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8N-9464 FLYWHEEL GP FOR USE WITH (E302) STD ENG ROTATION USING 7231,7241 MAR GEAR., (E305 & E262) ROTATION USING 7241 MAR GEAR. AN ATTACHMENT 3508


BASIC ENGINE
FLYWHEEL GP
GEAR GP

MARINE ENGINE 3508 MARINE ENGINE 69Z
 3508 Marine Engine 69Z00275-UP SEBP1553 3508 69Z   (1983)

BASIC ENGINE

FLYWHEEL GP
FLYWHEEL GP
8N-6038 FLYWHEEL GP
FLYWHEEL GP
8N-6439 FLYWHEEL GP
FLYWHEEL GP
8N-9464 FLYWHEEL GP
GEAR GP-REAR
101-0834 GEAR GP-REAR
GEAR GP-REAR
116-9854 GEAR GP-REAR
GEAR GP-REAR
116-9857 GEAR GP-REAR
 

#SEBP15530170
 

8N-9464: FLYWHEEL GP

8N-9464 FLYWHEEL GP
FOR USE WITH (E302) STD ENG ROTATION USING 7231,7241 MAR GEAR., (E305 & E262) ROTATION USING 7241 MAR GEAR.
AN ATTACHMENT
i00416235 SEBP1553
8N9464 FLYWHEEL GP Parts scheme
  For full view, you need register

Parts for your 3508 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-8893 [12] BOLT-12 POINT HEAD (1-14X4-IN)  
2. 5P-8839 [12] WASHER-HARD (28X42X4-MM THK)  
3. 8N-6563 [1] FLYWHEEL AS  
4. 8N-0896 [1] GEAR (151-TEETH)  
 

#SEBP15530171
 

122-9281: GEAR GP-FRONT

122-9281 GEAR GP-FRONT -RH
S/N 69Z831-UP
LOW SPEED, STANDARD ROTATION
i00513173 SEBP1553
1229281 GEAR GP-FRONT Parts scheme
  For full view, you need register

Parts for your 3508 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-2895 [1] GEAR-CRANKSHAFT (92-TEETH)  
2. 2W-7320 [1] GEAR-ACCESSORY DRIVE (46-TEETH)  
3. 5R-7136 [2] WASHER-SEALING  
4. 5R-7137 [2] WASHER-SEALING  
5. 7C-3258 [1] WASHER AS-THRUST  
5A. 7N-2047 [1] DOWEL  
6. 7C-3259 [1] SHAFT  
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  
8A. 127-5400 [1] BUSHING  
9. 7N-5246 [2] WASHER-THRUST  
10. 116-3242 [1] GEAR AS-IDLER (66-TEETH)  
10A. 116-1365 [1] BUSHING  
11. 235-3546 [1] SEAL-O-RING  
12. 259-4598 [1] SEAL-O-RING  
13. 278-4287 [1] ADAPTER AS-PUMP  
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 [2] 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 [7] WASHER-HARD (10.2X18.5X2.5-MM THK)  
20. 5P-8245 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
21. 6K-3771 [12] BOLT-12 POINT HEAD (7/16-14X1.5-IN)  
22. 6V-3348 [1] SEAL-O-RING  
23. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
24. 9X-8879 [2] BOLT (1/2-13X5.5-IN)  
25. 259-4598 [1] SEAL-O-RING  
 

#SEBP15530172
 

8N-5620: GEAR GP-FRONT

8N-5620 GEAR GP-FRONT -LOW SPEED, STANDARD ROTATION
S/N 69Z275-328
i00431432 SEBP1553
8N5620 GEAR GP-FRONT Parts scheme
  For full view, you need register

Parts for your 3508 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-8453 [1] SEAL-O-RING  
2. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
3. 4B-3388 [4] BOLT (5/16-18X1.125-IN)  
4. 7N-5246 [2] WASHER-THRUST  
5. 0S-1594 [7] BOLT (3/8-16X1-IN)  
6. 7N-5263 [1] ADAPTER AS-PUMP (OIL)  
7. 7N-5244 [1] BUSHING  
8. 2W-7586 C [1] WASHER AS-THRUST  
9. 7N-2047 [1] DOWEL  
10. 2W-7321 C [1] GEAR AS-IDLER (66-TEETH)(66 TEETH)  
11. 8N-5301 [1] BEARING  
12. 2W-2895 C [1] GEAR-CRANKSHAFT (92-TEETH)  
13. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
14. 2W-7584 C [1] SHAFT  
15. 8M-5255 [2] SEAL-O-RING  
16. 0T-0065 C [2] BOLT (3/8-16X3.5-IN)  
17. 2B-2006 [2] BOLT (1/2-13X4.75-IN)  
18. 7N-5245 [1] ADAPTER AS-PUMP (WATER)  
19. 7N-5244 [1] BUSHING  
20. 6K-3771 [12] BOLT-12 POINT HEAD (7/16-14X1.5-IN)  
21. 2W-7320 C [1] GEAR-ACCESSORY DRIVE (46-TEETH)  
22. 7N-5239 [1] SHAFT AS-PUMP DRIVE  
23. 2F-4547 [1] DOWEL  
24. 1T-0132 [1] SEAL-O-RING  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15530173
 

8N-5620: GEAR GP-FRONT

8N-5620 GEAR GP-FRONT -LOW SPEED, STANDARD ROTATION
S/N 69Z329-830
i00431434 SEBP1553
8N5620 GEAR GP-FRONT Parts scheme
  For full view, you need register

Parts for your 3508 MARINE 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. 116-3242 [1] GEAR AS-IDLER (66-TEETH)  
3A. 116-1365 [1] BUSHING  
4. 7C-3259 C [1] SHAFT  
5. 8M-5255 [2] SEAL-O-RING  
6. 7C-3258 C [1] WASHER AS-THRUST  
6A. 7N-2047 [1] DOWEL  
7. 1D-4572 C [2] BOLT (1/2-13X5.5-IN)  
8. 0T-0055 C [2] BOLT (3/8-16X4.25-IN)  
9. 2W-7320 [1] GEAR-ACCESSORY DRIVE (46-TEETH)  
10. 6K-3771 [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 C [2] WASHER-HARD (13.5X25.5X3-MM THK)  
21. 5R-7137 C [2] WASHER-SEALING  
22. 5M-2894 C [2] WASHER-HARD (10.2X18.5X2.5-MM THK)  
23. 5R-7136 C [2] WASHER-SEALING  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15530174
 

8N-5768: GEAR GP-FRONT

8N-5768 GEAR GP-FRONT -RH
S/N 96Y683-UP
REVERSE ROTATION, HIGH SPEED
PART OF 4W-1519 CONVERSION AR-ENGINE
Type 1
AN ATTACHMENT
i00431555 SEBP1553
8N5768 GEAR GP-FRONT Parts scheme 8N5768 GEAR GP-FRONT Parts scheme
  For full view, you need register

Parts for your 3508 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7J-8114 [1] GASKET  
2. 8M-5255 [2] SEAL-O-RING  
3. 6K-3772 [24] BOLT-12 POINT HEAD (7/16-14X2.25-IN)  
4. 7N-5250 [1] GEAR-PUMP DRIVE (69-TEETH)  
5. 7N-5248 [1] GEAR-AUXILIARY DRIVE (63-TEETH)  
6. 1T-0132 [2] SEAL-O-RING  
7. 7N-5874 [1] SHAFT-AUXILIARY DRIVE (14-TEETH)  
8. 7N-5245 [1] ADAPTER AS-PUMP  
9. 7N-5244 [1] BUSHING  
10. 7N-5875 [1] GEAR-AUXILIARY DRIVE (63-TEETH)  
11. 8N-5771 [1] SPACER (76X121X22.5-MM THK)  
12. 0S-1594 [5] BOLT (3/8-16X1-IN)  
13. 0L-1351 [4] BOLT (3/8-16X0.875-IN)  
14. 8M-1279 [1] COVER-PROTECTION  
15. 7N-5263 [1] ADAPTER AS-PUMP  
16. 7N-5244 [1] BUSHING  
17. 7N-5239 [1] SHAFT AS-PUMP DRIVE  
  2F-4547 [1] DOWEL  
18. 7N-5743 [1] ADAPTER AS  
19. 7N-5244 [1] BUSHING  
20. 6H-1717 [2] BOLT (1/2-13X1.125-IN)  
  5P-8245 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
21. 7N-5246 [2] WASHER-THRUST  
22. 4B-3388 [4] BOLT (5/16-18X1.125-IN)  
  9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
23. 4D-0514 [1] PLUG-PIPE  
24. 2M-4453 [1] SEAL-O-RING  
25. 9F-2247 [2] PLUG-PIPE  
26. 3B-8453 [2] SEAL-O-RING  
27. 7N-5279 [1] ADAPTER AS  
  7N-5244 [1] BUSHING  
28. 0S-1594 [8] BOLT (3/8-16X1-IN)  
29. 7N-7539 [2] WASHER-THRUST  
30. 2B-2695 [4] BOLT (5/16-18X0.875-IN)  
  9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
31. 7N-5241 [1] GEAR AS-IDLER (53-TEETH)  
  7N-5243 [1] BUSHING  
32. 8M-5255 [1] SEAL-O-RING  
33. 2W-7585 C [1] WASHER-THRUST  
34. 7N-2047 [1] DOWEL  
35. 7N-5253 [1] SHAFT  
36. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
37. 8N-6645 [1] GEAR-CRANKSHAFT (92-TEETH)  
38. 2B-2006 [2] BOLT (1/2-13X4.75-IN)  
39. 0T-0065 [1] BOLT (3/8-16X3.5-IN)  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15530175
 

8N-5768: GEAR GP-FRONT

8N-5768 GEAR GP-FRONT -RH
S/N 96Y683-UP
REVERSE ROTATION, HIGH SPEED
PART OF 4W-1519 CONVERSION AR-ENGINE
Type 2
AN ATTACHMENT
i00431557 SEBP1553
8N5768 GEAR GP-FRONT Parts scheme 8N5768 GEAR GP-FRONT Parts scheme
  For full view, you need register

Parts for your 3508 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-2895 C [1] GEAR-CRANKSHAFT (92-TEETH)  
2. 5R-7136 C [1] WASHER-SEALING  
3. 5R-7137 C [2] WASHER-SEALING  
4. 7C-3258 C [1] WASHER AS-THRUST  
4A. 7N-2047 [1] DOWEL  
5. 7C-3260 C [1] SHAFT  
6. 7C-4165 [1] ADAPTER AS  
6A. 127-5400 [1] BUSHING  
8. 7E-0275 [1] GEAR-WATER PUMP DRIVE (69-TEETH)  
9. 7J-8114 [1] GASKET  
10. 7N-5239 [1] SHAFT AS-PUMP DRIVE  
10A. 8T-2153 [1] SETSCREW-SOCKET (1/4-28X0.31-IN)  
11. 7N-5245 [1] ADAPTER AS-PUMP  
11A. 127-5400 [1] BUSHING  
12. 7N-5246 [2] WASHER-THRUST  
13. 7N-5248 [1] GEAR-AUXILIARY DRIVE (63-TEETH)  
14. 7N-5263 [1] ADAPTER AS-PUMP  
14A. 127-5400 [1] BUSHING  
15. 7N-5279 [1] ADAPTER AS  
15A. 127-5400 [1] BUSHING  
16. 7N-5874 [1] SHAFT-AUXILIARY DRIVE (14-TEETH)  
17. 7N-5875 [1] GEAR-AUXILIARY DRIVE (63-TEETH)  
18. 7N-7539 [2] WASHER-THRUST  
19. 8N-5771 [1] SPACER (76X121X22.5-MM THK)  
20. 8P-1438 [1] COVER  
21. 7E-0274 [1] GEAR AS-IDLER (53-TEETH)  
21A. 7N-5243 BUSHING  
22. 0L-1351 [4] BOLT (3/8-16X0.875-IN)  
24. 0S-1594 [13] BOLT (3/8-16X1-IN)  
25. 0S-1595 [2] BOLT (1/2-13X1.25-IN)  
26. 0T-0055 C [1] BOLT (3/8-16X4.25-IN)  
27. 1T-0132 [2] SEAL-O-RING  
28. 2B-2695 [4] BOLT (5/16-18X0.875-IN)  
29. 2M-4453 [1] SEAL-O-RING  
30. 3B-8453 [2] SEAL-O-RING  
31. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
32. 4B-3388 [4] BOLT (5/16-18X1.125-IN)  
33. 5M-2894 C [1] WASHER-HARD (10.2X18.5X2.5-MM THK)  
34. 5P-8245 [4] WASHER-HARD (13.5X25.5X3-MM THK)  
35. 6K-3772 [24] BOLT-12 POINT HEAD (7/16-14X2.25-IN)  
36. 8M-5255 [3] SEAL-O-RING  
37. 9F-2247 B [2] PLUG-PIPE  
38. 4D-0514 [1] PLUG-PIPE  
39. 9M-1974 [8] WASHER-HARD (8.8X16X2-MM THK)  
40. 1D-4572 [2] BOLT (1/2-13X5.5-IN)  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15530176
 

8N-5769: GEAR GP-FRONT

8N-5769 GEAR GP-FRONT -RH
S/N 69Z275-UP
REVERSE ROTATION, LOW SPEED
PART OF 4W-1520, 4W-2158 CONVERSION AR-ENGINE
Type 1
AN ATTACHMENT
i00431560 SEBP1553
8N5769 GEAR GP-FRONT Parts scheme 8N5769 GEAR GP-FRONT Parts scheme
  For full view, you need register

Parts for your 3508 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7J-8114 [1] GASKET  
2. 8M-5255 [2] SEAL-O-RING  
3. 6K-3772 [24] BOLT-12 POINT HEAD (7/16-14X2.25-IN)  
4. 2W-7320 C [1] GEAR-ACCESSORY DRIVE (46-TEETH)  
5. 7N-5248 [1] GEAR-AUXILIARY DRIVE (63-TEETH)  
6. 1T-0132 [2] SEAL-O-RING  
7. 7N-5874 [1] SHAFT-AUXILIARY DRIVE (14-TEETH)  
8. 7N-5245 [1] ADAPTER AS-PUMP  
9. 7N-5244 [1] BUSHING  
10. 7N-5875 [1] GEAR-AUXILIARY DRIVE (63-TEETH)  
11. 8N-5771 [1] SPACER (76X121X22.5-MM THK)  
12. 0S-1594 [5] BOLT (3/8-16X1-IN)  
13. 0L-1351 [4] BOLT (3/8-16X0.875-IN)  
14. 8M-1279 [1] COVER-PROTECTION  
15. 7N-5263 [1] ADAPTER AS-PUMP  
16. 7N-5244 [1] BUSHING  
17. 7N-5239 [1] SHAFT AS-PUMP DRIVE  
  2F-4547 [1] DOWEL  
18. 7N-5743 [1] ADAPTER AS  
19. 7N-5244 [1] BUSHING  
20. 6H-1717 [2] BOLT (1/2-13X1.125-IN)  
  5P-8245 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
21. 7N-5246 [2] WASHER-THRUST  
22. 4B-3388 [4] BOLT (5/16-18X1.125-IN)  
  9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
23. 4D-0514 [1] PLUG-PIPE  
  2M-4453 [1] SEAL-O-RING  
24. 9F-2247 [2] PLUG-PIPE  
25. 3B-8453 [2] SEAL-O-RING  
26. 7N-5279 [1] ADAPTER AS  
  7N-5244 [1] BUSHING  
27. 0S-1594 [8] BOLT (3/8-16X1-IN)  
28. 7N-7539 [2] WASHER-THRUST  
29. 2B-2695 [4] BOLT (5/16-18X0.875-IN)  
  9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
30. 2W-7321 C [1] GEAR AS-IDLER (66-TEETH)(66 TEETH)  
  8N-5301 [1] BEARING  
31. 8M-5255 [1] SEAL-O-RING  
32. 2W-7585 C [1] WASHER-THRUST  
33. 7N-2047 [1] DOWEL  
34. 2W-7584 C [1] SHAFT  
35. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
36. 2W-2895 C [1] GEAR-CRANKSHAFT (92-TEETH)  
37. 2B-2006 [2] BOLT (1/2-13X4.75-IN)  
38. 0T-0065 C [2] BOLT (3/8-16X3.5-IN)  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15530177
 

8N-5769: GEAR GP-FRONT

8N-5769 GEAR GP-FRONT -RH
S/N 69Z275-UP
REVERSE ROTATION, LOW SPEED
PART OF 4W-1520 CONVERSION AR-ENGINE
Type 2
AN ATTACHMENT
i00431563 SEBP1553
8N5769 GEAR GP-FRONT Parts scheme 8N5769 GEAR GP-FRONT Parts scheme
  For full view, you need register

Parts for your 3508 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-2895 [1] GEAR-CRANKSHAFT (92-TEETH)  
2. 2W-7320 [1] GEAR-ACCESSORY DRIVE (46-TEETH)  
3. 5R-7136 C [2] WASHER-SEALING  
4. 5R-7137 C [2] WASHER-SEALING  
5. 7C-3258 C [1] WASHER AS-THRUST  
  7N-2047 [1] DOWEL  
6. 7C-3259 C [1] SHAFT  
7. 7C-4165 [1] ADAPTER AS  
7A. 127-5400 [1] BUSHING  
9. 7J-8114 [1] GASKET  
10. 7N-5239 [1] SHAFT AS-PUMP DRIVE  
  8T-2153 [1] SETSCREW-SOCKET (1/4-28X0.31-IN)  
11. 7N-5245 [1] ADAPTER AS-PUMP  
11A. 127-5400 [1] BUSHING  
12. 7N-5246 [2] WASHER-THRUST  
13. 7N-5248 [1] GEAR-AUXILIARY DRIVE (63-TEETH)  
14. 278-4287 [1] ADAPTER AS-PUMP  
14A. 127-5400 [1] BUSHING  
15. 7N-5279 [1] ADAPTER AS  
15A. 127-5400 [1] BUSHING  
16. 7N-5874 [1] SHAFT-AUXILIARY DRIVE (14-TEETH)  
17. 7N-5875 [1] GEAR-AUXILIARY DRIVE (63-TEETH)  
18. 7N-7539 [2] WASHER-THRUST  
19. 8N-5771 [1] SPACER (76X121X22.5-MM THK)  
20. 8P-1438 [1] COVER  
21. 116-3242 [1] GEAR AS-IDLER (66-TEETH)  
21A. 116-1365 [1] BUSHING  
22. 235-3546 C [2] SEAL-O-RING  
23. 259-4598 [3] SEAL-O-RING  
24. 0L-1351 [4] BOLT (3/8-16X0.875-IN)  
25. 0S-1590 [5] BOLT (3/8-16X2-IN)  
26. 0S-1594 [2] BOLT (3/8-16X1-IN)  
27. 0S-1595 [2] BOLT (1/2-13X1.25-IN)  
28. 0T-0055 C [2] BOLT (3/8-16X4.25-IN)  
29. 2B-2695 [4] BOLT (5/16-18X0.875-IN)  
30. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
31. 4B-3388 [4] BOLT (5/16-18X1.125-IN)  
32. 5M-2894 C [13] WASHER-HARD (10.2X18.5X2.5-MM THK)  
33. 5P-0840 C [1] SEAL-O-RING  
34. 5P-8245 C [4] WASHER-HARD (13.5X25.5X3-MM THK)  
35. 6K-3772 [24] BOLT-12 POINT HEAD (7/16-14X2.25-IN)  
36. 6V-3348 C [2] SEAL-O-RING  
37. 8T-6757 B [2] PLUG-PIPE  
38. 8T-6759 [1] PLUG-PIPE  
39. 9M-1974 [8] WASHER-HARD (8.8X16X2-MM THK)  
40. 1D-4572 C [2] BOLT (1/2-13X5.5-IN)  
41. 3B-1915 [6] BOLT (3/8-16X1.375-IN)  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15530178
 

8N-7174: GEAR GP-FRONT

8N-7174 GEAR GP-FRONT
S/N 96Y683-748
i00109513 SEBP1553
8N7174 GEAR GP-FRONT Parts scheme
  For full view, you need register

Parts for your 3508 MARINE 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
 

#SEBP15530179
 

8N-7174: GEAR GP-FRONT

8N-7174 GEAR GP-FRONT
S/N 96Y749-1730
i00090788 SEBP1553
8N7174 GEAR GP-FRONT Parts scheme
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Parts for your 3508 MARINE 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
 

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
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 Idler Gear Assembly Containing Larger And Stronger Bearing Is Less Prone To Cavitation Erosion{5138}
1997/01/22
New Flywheels Are Used {1156}
2003/08/01
Heavy Duty, Engine Turning Tool Released {0701, 1156, 1157}
2006/03/20
Service Letter-NACD
The 4P5437 Gear Shaft In The Rear Gear Train Needs To Be Inspected For Debris On Certain 3508, 3512, 3516, G3508, G3512 and G3516 Engines
The 4P5437 Gear Shaft In The Rear Gear Train Needs To Be Inspected For Debris On Certain 3508, 3512, 3516, G3508, G3512 and G3516 Engines
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Service Letter-Brazil
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 Group<BR> (3508)
SUPPLEMENT FOR UPRATED 3500 ENGINES
Rear Gear Group<BR> (3512 &amp; 3516)
SUPPLEMENT FOR UPRATED 3500 ENGINES
Flywheel
3500 Marine Engines
Service Letter-China
The 4P5437 Gear Shaft In The Rear Gear Train Needs To Be Inspected For Debris On Certain 3508, 3512, 3516, G3508, G3512 and G3516 Engines
The 4P5437 Gear Shaft In The Rear Gear Train Needs To Be Inspected For Debris On Certain 3508, 3512, 3516, G3508, G3512 and G3516 Engines
Service Letter-Asia
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}
Service Letter-APD
The 4P5437 Gear Shaft In The Rear Gear Train Needs To Be Inspected For Debris On Certain 3508, 3512, 3516, G3508, G3512 and G3516 Engines
The 4P5437 Gear Shaft In The Rear Gear Train Needs To Be Inspected For Debris On Certain 3508, 3512, 3516, G3508, G3512 and G3516 Engines
Testing and Adjusting
Flywheel - Inspect
3500 Marine Engines
Disassembly and Assembly
Flywheel
3500 MARINE ENGINES
Flywheel Housing
3500 MARINE ENGINES
Rear Gear Group
3500 MARINE 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
Correct Location And Rotation Of Front Timing Gears{1204,1206}
1985/08/05
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
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
8N-6439 FLYWHEEL GP
FLYWHEEL GP
8N-6038 FLYWHEEL GP
FLYWHEEL GP
7N-7784 FLYWHEEL GP
FLYWHEEL GP
7N-4851 FLYWHEEL GP
FLYWHEEL GP
7N-4851 FLYWHEEL GP
FLYWHEEL GP
471-0918 FLYWHEEL GP
FASTENER GP-VALVE MECHANISM
1W-8109 FASTENER GP-VALVE MECHANISM
DRIVE GP-FAN
7N-7660 DRIVE GP-FAN
GEAR GP-FRONT
122-9281 GEAR GP-FRONT
GEAR GP-FRONT
8N-5620 GEAR GP-FRONT
GEAR GP-FRONT
8N-5620 GEAR GP-FRONT
GEAR GP-FRONT
8N-5768 GEAR GP-FRONT
GEAR GP-FRONT
8N-5768 GEAR GP-FRONT
GEAR GP-FRONT
8N-5769 GEAR GP-FRONT
GEAR GP-FRONT
8N-5769 GEAR GP-FRONT
GEAR GP-FRONT
8N-7174 GEAR GP-FRONT

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