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2N7180 MANIFOLD FIELD CONVERSION ARRANGEMENT--Part 3 of 3 Serial No. 38J1 to 38J101, 38J103 to 38J174 and 38J177 to 38J179 inclusive TO CONVERT HOT MANIFOLD TO SEA WATER COOLED MANIFOLD Manifold parts are shown on Pages 18 through 18E D348


AIR INLET AND EXHAUST SYSTEM
MANIFOLD GP-EXHAUST
BASIC ENGINE
CYLINDER HEAD GP
CYLINDER BLOCK GP


AIR INLET AND EXHAUST SYSTEM

MANIFOLD GP-EXHAUST
 

#UEG0018S0050
 

2N-7180: MANIFOLD FIELD CONVERSION ARRANGEMENT

2N7180 MANIFOLD FIELD CONVERSION ARRANGEMENT--Part 3 of 3
Serial No. 38J1 to 38J101, 38J103 to 38J174 and 38J177 to 38J179 inclusive
TO CONVERT HOT MANIFOLD TO SEA WATER COOLED MANIFOLD
Manifold parts are shown on Pages 18 through 18E
c135742 UEG0018S
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Parts for your D348 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. Y [1] MANIFOLD  
    (See Separate Illustration)
2. 4S-8458 H TUBE (.50" O.D.) 25"  
3. 0L-1351 [4] BOLT (.875" Long)  
4. 8L-3554 [1] TUBE ASSEM.  
5. 5S-2874 [2] HOUSING  
6. 1A-1460 [4] BOLT (2" Long)  
7. 2N-4317 [2] BRACKET  
8. 0S-0509 [4] BOLT (.75" long)  
9. 3B-4506 [14] LOCKWASHER  
10. 4B-4278 [14] WASHER  
11. 0S-1571 [4] BOLT (1.75" long)  
12. 3B-9053 [4] FITTING  
  8F-8998 [1] NUT  
13. 2N-4348 [1] TUBE  
14. 2N-6315 [1] TUBE  
15. 2N-4323 [1] SHIELD ASSEM.  
16. 8L-3553 [1] TUBE ASSEM. (Turbo. Supply)  
17. 7L-7458 [1] COVER (Camshaft)  
18. 4S-8458 H TUBE (.50" O.D.) 32"  
19. 1N-9049 [1] SUPPORT ASSEM. (R.H.)  
20. 8L-3435 [1] ELBOW (Exhaust R.H.)  
21. 8L-3475 [1] TUBE ASSEM. (Drain R.H.)  
22. 7B-3235 [6] BOLT (1.375" Long)  
  4B-4280 [2] WASHER  
23. 3B-4508 [10] LOCKWASHER  
24. 0S-1594 [2] BOLT  
25. 1D-4717 [6] NUT  
26. 1A-2029 [2] BOLT (1.125" Long)  
  0S-1594 [2] BOLT (1" Long)  
27. 3S-8237 [2] BRACKET  
28. 2H-1743 [2] CLIP  
29. 8L-3550 [1] TUBE  
30. 9H-6067 [2] SEAL  
31. 1S-4810 [4] GASKET  
32. 8L-5019 [2] FLANGE  
33. 8L-3476 [1] TUBE ASSEM.  
34. 8L-3436 [1] ELBOW (Exhaust-L.H.)  
35. 1N-9050 [1] SUPPORT (L.H.)  
  H   ORDER BY THE FOOT
  Y   SEPARATE ILLUSTRATION
 

#UEG0018S0051
 

CYLINDER HEAD AND VALVE MECHANISM

CYLINDER HEAD AND VALVE MECHANISM
Serial No. 38J1 to 38J100 inclusive
See Page 26 for Gasket Kits. Refer also to Page 62 for special parts
c124862 UEG0018S
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Parts for your D348 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9F-2247 [2] PLUG  
2. 3S-3018 [48] SPRING  
3. 6B-6682 [86] NUT  
  7M-7875 [86] WASHER  
4. 8S-6181 [12] CHAMBER ASSEM.  
5. 2S-2251 [12] SEAL  
6. 2A-4429 [96] LOCK  
7. 2S-3321 [48] RETAINER  
8. 2S-2813 [48] ROTOCOIL ASSEM.  
9. 7L-0520 [36] STUD  
10. 5S-5137 [2] HEAD ASSEM.  
11. 5M-6214 [4] PLUG  
12. 5M-1889 [24] INSERT (Exhaust)  
13. 5S-6447 [24] INSERT (Intake)  
14. 5H-7071 [48] DIRECTOR  
15. 1S-9540 [4] DOWEL  
16. 2M-6414 [48] GUIDE  
17. 2M-6471 [10] PLUG  
18. 3B-0623 [54] PLUG  
    (One Half each in 5S5137 Head Assem.)
19. 5M-2667 [12] GASKET (.194" Thick)  
20. 6B-6225 [48] SEAL  
21. 2S-0735 [48] FERRULE  
22. 7S-9345 [24] VALVE (Exhaust)  
23. 2M-6402 [24] VALVE (Intake)  
24. 1S-7104 [2] SEAL  
25. 7S-4443 [2] GASKET  
26. 7L-2123 [12] PLUG  
 

#UEG0018S0052
 

CYLINDER HEAD AND VALVE MECHANISM

CYLINDER HEAD AND VALVE MECHANISM
Serial No. 38J101 to 38J107 inclusive
See Page 26 for Gasket Kits. Refer also to Page 62 for special parts
c124863 UEG0018S
  For full view, you need register

Parts for your D348 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9F-2247 [2] PLUG  
2. 3S-3018 [48] SPRING  
3. 6B-6682 [86] NUT  
  7M-7875 [86] WASHER  
4. 8S-6181 [12] CHAMBER ASSEM.  
5. 8S-4190 C [12] SEAL  
6. 2A-4429 [96] LOCK  
7. 2S-3321 [48] RETAINER  
8. 2S-2813 [48] ROTOCOIL ASSEM.  
9. 7L-0520 [72] STUD  
10. 5S-5137 [2] HEAD ASSEM.  
11. 5M-6214 [4] PLUG  
12. 5M-1889 [24] INSERT (Exhaust-Standard)  
  4S-8902 H [24] INSERT (.005" oversize)  
  4S-8903 H [24] INSERT (.010" oversize)  
13. 9M-3205 [24] INSERT (Intake-Standard)  
  4S-8898 H [24] INSERT (.005" oversize)  
  4S-8899 H [24] INSERT (.010" oversize)  
14. 5H-7071 [48] DIRECTOR  
15. 1S-9540 [4] DOWEL  
16. 2M-6414 [48] GUIDE  
17. 2M-6471 [10] PLUG  
18. 3B-0623 [48] PLUG  
    (One-half each in 5S5137 Assem.)
19. 5M-2667 [12] GASKET (.194" Thick)  
20. 6B-6225 [48] SEAL  
21. 2S-0735 [48] FERRULE  
22. 7S-9345 [24] VALVE (Exhaust)  
23. 2M-6402 [24] VALVE (Intake)  
24. 1S-7104 [2] SEAL  
25. 7S-4443 [2] GASKET  
26. 7L-2123 [12] PLUG  
  C   INDICATES CHANGE FROM PREVIOUS
  H   NOT PART OF 5S5137 HEAD ASSEM.
 

#UEG0018S0053
 

7L-9460: CYLINDER HEAD GP

CYLINDER HEAD AND VALVE MECHANISM (7L9460 N/S)
Serial No. 38J108 to 38J187 inclusive
See Page 26 for Gasket Kit. Refer also to Page 62 for special parts
c130970 UEG0018S
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Parts for your D348 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5M-6214 [4] PLUG  
2. 3S-3018 [48] SPRING  
3. 6B-6682 [86] NUT  
  7M-7875 [86] WASHER  
4. 9S-6743 [12] CHAMBER ASSEM.  
5. 8S-4190 [12] SEAL  
6. 2A-4429 [96] LOCK  
7. 2S-3321 [48] RETAINER  
8. 2S-2813 [48] ROTOCOIL ASSEM.  
9. 7L-0520 [72] STUD  
10. 5S-5137 [2] HEAD ASSEM.  
11. 9F-2247 [4] PLUG  
12. 9S-9699 [24] INSERT (Exhaust-Standard)  
  4S-8902 H [24] INSERT (.005" oversize)  
  4S-8903 H [24] INSERT (.010" oversize)  
13. 9M-3205 [24] INSERT (Intake-Standard)  
  4S-8898 H [24] INSERT (.005" oversize)  
  4S-8899 H [24] INSERT (.010" oversize)  
14. 5H-7071 [48] DIRECTOR  
15. 1S-9540 [4] DOWEL  
16. 9S-9040 [48] GUIDE  
17. 2M-6471 [10] PLUG  
18. 3B-0623 [48] PLUG  
    (One-half each in 5S5137 Assem.)
19. 5M-2667 [12] GASKET (.194" Thick)  
20. 8S-4275 [48] SEAL  
21. 1P-1081 [24] VALVE (Exhaust)  
22. 1P-0407 [24] VALVE (Intake)  
23. 1S-7104 [2] SEAL  
24. 7S-4443 [2] GASKET  
25. 7L-2123 [12] PLUG  
  H   NOT PART OF 5S5137 HEAD ASSEM.
 

#UEG0018S0054
 

7L-9460: CYLINDER HEAD GP

CYLINDER HEAD AND VALVE MECHANISM (7L9460 N/S)
Serial No. 38J188 and 38J189 inclusive
See Page 26 for Gasket Kit. Refer also to Page 62 for special parts
c137809 UEG0018S
  For full view, you need register

Parts for your D348 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3S-3018 [48] SPRING  
2. 7L-2123 [12] PLUG  
3. 1D-4622 [86] BOLT  
  7M-7875 [86] WASHER  
4. 2S-2813 [48] ROTOCOIL ASSEM.  
5. 9S-6743 [12] CHAMBER ASSEM.  
6. 8S-4190 [12] SEAL  
7. 2A-4429 [96] LOCK  
8. 2S-3321 [48] RETAINER  
9. 7L-0520 [72] STUD  
10. 5S-5137 [2] HEAD ASSEM.  
11. 9F-2247 [2] PLUG  
12. 9S-9699 [12] INSERT (Exhaust-Standard)  
  4S-8902 H [12] INSERT (.005" oversize)  
  4S-8903 H [12] INSERT (.010" oversize)  
13. 9M-3205 [12] INSERT (Intake-Standard)  
  4S-8898 H [12] INSERT (.005" oversize)  
  4S-8899 H [12] INSERT (.010" oversize)  
14. 5H-7071 [24] DIRECTOR  
15. 1S-9540 [2] DOWEL  
16. 9S-9040 [24] GUIDE  
17. 2M-6471 [5] PLUG  
18. 3B-0623 [24] PLUG  
19. 5M-2667 [12] GASKET (.194" Thick)  
20. 8S-4275 [48] SEAL  
21. 1P-1081 [24] VALVE (Exhaust)  
22. 1P-0407 [24] VALVE (Intake)  
23. 1S-7104 [2] SEAL  
24. 7S-4443 [2] GASKET  
25. 5M-6214 [4] PLUG  
  H   NOT PART OF 5S5137 HEAD ASSEM.
 

#UEG0018S0055
 

7L-9460: CYLINDER HEAD GP

7L9460 CYLINDER HEAD AND VALVE MECHANISM GROUP
Serial No. 38J190-Up
See Page 26 for Gasket Kit. Refer also to Page 62 for special parts
c206975 UEG0018S
  For full view, you need register

Parts for your D348 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3S-3018 [48] SPRING  
2. 4N-4122 C [12] PLUG  
3. 1D-4622 [86] BOLT  
  7M-7875 [86] WASHER  
4. 2S-2813 [48] ROTOCOIL ASSEM.  
5. 9S-6743 [12] CHAMBER ASSEM.  
6. 8S-4190 [12] SEAL  
7. 2A-4429 [96] LOCK  
8. 2S-3321 [48] RETAINER  
9. 6L-8562 C [72] STUD  
10. 1P-7760 [2] HEAD ASSEM.  
11. 9F-2247 [2] PLUG  
12. 9S-9699 [12] INSERT (Exhaust-Standard)  
  4S-8902 H [12] INSERT .127mm(.005in.)oversize  
  4S-8903 H [12] INSERT .254mm(.010in.)oversize  
13. 9M-3205 [12] INSERT (Intake-Standard)  
  4S-8898 H [12] INSERT .127mm(.005in.)oversize  
  4S-8899 H [12] INSERT .254mm(.010in.)oversize  
14. 5H-7071 [24] DIRECTOR  
15. 1S-9540 [2] DOWEL  
16. 4N-3666 C [24] GUIDE  
17. 2M-6471 [5] PLUG  
18. 3B-0623 [24] PLUG  
19. 5M-2667 [12] GASKET 4.928 mm(.194 in.)thick  
20. 8S-4275 [48] SEAL  
21. 1P-1081 [24] VALVE (Exhaust)  
22. 1P-0407 [24] VALVE (Intake)  
23. 1S-7104 [2] SEAL  
24. 4N-7700 C [2] GASKET  
25. 9F-2247 C [2] PLUG  
  C   INDICATES CHANGE
  H   NOT PART OF 1P7760 ASSEM.
 

#UEG0018S0056
 

CYLINDER BLOCK AND COVERS

CYLINDER BLOCK AND COVERS--Front View--Part 1 of 3
Serial No. 38J1 to 38J107 inclusive
See Page 26 for Gasket Kits
c103489 UEG0018S
  For full view, you need register

Parts for your D348 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4S-7797 [4] BOLT  
2. 3B-4508 [6] LOCKWASHER  
3. 1A-4784 [6] WASHER  
4. 2S-3206 [1] ADAPTER  
  5H-8038 [2] SEAL  
5. 0S-1571 [3] BOLT  
6. 3B-4506 [38] LOCKWASHER  
7. 7B-3235 [1] BOLT  
8. 1A-2029 [18] BOLT  
9. 1B-4203 [9] NUT  
10. 1D-4717 [1] NUT  
11. 1A-1460 [1] BOLT  
12. [3] BOLT  
13. 4M-4419 [1] LOCK  
14. 0S-1594 [10] BOLT  
15. 2S-2314 [1] LOCK  
16. 7L-5202 [1] COVER  
  7L-5207 [1] GASKET  
17. 0S-1591 [2] BOLT  
18. 7L-5208 [1] COVER  
  7L-5306 [1] GASKET  
19. 4D-8472 [1] LOCK  
20. 4M-5397 [1] LOCK  
21. 7L-4733 [1] HOUSING ASSEM. (Timing Gear)  
22. 3F-6795 [4] DOWEL  
    (Part of 7L4733 Housing Assem.)
23. 7L-7521 [1] GUARD ASSEM.  
24. 7L-4298 [1] CAGE ASSEM.  
25. 2S-8130 [1] BEARING  
26. 3F-6795 [2] DOWEL  
27. 7L-4265 [1] WASHER  
    (Parts of 7L4298 Cage Assem.)
28. 3S-3978 [36] SEAL  
29. 0S-1588 [1] BOLT  
30. 5S-3772 [12] LINER  
31. 5S-6177 [2] PLATE  
32. 7S-5741 [2] GASKET  
33. 9B-1484 [4] STUD  
 

#UEG0018S0057
 

CYLINDER BLOCK AND COVERS

CYLINDER BLOCK AND COVERS--Rear View--Part 2 of 3
Serial No. 38J1 to 38J107 inclusive
c103490 UEG0018S
  For full view, you need register

Parts for your D348 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1594 [54] BOLT (1" Long)  
2. 0S-1619 [1] BOLT (3" Long)  
3. 3B-4506 [69] LOCKWASHER  
4. 9L-3240 [1] POINTER  
5. 3S-1377 [1] COVER  
6. 5M-3954 [1] GASKET  
7. 7L-5902 [1] PLATE ASSEM.  
8. 3S-7681 [1] GASKET  
9. 5M-6214 [1] PLUG  
10. 8F-9206 [1] SEAL  
11. 4F-7952 [1] SEAL  
12. 7L-3248 [1] COVER  
13. 0S-1591 [10] BOLT  
14. 1B-4203 [15] NUT  
15. 7B-3235 [1] BOLT  
16. 3B-4508 [18] LOCKWASHER  
17. 4M-4419 [1] LOCK  
18. 2S-2314 [1] LOCK  
19. 4D-8472 [1] LOCK  
20. 3J-5390 [1] PLUG  
21. 4M-5397 [1] LOCK  
22. 1A-5964 [2] BOLT  
23. 7L-4608 [1] HOUSING ASSEM. (Flywheel)  
24. 2S-8130 [2] BEARING  
25. 7L-4265 [2] WASHER  
26. 3F-6795 [8] DOWEL  
    (Parts of 7L4608 Housing Assem.)
27. 1S-2666 [6] LOCK  
28. 9H-8260 [4] BOLT  
29. 2B-2006 [13] BOLT  
30. 7L-5198 [1] COVER  
  7L-5307 [1] GASKET  
31. 1A-2029 [7] BOLT  
32. 7L-5200 [1] COVER  
  7L-5199 [1] GASKET  
 

#UEG0018S0058
 

CYLINDER BLOCK AND COVERS

CYLINDER BLOCK AND COVERS--Side View--Part 3 of 3
Serial No. 38J1 to 38J107 inclusive
7L4418 Cylinder Block parts are shown on Page 22L
c103491 UEG0018S
  For full view, you need register

Parts for your D348 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7L-4441 [1] PLATE ASSEM. (Front)  
  6H-0192 [7] STUD  
2. 4F-1450 [3] STUD  
    (Parts of 7L4441 Plate Assem.)
3. 0S-1594 [82] BOLT  
4. 3B-4506 [82] LOCKWASHER  
5. 7L-5231 [1] PLATE ASSEM.  
  3S-7681 [1] GASKET  
6. 3S-7669 [12] TUBE ASSEM.  
7. 1S-5976 [12] SCREW  
8. 7M-7205 [12] LOCK  
9. 1D-4569 [14] BOLT  
10. 3B-4508 [15] LOCKWASHER  
11. 7L-5192 [1] GASKET  
12. 3S-7536 [1] GASKET  
13. 5S-9501 [2] COVER  
  7S-1073 [2] GASKET  
14. 7L-4418 Y [1] BLOCK ASSEM.  
    (See Separate Illustration)
15. 1B-4203 [4] NUT  
16. 5S-5276 [1] GASKET  
17. 7L-4440 [1] PLATE ASSEM. (Rear)  
  4H-5032 [1] STUD  
18. 2A-4791 [2] STUD  
19. 6H-0192 [10] STUD  
    (Parts of 7L4440 Plate Assem.)
20. 7L-5193 [1] GASKET  
21. 2B-7411 [1] PLUG  
22. 8L-6149 [1] GASKET  
23. 8L-6148 [1] BAFFLE  
24. 1A-7427 [2] LOCK  
25. 7L-4866 [2] COVER  
26. 7L-5199 [1] GASKET  
27. 5M-6213 [9] PLUG  
28. 1A-1460 [1] BOLT  
29. 7L-3249 [1] GASKET  
30. 0T-0320 [4] BOLT  
  Y   SEPARATE ILLUSTRATION
 

#UEG0018S0059
 

CYLINDER BLOCK AND COVERS

CYLINDER BLOCK AND COVERS--Front View--Part 1 of 3
Serial No. 38J108 to 38J137 inclusive
See Page 26 for Gasket Kits
c125535 UEG0018S
  For full view, you need register

Parts for your D348 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1S-7104 C [2] SEAL  
2. 3B-4508 C [2] LOCKWASHER  
3. 1A-4784 [6] WASHER  
4. 2S-3206 [1] ADAPTER  
  8M-4990 C [2] SEAL  
5. 0S-1571 [3] BOLT  
6. 3B-4506 [38] LOCKWASHER  
7. 7B-3235 [1] BOLT  
8. 1A-2029 [18] BOLT  
9. 1B-4203 [9] NUT  
10. 1D-4717 [1] NUT  
11. 1A-1460 [1] BOLT  
12. 8S-9191 C [3] BOLT  
13. 4M-4419 [1] LOCK  
14. 0S-1594 [10] BOLT  
15. 2S-2314 [1] LOCK  
16. 7L-5202 [1] COVER  
  7L-5207 [1] GASKET  
17. 0S-1591 [2] BOLT  
18. 7L-5208 [1] COVER  
  7L-5306 [1] GASKET  
19. 4D-8472 [1] LOCK  
20. 4M-5397 [1] LOCK  
21. 7L-4733 [1] HOUSING ASSEM. (Timing Gear)  
22. 3F-6795 [4] DOWEL  
    (Part of 7L4733 Housing Assem.)
23. 7L-7521 [1] GUARD ASSEM.  
24. 7L-4298 [1] CAGE ASSEM.  
25. 2S-8130 [1] BEARING  
26. 3F-6795 [2] DOWEL  
27. 7L-4265 [1] WASHER  
    (Parts of 7L4298 Cage Assem.)
28. 3S-3978 [36] SEAL  
29. 0S-1588 [1] BOLT  
30. 5S-3772 [12] LINER  
31. 8S-6019 C [2] PLATE  
32. 8S-6020 C [2] GASKET  
33. 8S-7669 C [4] STUD  
  C   INDICATES CHANGE FROM PREVIOUS
 

Information:

Engine News
Specifications
Exhaust Manifolds And Piping
D348 INDUSTRIAL & MARINE ENGINES
Reuse And Salvage Guidelines
Thermal Spray Procedures for Exhaust Manifold (I.D. & O.D.){0679, 1059}
Thermal Spray Procedures for Exhaust Manifold (I.D. & O.D.){0679, 1059}
Disassembly and Assembly
Exhaust Manifolds (Industrial Engine)
D348 INDUSTRIAL & MARINE ENGINES
Exhaust Manifolds (Marine Engine)
D348 INDUSTRIAL & MARINE ENGINES
Service Magazine

Caterpillar Parts SIS Catalog D348 :

Truck sale:

USD $13,500 
1972 CAT D348

Hawthorne Cat
San Marcos, California
 
 
CAT D348

EURO AUCTIONS
United Kingdom
 
 
CAT D348

Yoder & Frey Auctioneers
Ashland, Ohio
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