AVSPARE.COM
parts catalog

TURBOCHARGER (6L2977 N/S) Serial No. 62B2156, 2166 to 2229 and 62B2245 to 62B5779 inclusive 2S9768 Turbocharger parts are shown on Page 110 D343




AIR INLET AND EXHAUST SYSTEM

TURBOCHARGER GP
 

#UEG0872S0130
 

6L-2977: TURBOCHARGER

TURBOCHARGER (6L2977 N/S)
Serial No. 62B2156, 2166 to 2229 and 62B2245 to 62B5779 inclusive
2S9768 Turbocharger parts are shown on Page 110
c93658 UEG0872S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2S-9768 Y [1] TURBOCHARGER ASSEM.  
    (See Separate Illustration)
  1S-6595 [1] GASKET  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-2917 [1] TUBE ASSEM.  
  6L-2961 [2] RING  
  6L-2960 [2] EXPANDER  
  5L-9738 [1] COUPLING  
  1S-4810 [1] GASKET  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-2918 [1] ELBOW  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1S-4810 [1] GASKET  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-6580 [2] GASKET  
  6L-2925 [1] ELBOW  
  4L-8337 [2] SEAL  
  8M-2295 [6] BOLT  
  8M-2296 [6] NUT  
  7M-7273 [1] GASKET  
  5L-7632 [1] SUPPORT  
  6L-2663 [1] TUBE ASSEM.  
  6L-2916 [1] TUBE  
  7M-8798 [1] CLIP  
  1F-6068 [1] FITTING  
  8F-9362 [1] NUT  
    (Part of Fitting 1F6068)
  8B-8679 [1] SPACER  
  Y   SEPARATE ILLUSTRATION
 

#UEG0872S0131
 

6L-2977: TURBOCHARGER

TURBOCHARGER (6L2977 N/S)
Serial No. 62B5780-Up
8S6474 Turbocharger parts are shown on Page 111
c124428 UEG0872S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  8S-6474 YC [1] TURBOCHARGER ASSEM.  
    (See Separate Illustration)
  1S-6595 [1] GASKET  
  1S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-2917 [1] TUBE ASSEM.  
  6L-2961 [2] RING  
  6L-2960 [2] EXPANDER  
  5L-9738 [1] COUPLING  
  1S-4810 [1] GASKET  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-2918 [1] ELBOW  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1S-4810 [1] GASKET  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-6580 [2] GASKET  
  6L-2925 [1] ELBOW  
  4L-8337 [2] SEAL  
  8M-2295 [6] BOLT  
  8M-2296 [6] NUT  
  7M-7273 [1] GASKET  
  5L-7632 [1] SUPPORT  
  6L-2663 [1] TUBE ASSEM.  
  6L-2916 [1] TUBE  
  7M-8798 [1] CLIP  
  1F-6068 [1] FITTING  
  8F-9362 [1] NUT  
    (Part of Fitting 1F6068)
  C   INDICATES CHANGE FROM PREVIOUS
  Y   SEPARATE ILLUSTRATION
 

#UEG0872S0132
 

6L-3004: TURBOCHARGER GROUP

6L3004 TURBOCHARGER GROUP--Type 1
2S1885 Turbocharger parts are shown on Page 109
AN ATTACHMENT
c90658 UEG0872S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2S-1885 Y [1] TURBOCHARGER ASSEM.  
    (See Separate Illustration)
  6L-3006 [1] COUPLING ASSEM.  
  4B-4184 [6] STUD  
    (Part of Coupling Assem. 6L3006)
  7H-3270 [1] GASKET  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-2917 [1] TUBE ASSEM.  
  6L-3005 [1] CLAMP  
  9M-5376 [1] GASKET  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-2918 [1] ELBOW  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  9M-5376 [1] GASKET  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2H-2519 [2] GASKET  
  6L-2925 [1] ELBOW  
  4L-8337 [2] SEAL  
  1B-5355 [4] NUT  
  7M-7273 [1] GASKET  
  6L-2663 [1] TUBE ASSEM.  
  6L-2916 [1] TUBE  
  7M-8798 [1] CLIP  
  1F-6068 [1] FITTING  
  8F-9362 [1] NUT  
    (Part of Fitting 1F6068)
  8B-8679 [1] SPACER  
  Y   SEPARATE ILLUSTRATION
 

#UEG0872S0133
 

6L-3004: TURBOCHARGER GROUP

6L3004 TURBOCHARGER GROUP--Type 2
2S9768 Turbocharger parts are shown on Page 110
AN ATTACHMENT
c93864 UEG0872S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2S-9768 Y [1] TURBOCHARGER ASSEM.  
    (See Separate Illustration)
  6L-3006 [1] COUPLING ASSEM.  
  4B-4184 [6] STUD  
    (Part of Coupling Assem. 6L3006)
  1S-6595 [1] GASKET  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-2917 [1] TUBE ASSEM.  
  6L-3005 [1] CLAMP  
  1S-4810 [1] GASKET  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-2918 [1] ELBOW  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1S-4810 [1] GASKET  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-6580 [2] GASKET  
  6L-2925 [1] ELBOW  
  4L-8337 [2] SEAL  
  8M-2296 [4] NUT  
  7M-7273 [1] GASKET  
  6L-2663 [1] TUBE ASSEM.  
  6L-2916 [1] TUBE  
  7M-8798 [1] CLIP  
  1F-6068 [1] FITTING  
  8F-9362 [1] NUT  
    (Part of Fitting 1F6068)
  8B-8679 [1] SPACER  
  Y   SEPARATE ILLUSTRATION
 

#UEG0872S0134
 

6L-3004: TURBOCHARGER GROUP

6L3004 TURBOCHARGER GROUP--Type 3
8S6474 Turbocharger parts are shown on Page 111
AN ATTACHMENT
c124427 UEG0872S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  8S-6474 YC [1] TURBOCHARGER ASSEM.  
    (See Separate Illustration)
  6L-3006 [1] COUPLING ASSEM.  
  4B-4184 [6] STUD  
    (Part of Coupling Assem. 6L3006)
  1S-6595 [1] GASKET  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 C [2] WASHER  
  6L-2917 [1] TUBE ASSEM.  
  6L-3005 [1] CLAMP  
  1S-4810 [1] GASKET  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-2918 [1] ELBOW  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1S-4810 [1] GASKET  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-6580 [2] GASKET  
  6L-2925 [1] ELBOW  
  4L-8337 [2] SEAL  
  8M-2296 [4] NUT  
  7M-7273 [1] GASKET  
  6L-2663 [1] TUBE ASSEM.  
  6L-2916 [1] TUBE  
  7M-8798 [1] CLIP  
  1F-6068 [1] FITTING  
  8F-9362 [1] NUT  
    (Part of Fitting 1F6068)
  C   INDICATES CHANGE FROM PREVIOUS
  Y   SEPARATE ILLUSTRATION
 

#UEG0872S0135
 

6L-3004: TURBOCHARGER GROUP

6L3004 TURBOCHARGER GROUP--Type 4
8S6474 Turbocharger parts are shown on Page 111
AN ATTACHMENT
c107125 UEG0872S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6L-2925 [1] ELBOW  
  4L-8337 [2] SEAL  
  8M-2296 [4] NUT  
  7M-7273 [1] GASKET  
  6L-3006 [1] COUPLING ASSEM.  
  4B-4184 [6] STUD  
    (Part of Coupling Assem. 6L3006)
  1S-6595 [1] GASKET  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
  6L-2917 [1] TUBE ASSEM.  
  8S-6474 Y [1] TURBOCHARGER ASSEM.  
    (See Separate Illustration)
  6L-3005 [1] CLAMP  
  1S-4810 [1] GASKET  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-2918 [1] ELBOW  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1S-4810 [1] GASKET  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-6580 [2] GASKET  
  9L-5125 C [1] FITTING  
  2N-1345 C [1] HOSE ASSEM.  
    (23.50" long overall)
  2N-1287 C [1] FITTING  
  6L-2663 C [1] TUBE ASSEM.  
  8F-8513 C [1] CLIP  
  0S-1594 C [2] BOLT  
  3B-4506 C [2] LOCKWASHER  
  2A-4522 C [1] COVER  
  1F-6068 [1] FITTING  
  8F-9362 [1] NUT  
    (Part of 1F6068 Fitting)
  2A-4448 C [1] GASKET  
  6L-2916 [1] TUBE  
  C   INDICATES CHANGE FROM PREVIOUS
  Y   SEPARATE ILLUSTRATION
 

#UEG0872S0136
 

6L-3004: TURBOCHARGER GROUP

6L3004 TURBOCHARGER GROUP--Type 5
Replaced by 6N4286 shown on Page 108D
4N5642 Turbocharger parts are shown on Page 108C
AN ATTACHMENT
c203112 UEG0872S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6L-2925 [1] ELBOW  
  4L-8337 [2] SEAL  
  8M-2296 [4] NUT  
  7M-7273 [1] GASKET  
  6L-3006 [1] COUPLING ASSEM.  
  4B-4184 [6] STUD  
    (Part of Coupling Assem. 6L3006)
  1S-6595 [1] GASKET  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
  6L-2917 [1] TUBE ASSEM.  
  4N-5642 YC [1] TURBOCHARGER GROUP  
    (Separate Illustration)
  6L-3005 [1] CLAMP  
  1S-4810 [1] GASKET  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-2918 [1] ELBOW  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1S-4810 [1] GASKET  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-6580 [2] GASKET  
  9L-5125 [1] FITTING  
  3N-7281 C [1] HOSE ASSEM.  
    (24 in.(60.96 cm) long
  2N-1287 [1] FITTING  
  6L-2663 [1] TUBE ASSEM.  
  8F-8513 C [1] CLIP  
  0S-1594 C [2] BOLT  
  3B-4506 C [2] LOCKWASHER  
  2A-4522 C [1] COVER  
  1F-6068 [1] FITTING  
  8F-9362 [1] NUT  
    (Part of 1F6068 Fitting)
  2A-4448 C [1] GASKET  
  6L-2916 [1] TUBE  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0872S0137
 

6L-3004: TURBOCHARGER GROUP

6L3004 TURBOCHARGER GROUP--Type 6
Replaced by 6N4286 shown on Page 108D
4N5642 Turbocharger parts are shown on Page 108C. AN ATTACHMENT
c203113 UEG0872S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6L-2925 [1] ELBOW  
  8M-2296 [4] NUT  
  7M-7273 [1] GASKET  
  6L-3006 [1] COUPLING ASSEM.  
  4B-4184 [6] STUD  
    (Part of Coupling Assem. 6L3006)
  1S-6595 [1] GASKET  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
  6L-2917 [1] TUBE ASSEM.  
  4N-5642 Y [1] TURBOCHARGER GROUP  
    (Separate Illustration)
  6L-3005 [1] CLAMP  
  1S-4810 [1] GASKET  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-2918 [1] ELBOW  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1S-4810 [1] GASKET  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-6580 [2] GASKET  
  4L-8337 [2] SEAL  
  6L-2663 [1] TUBE ASSEM.  
  8F-8513 [1] CLIP  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2A-4522 [1] COVER  
  1F-6068 [1] FITTING  
  8F-9362 [1] NUT  
    (Part of 1F6068 Fitting)
  2A-4448 [1] GASKET  
  6L-2916 [1] TUBE  
  Y   SEPARATE ILLUSTRATION
 

#UEG0872S0138
 

4N-5642: TURBOCHARGER GP

4N5642 TURBOCHARGER GROUP
Part of 6L3004 & 6N4286 Turbocharger Groups shown on Pages 108A, 108B & 108D
c146983 UEG0872S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4N-5647 R [1] CARTRIDGE ASSEM.  
    (Consists of All Parts Except Those Marked H & J)
1. 2S-1902 H [1] HOUSING ASSEM. (Compressor)  
2. 1S-7390 H [1] SEAL  
3. 0S-1617 H [12] BOLT  
4. 3L-6789 H [12] LOCKWASHER  
5. 9M-8924 H [6] CLAMP  
6. 9S-4845 [1] SPACER  
7. 2F-0808 [4] SCREW  
8. 5M-6722 H [1] NAME PLATE  
9. 1S-4139 [1] NAME PLATE  
10. 5M-3038 [1] SEAL  
11. 9M-8919 [1] RING  
12. 9M-8915 [3] RING  
13. 1S-9169 [6] BOLT  
14. 1S-9172 [3] PLATE  
15. 4N-5650 R [1] HOUSING ASSEM.  
16. 4M-6646 [2] PIN  
17. 9S-8000 [1] SHROUD  
18. 1S-1770 [1] NUT  
19. 3S-1422 [1] WHEEL  
20. 5S-2972 RH [1] HOUSING (Turbine)  
21. 8S-1341 R [1] WHEEL AND SHAFT ASSEM.  
22. 4N-5652 [1] RING  
23. 9S-7545 [1] KIT (Bearing)  
24. 9M-8917 [1] BEARING  
25. 5S-2884 [1] COLLAR  
26. 9M-8918 R [1] PLATE ASSEM.  
27. 7M-9831 [4] BOLT  
28. 7M-9888 [4] PLATE  
29. 4N-8059 J [1] BEARING REPLACEMENT GROUP (.005 in. Oversize O.D. & .005 in. Undersize I.D.)  
    -OR-
  4N-8060 [1] BEARING REPLACEMENT GROUP (.010 in. Oversize O.D. & .010 in. Undersize I.D.)  
    (Each Group Includes 2 Bearings & 2 Washers)
  J   NOT PART OF 4N5642 TURBOCHARGE
  R   REMFG PART MAY BE AVAILABLE
 

#UEG0872S0139
 

6N-4286: TURBOCHARGER GROUP

6N4286 TURBOCHARGER GROUP
4N5642 Turbocharger parts are shown on Page 108C
AN ATTACHMENT
c155728 UEG0872S
  For full view, you need register

Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6L-2925 [1] ELBOW  
  8M-2296 [4] NUT  
  7M-7273 [1] GASKET  
  6L-3006 [1] COUPLING ASSEM.  
  4B-4184 [6] STUD  
    (Part of Coupling Assem. 6L3006)
  1S-6595 [1] GASKET  
  0S-1591 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
  4N-5642 Y [1] TURBOCHARGER GROUP  
    (Separate Illustration)
  6L-3005 [1] CLAMP  
  1S-4810 [1] GASKET  
  0S-1594 [2] BOLT  
  5M-2894 [2] WASHER  
  6L-6580 [1] GASKET  
  9H-6067 [1] SEAL  
  6N-4285 [1] TUBE ASSEM.  
  0S-1590 [2] BOLT  
  9N-1627 [2] WASHER  
  7L-7762 [1] FLANGE  
  4L-8337 [2] SEAL  
  6L-2663 [1] TUBE ASSEM.  
  8F-8513 [1] CLIP  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2A-4522 [1] COVER  
  1F-6068 [1] FITTING  
  8F-9362 [1] NUT  
    (Part of 1F6068 Fitting)
  2A-4448 [1] GASKET  
  Y   SEPARATE ILLUSTRATION
 

Information:

Engine News
Reuse And Salvage Has Updated Air Inlet Correction Factors for Dynamometer Testing {1000, 1052, 1087}
Reuse And Salvage Has Updated Air Inlet Correction Factors for Dynamometer Testing {1000, 1052, 1087}
Special Instruction
Installation of 7C9760 (12V) or 8N3569 (24V) Fuel Boost Pump Group{1250, 1256, 1260}
Installation of 7C9760 (12V) or 8N3569 (24V) Fuel Boost Pump Group{1250, 1256, 1260}
2W718 Turbocharger Cartridge Repair Kit{1053}
2W718 Turbocharger Cartridge Repair Kit{1053}
2W720 Turbocharger Cartridge Repair Kit{1053}
2W720 Turbocharger Cartridge Repair Kit{1053}
2W726 Turbocharger Cartridge Repair Kit{1053}
2W726 Turbocharger Cartridge Repair Kit{1053}
Instructions for the Service Replacement of the Turbochargers{1052}
Instructions for the Service Replacement of the Turbochargers{1052}
Proper Remanufactured Turbocharger Housing Adjustment and Alignment for Caterpillar Engines {1052, 1053}
Proper Remanufactured Turbocharger Housing Adjustment and Alignment for Caterpillar Engines {1052, 1053}
Information Release Memo
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
Service Magazine
Reuse And Salvage Has Updated Air Inlet Correction Factors for Dynamometer Testing {0769, 1052, 1087}
Reuse And Salvage Has Updated Air Inlet Correction Factors for Dynamometer Testing {0769, 1052, 1087}

Caterpillar Parts SIS Catalog D343 :

Truck sale:

Call 
USD $9,850 
CAT D343

Elite Equipment Pros, LLC
Parker, Colorado 80138
Call 
CAT D343

JW Bell LLC
Back to top
The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.