAR ENGINES
Flywheel<BR> (7N7732 &amp; 7W0967)
3500 VEHICULAR ENGINES
Flywheel<BR> (7N3227)
3500 VEHICULAR ENGINES
Flywheel Runout
3500 VEHICULAR ENGINES
Flywheel Housing Bore
3500 VEHICULAR ENGINES
Flywheel Housing Runout
3500 VEHICULAR ENGINES
Flywheel Housing
3500 VEHICULAR ENGINES
Reuse And Salvage Guidelines
Reuse and Salvage for Flywheel Assemblies {1156}
Reuse and Salvage for Flywheel Assemblies {1156}
Thermal Spray Procedures for 3500 Engine - Flywheel Housing {0679, 1157}
Thermal Spray Procedures for 3500 Engine - Flywheel Housing {0679, 1157}
Disassembly and Assembly
Flywheel
3500 VEHICULAR ENGINES
Flywheel Housing
3500 VEHICULAR ENGINES
Rear Gear Group
3500 VEHICULAR ENGINES
Service Magazine
Engine Storage; Engine Start-Up After Storage{1000}
1982/02/22
Service Information For Easier Use Of The 6V3100 Timing Indicator Group{0651,1250,1156,1157}
1982/10/11
Modification To Prevent Starter From Remaining Engaged With Flywheel After Engine Starts{1400,1450}
1987/03/16
Gasket Removed From Flywheel Housing Cover Groups{1157}
1987/03/23
New Idler Shaft And Sealing Washers Used In Front Gears And Accessory Drives{1206,1207}
1987/04/06
Use Of Crankshaft Seal Adapter Eliminated {1150,1160,1161}
1987/06/15
Front Idler And Accessory Drive Gears Improved {1206,1361}
1989/05/15
Correct Torque Required For Bolts In Rear Gear Groups; Specification Omitted From Some Service Manuals{1204,1237,7568}
1990/04/02
Rear Gear (Cam Drive) Groups Improved{1206,1201,1212,7551,7552,7553}
1991/05/13
Service Life of Crankshaft Gears Can Be Extended{1204}
1993/07/26

Caterpillar Parts SIS Catalog 3508 :

FLYWHEEL GP
7N-7784 FLYWHEEL GP
FLYWHEEL GP
7N-1865 FLYWHEEL GP
FASTENER GP-FRONT HOUSING
214-6006 FASTENER GP-FRONT HOUSING
DRIVE GP-FAN
8N-6703 DRIVE GP-FAN
DRIVE GP-FAN
8N-6559 DRIVE GP-FAN
DRIVE GP-FAN
7N-7660 DRIVE GP-FAN
DRIVE GP-FAN
7C-0875 DRIVE GP-FAN
DRIVE GP-AUXILIARY
8N-9756 DRIVE GP-AUXILIARY
GEAR GP-FRONT
8N-7174 GEAR GP-FRONT
GEAR GP-FRONT
8N-7174 GEAR GP-FRONT
GEAR GP-FRONT
8N-7174 GEAR GP-FRONT
GEAR GP-REAR
116-9855 GEAR GP-REAR
GEAR GP-REAR
4W-7493 GEAR GP-REAR
GEAR GP-REAR
7E-3896 GEAR GP-REAR
GUARD GP-BELT
151-9228 GUARD GP-BELT
GUARD GP-BELT
7W-5780 GUARD GP-BELT

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