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7L2971 CYLINDER BLOCK AND COVERS GROUP--Front View Part 2 of 2 Serial No. 49B2011-Up D342C INDUSTRIAL ENGINE




BASIC ENGINE

CYLINDER BLOCK GP
 

#UEG0567S0040
 

7L-2971: CYLINDER BLOCK AND COVERS GROUP

7L2971 CYLINDER BLOCK AND COVERS GROUP--Front View Part 2 of 2
Serial No. 49B2011-Up
c155084 UEG0567S
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Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6L-2996 [1] COVER (front)  
  4N-5053 C [1] COVER (rear)  
  6L-5503 [2] GASKET  
  0S-1588 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2B-8460 [1] COVER  
  2B-6924 [1] GASKET  
  0T-0199 [1] PLUG  
  3F-7473 [1] BUSHING (outer)  
  3F-7474 [1] BUSHING (inner)  
    (Parts of 7L2801 Assem.)
  4H-9527 [1] COVER  
  4H-9628 [1] GASKET  
  7L-2801 [1] HOUSING ASSEM.  
    (Timing Gear)
  7B-5415 [2] DOWEL  
    (Part of 7L2801 Assem.)
  4H-9640 [2] BEARING  
  5H-1092 [1] SPACER  
    (Parts of 7L2801 Assem.)
  0L-1351 [5] BOLT  
  3B-4506 [5] LOCKWASHER  
  5H-1312 [1] COVER  
  5H-1333 [1] GASKET  
  0S-1594 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
  4H-7116 [1] PLUNGER ASSEM.  
  1A-2029 [11] BOLT (1.129 in. long)  
  3B-4506 [11] LOCKWASHER  
  9S-5771 [1] BUSHING ASSEM.  
  7B-5759 [1] COVER ASSEM.  
  7L-3024 [1] SUPPORT  
  7B-3235 [2] BOLT  
  3B-4508 [6] LOCKWASHER  
  0L-1351 [10] BOLT  
  3B-4506 [10] LOCKWASHER  
  1A-2029 [38] BOLT (1.125 in. long)  
  0S-1591 [2] BOLT (1.50 in. long)  
  3B-4506 [40] LOCKWASHER  
  0L-1351 [5] BOLT  
  3B-4506 [5] LOCKWASHER  
  5F-4899 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  0T-0431 [2] WASHER  
  4H-9632 [1] COVER  
  6L-5464 [1] GASKET  
  0S-1594 [5] BOLT  
  3B-4506 [5] LOCKWASHER  
  2A-3348 [2] DOWEL  
    (Part of 7L2801 Assem.)
  3J-5390 [1] PLUG  
  2H-8829 [1] PLUG  
  4F-9325 [1] GASKET  
  5M-6214 [1] PLUG  
  3L-9124 [1] COVER  
  5H-5626 [1] GASKET  
  2A-5349 [5] STUD  
    (Part of 7L2801 Assem.)
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  9F-5830 [1] COVER  
  7F-7590 [1] GASKET  
  7L-3006 [4] BRACKET  
  0S-1585 [4] BOLT  
  0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  5H-2633 [1] COVER  
  6L-5271 [2] GASKET  
  0S-1594 [10] BOLT  
  3B-4506 [10] LOCKWASHER  
  C   INDICATES CHANGE
 

#UEG0567S0041
 

5S-1690: CYLINDER BLOCK ASSEMBLY

5S1690 CYLINDER BLOCK ASSEMBLY--Type 1
Serial No. 49B1091 to 49B1813 inclusive
Part of Cylinder Block and Covers shown on Page 26 & 28
For Field Replacement order 5S1691 plus 1-9S4928 Hardware Kit
c97179 UEG0567S
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Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9H-1077 [14] STUD (10.32" Long)  
2. 9M-0488 [24] STUD (8" Long)  
3. 2A-3798 [2] DOWEL  
4. 9H-8317 [2] STUD (11.40" Long)  
5. 3B-0622 [1] PLUG  
6. 4H-8986 [1] WASHER  
7. 2A-3349 [1] FERRULE  
8. 5H-2766 [1] STUD  
9. 4H-7297 [2] TUBE ASSEM.  
  5H-4390 [2] SLEEVE  
    (1 in each 4H7297 Tube Assem.)
10. 0L-1547 [2] NUT  
11. 1A-5919 [2] DOWEL  
12. 7B-5415 [2] DOWEL  
13. 5H-1092 [1] SPACER  
14. 4H-9640 [2] BEARING  
15. 8F-8523 [3] BEARING  
16. 4S-9346 [1] CAP GROUP  
  4S-9349 [6] SHIM (Small)  
  4S-9350 [2] SHIM (Large)  
    (Parts of 4S9346 Cap Group)
17. 5B-5812 [1] DOWEL  
18. 5H-2786 [2] TUBE  
19. 1H-4004 [5] STUD (2.6875" Long)  
20. 4S-6583 [14] STUD  
  6B-6162 [14] NUT  
  4M-6953 [14] WASHER  
  5H-9456 [14] COTTER PIN  
21. 4S-9360 [6] CAP GROUP  
  4S-9363 [36] SHIM (Small)  
    (6 in each 4S9360 Cap Group)
  4S-9362 [12] SHIM (Large)  
22. 7F-1826 [12] STUD  
    (2 each in 4S9360 Cap Group)
23. 2B-2994 [2] DOWEL  
24. 4B-3251 [7] STUD  
25. 0S-0519 [1] PLUG  
26. 0V-0113 [1] STUD (5.50" Long)  
27. 4F-6024 [1] DOWEL  
28. 0L-2061 [4] DOWEL  
29. 9M-1032 [2] STUD (8.80" Long)  
30. 5B-1229 [1] STUD (7.125" Long)  
31. 1F-3391 [1] STUD (6.50" Long)  
 

#UEG0567S0042
 

5S-1690: CYLINDER BLOCK ASSEMBLY

5S1690 CYLINDER BLOCK ASSEMBLY--Type 2
Serial No. 49B1091 to 49B1813 inclusive. Part of Cylinder Block & Covers shown on Pages 26 & 28
For Field Replacement order 5S1691 plus 1-9S4928 Hardware Kit
c128385 UEG0567S
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Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9H-1077 [14] STUD (10.32" Long)  
2. 9M-0488 [24] STUD (8" Long)  
3. 2A-3798 [2] DOWEL  
4. 9H-8317 [2] STUD (11.40" Long)  
5. 3B-0622 [1] PLUG  
6. 4H-8986 [1] WASHER  
7. 2A-3349 [1] FERRULE  
8. 5H-2766 [1] STUD  
9. 4H-7297 [2] TUBE ASSEM.  
  5H-4390 [2] SLEEVE  
    (1 in each 4H7297 Assem.)
10. 0L-1547 [2] NUT  
11. 1A-5919 [2] DOWEL  
12. 7B-5415 [2] DOWEL  
13. 5H-1092 [1] SPACER  
14. 4H-9640 [2] BEARING  
15. 8F-8523 [3] BEARING  
16. 1P-4275 C [1] CAP  
17. 5B-5812 [1] DOWEL  
18. 5H-2786 [2] TUBE  
19. 1H-4004 [5] STUD (2.6875" Long)  
20. 4S-6583 [14] STUD  
  6B-6162 [14] NUT  
  4M-6953 [14] WASHER  
  5H-9456 [14] COTTER PIN  
21. 1P-4273 C [6] CAP  
22. 5H-4279 C [1] PLUG  
23. 2B-2994 [2] DOWEL  
24. 4B-3251 [7] STUD  
25. 0S-0519 [1] PLUG  
26. 0V-0113 [1] STUD (5.50" Long)  
27. 4F-6024 [1] DOWEL  
28. 0L-2061 [4] DOWEL  
29. 9M-1032 [2] STUD (8.80" Long)  
30. 5B-1229 [1] STUD (7.125" Long)  
31. 1F-3391 [1] STUD (6.50" Long)  
  C   INDICATES CHANGE FROM PREVIOUS
 

#UEG0567S0043
 

7L-3021: CYLINDER BLOCK ASSEMBLY

CYLINDER BLOCK ASSEMBLY (7L3021 N/S)
Serial No. 49B1814 to 49B1995 inclusive
Part of Cylinder Block and Covers shown on Page 28B
For Field Replacement order 2P6489 Block Assembly plus 1-9S4928 Hardware Kit
c143165 UEG0567S
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Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9H-1077 [14] STUD (10.32 in. long)  
2. 9M-0488 [24] STUD (8 in. long)  
3. 2A-3798 [2] DOWEL  
4. 9H-8317 [2] STUD (11.40 in. long)  
5. 8F-6575 [1] PLUG  
6. 4H-8986 [1] WASHER  
7. 2A-3349 [1] FERRULE  
8. 5H-2766 [1] STUD  
9. 4H-7297 [2] TUBE ASSEM.  
  5H-4390 [1] SLEEVE  
10. 0L-1547 [2] NUT  
11. 1A-5919 [2] DOWEL  
12. 7B-5415 [2] DOWEL  
13. 5H-1092 [1] SPACER  
14. 4H-9640 [2] BEARING  
15. 8F-8523 [3] BEARING  
16. 4S-6836 [1] CAP  
17. 5B-5812 [1] DOWEL  
18. 5H-2786 [2] TUBE  
19. 1H-4004 [5] STUD (2.6875 in. long)  
20. 1P-0667 [14] STUD  
  1A-5666 [14] NUT  
  4M-6953 [14] WASHER  
21. 4S-6835 [6] CAP  
22. 1F-3391 [1] STUD (6.50 in long)  
23. 2B-2994 [2] DOWEL  
24. 4B-3251 [7] STUD  
25. 0S-0519 [1] PLUG  
26. 0V-0113 [1] STUD (5.50 in. long  
27. 4F-6024 [1] DOWEL  
28. 0L-2061 [4] DOWEL  
29. 9M-1032 [2] STUD (8.80 in. long)  
30. 5B-1229 [1] STUD (7.125 in. long)  
 

#UEG0567S0044
 

7L-3021: CYLINDER BLOCK ASSEMBLY

7L3021 CYLINDER BLOCK ASSEMBLY
Serial No. 49B1996 to 49B2010 inclusive. Part of 7L2971 Cylinder Block and Covers Group shown on Pages 28B and 29A
Note: For Field Replacement order 2P6489 Block Assembly plus 1-9S4928 Hardware Kit
c154467 UEG0567S
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Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9H-1077 [14] STUD 10.32 in.(26.21 cm) long  
2. 9M-0488 [24] STUD 8 in.(20.32 cm) long  
3. 2A-3798 C [1] DOWEL  
4. 9H-8317 [2] STUD 11.40 in.(28.95 cm) long  
5. 8F-6575 [1] PLUG  
6. 4H-8986 [1] WASHER  
7. 2A-3349 [1] FERRULE  
8. 5H-2766 [1] STUD  
9. 4H-7297 [2] TUBE ASSEM.  
    (Each Includes)
  5H-4390 [1] SLEEVE  
10. 0L-1547 [2] NUT  
11. 1A-5919 [2] DOWEL  
12. 7B-5415 [2] DOWEL  
13. 5H-1092 [1] SPACER  
14. 4H-9640 [2] BEARING  
15. 8F-8523 [3] BEARING  
16. 4S-6836 [1] CAP  
17. 5B-5812 [1] DOWEL  
18. 5H-2786 [2] TUBE  
19. 1H-4004 [5] STUD 2.6875 in.(6.82 cm) long  
20. 1P-0667 [14] STUD  
  1A-5666 [14] NUT  
  4M-6953 [14] WASHER  
21. 4S-6835 [6] CAP  
22. 1F-3391 [1] STUD 6.5 in.(16.51 cm) long  
23. 2B-2994 [2] DOWEL  
24. 4B-3251 [7] STUD  
25. 0S-0519 [1] PLUG  
26. 0V-0113 [1] STUD 5.5 in.(13.97 cm) long  
27. 4F-6024 [1] DOWEL  
28. 0L-2061 [4] DOWEL  
29. 9M-1032 [2] STUD 8.8 in.(22.35 cm) long  
30. 5B-1229 [1] STUD 7.125 in.(18.09 cm) long  
31. 6N-5068 [1] STUD  
  C   INDICATES CHANGE
 

#UEG0567S0045
 

6N-5399: CYLINDER BLOCK ASSEMBLY

6N5399 CYLINDER BLOCK ASSEMBLY
Serial No. 49B2011-Up. Part of 7L2971 Cylinder Block and Covers Group shown on Page 29C
Note: For Field Replacement order 2P6489 Block Assembly plus 1-9S4928 Hardware Kit
c155085 UEG0567S
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Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9H-1077 [14] STUD 10.32 in.(26.21 cm) long  
2. 9M-0488 [24] STUD 8 in.(20.32 cm) long  
3. 2A-3798 [1] DOWEL  
4. 9H-8317 [2] STUD 11.40 in.(28.95 cm) long  
5. 8F-6575 [1] PLUG  
6. 4H-8986 [1] WASHER  
7. 2A-3349 [1] FERRULE  
8. 5H-2766 [1] STUD  
9. 4H-7297 [2] TUBE ASSEM.  
    (Each Includes)
  5H-4390 [1] SLEEVE  
10. 0L-1547 [2] NUT  
11. 1A-5919 [2] DOWEL  
12. 7B-5415 [2] DOWEL  
13. 5H-1092 [1] SPACER  
14. 4H-9640 [2] BEARING  
15. 8F-8523 [3] BEARING  
16. 1P-4275 [1] CAP (center)  
17. 5B-5812 [1] DOWEL  
18. 5H-2786 [2] TUBE  
19. 1H-4004 [5] STUD 2.6875 in.(6.82 cm) long  
20. 1P-0667 [14] STUD  
  1A-5666 [14] NUT  
  4M-6953 [14] WASHER  
21. 1P-4273 [6] CAP (intermediate)  
22. 1F-3391 [1] STUD 6.5 in.(16.51 cm) long  
23. 2B-2994 [2] DOWEL  
24. 4B-3251 [7] STUD  
25. 0S-0519 [1] PLUG  
26. 0V-0113 [1] STUD 5.5 in.(13.97 cm) long  
27. 4F-6024 [1] DOWEL  
28. 0L-2061 [4] DOWEL  
29. 9M-1032 [2] STUD 8.8 in.(22.35 cm) long  
30. 5B-1229 [1] STUD 7.125 in.(18.09 cm) long  
 

#UEG0567S0046
 

7N-3803: CYLINDER BLOCK GROUP

7N3803 CYLINDER BLOCK GROUP--Field Installation
Serial No. 49B1195-Up
Note: Converts counterbored cylinder block to spacer plate cylinder block
UEG0567S0046 UEG0567S
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Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7N-3035 Y [1] CYLINDER BLOCK ASSEMBLY  
    - or -
  8N-4312 Y [1] CYLINDER BLOCK ASSEMBLY  
  7N-3503 Y [2] CYLINDER HEAD ASSEMBLY  
    - or -
  8N-6000 Y [2] CYLINDER HEAD ASSEMBLY  
  8N-4810 [2] CYLINDER HEAD GASKET  
  6L-7814 [2] SEAL  
  7B-2420 [2] FERRULE  
  9H-1031 [16] WASHER  
  9H-1024 [26] WASHER  
  1A-7669 [12] BOLT  
  2M-0849 [12] WASHER  
  2B-2391 [2] BOLT  
  1D-4600 [2] BOLT  
  6L-2387 [6] STRAP  
  7N-5379 [1] LIFTING EYE  
  7N-6243 [24] SEAL  
  7N-3841 [1] COUPLING ASSEMBLY  
  7N-3863 [6] ROD  
  7N-8131 [2] SPACER PLATE  
  1D-6260 [16] BOLT  
  1D-4599 [26] BOLT  
  Y   SEPARATE ILLUSTRATION
 

#UEG0567S0047
 

7N-3035: CYLINDER BLOCK ASSEMBLY

7N3035 CYLINDER BLOCK ASSEMBLY
Serial No. 49B1195-Up
Part of 7N3803 Cylinder Block Group listed on Page 31C
c165904 UEG0567S
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Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5F-1914 [4] DOWEL  
2. 3B-0622 [1] PLUG  
3. 2A-3798 [2] DOWEL  
4. 7N-3357 [1] TUBE ASSEM.  
    (Includes)
  5H-4390 [1] SLEEVE  
5. 0L-1547 [1] NUT  
6. 5H-2766 [1] STUD  
7. 2A-3349 [1] FERRULE  
8. 4H-8986 [1] WASHER  
9. 5H-1092 [1] SPACER  
10. 7B-5415 [2] DOWEL  
11. 1A-5919 [2] DOWEL  
12. 1P-0667 [14] STUD  
  1A-5666 [14] NUT  
  4M-6953 [14] WASHER  
13. 4H-9640 [2] BEARING  
14. 8F-6575 [1] PLUG  
15. 0L-1521 [1] PLUG  
16. 5H-2786 [2] TUBE  
17. 5B-5812 [1] DOWEL  
18. 1P-4275 [1] CAP  
19. 1P-4273 [6] CAP  
20. 2B-2994 [2] DOWEL  
21. 0S-0519 [1] PLUG  
22. 8F-8523 [3] BEARING  
23. 4F-6024 [1] DOWEL  
24. 5H-4279 [1] PLUG  
 

#UEG0567S0048
 

8N-4312: CYLINDER BLOCK AS

8N4312 CYLINDER BLOCK ASSEMBLY
Serial No. 49B1195-Up
Part of 7N3803 Cylinder Block Group listed on Page 31C
c224459 UEG0567S
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Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5F-1914 [4] DOWEL  
2. 3B-0622 [1] PLUG  
3. 2A-3798 [1] DOWEL  
4. 7N-3357 [1] TUBE ASSEM.  
    (Includes)
  5H-4390 [1] SLEEVE  
5. 0L-1547 [1] NUT  
6. 2B-6296 [1] STUD  
7. 2A-3349 [1] FERRULE  
8. 4H-8986 [1] WASHER  
9. 5H-1092 [1] SPACER  
10. 7B-5415 [2] DOWEL  
11. 1A-5919 [2] DOWEL  
12. 1P-0667 [14] STUD  
  1A-5666 [14] NUT  
  4M-6953 [14] WASHER  
13. 4H-9640 [2] BEARING  
14. 8F-6575 [1] PLUG  
15. 0L-1521 [1] PLUG  
16. 5H-2786 [2] TUBE  
17. 5B-5812 [1] DOWEL  
18. 4S-6836 [1] CAP  
19. 4S-6835 [6] CAP  
20. 2B-2994 [2] DOWEL  
21. 0S-0519 [1] PLUG  
22. 8F-8523 [3] BEARING  
23. 4F-6024 [1] DOWEL  
24. 5H-4279 [1] PLUG  
 

#UEG0567S0049
 

7N-3503: CYLINDER HEAD ASSEMBLY

7N3503 CYLINDER HEAD ASSEMBLY--Replaced by 8N6000 shown on Page 31H
Serial No. 49B1195-Up
Part of 7N3803 Cylinder Block Group listed on Page 31C
c226227 UEG0567S
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Parts for your D342C INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-0623 C [15] PLUG  
2. 7N-2051 [6] GUIDE  
3. 5H-7071 [12] DIRECTORS  
4. 8M-9810 [3] INSERT (exhaust)  
    (STANDARD)
  4S-8896 H [3] INSERT  
    0.13 mm(.005 in.) oversize
  4S-8897 H [3] INSERT  
    0.26 mm(.010 in.) oversize
5. 9M-8745 [3] INSERT (intake)  
    (STANDARD)
  4S-8912 H [3] INSERT  
    0.13 mm(.005 in.) oversize
  4S-8913 H [3] INSERT  
    0.26 mm(.010 in.) oversize
6. 0S-1594 C [2] BOLT  
  5M-2894 C [2] WASHER  
7. 5L-1883 C [1] FLANGE  
  6H-2007 C [1] GASKET  
8. 5M-6214 C [1] PLUG  
  C   INDICATES CHANGE
  H   NOT PART OF 7N3503 CYLINDER HE
 

Information:

Engine News
Special Instruction
Pressure Lubrication Procedure for Remanufactured Engines and Short Blocks{1000, 1200, 1020}
Pressure Lubrication Procedure for Remanufactured Engines and Short Blocks{1000, 1200, 1020}
Installation Of Cylinder Block Service Groups And Cylinder Block Hardware Kits{1201}
Installation Of Cylinder Block Service Groups And Cylinder Block Hardware Kits{1201}
Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}
Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}
Reconditioning Of Cylinder Heads For Use On Spacer Plate Cylinder Blocks{1101}
Reconditioning Of Cylinder Heads For Use On Spacer Plate Cylinder Blocks{1101}
Installation Of Crankshaft Seals And Wear Sleeves{1203}
Installation Of Crankshaft Seals And Wear Sleeves{1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}
Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}
Use Of 6V4840 Tool Group To Install Water Ferrules{1201}
Use Of 6V4840 Tool Group To Install Water Ferrules{1201}
Cylinder Block Cleaning Procedure{1201}
Cylinder Block Cleaning Procedure{1201}
Using 5P4175 Boring Tool Group And 5P1618 Tool Arrangement{0672, 1200}
Using 5P4175 Boring Tool Group And 5P1618 Tool Arrangement{0672, 1200}
Reuse And Salvage Guidelines
Reuse and Salvage for 3176, 3300, 3400 & C-Series Engine Cylinder Blocks {0670, 0672, 0761, 1201, 7225}
Reuse and Salvage for 3176, 3300, 3400 & C-Series Engine Cylinder Blocks {0670, 0672, 0761, 1201, 7225}
Service Magazine

Caterpillar Parts SIS Catalog D342C :

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