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3N1679 WATERCOOLED EXHAUST MANIFOLD GROUP Serial No. 72B647-Up Refer also to Page 86 for special parts G379


AIR INLET AND EXHAUST SYSTEM
MANIFOLD GP-EXHAUST
FUEL SYSTEM
CARBURETOR GP
REGULATOR GP-GAS PRESSURE

GAS ENGINE G379 GAS ENGINE 72B
 G379 ENGINE 72B00468-UP UEG0612S G379 72B   (1962)

AIR INLET AND EXHAUST SYSTEM

MANIFOLD GP-EXHAUST
MANIFOLD GP
3N-1679 MANIFOLD GP
MANIFOLD GP
3N-1679 MANIFOLD GP
MANIFOLD GP
3N-1679 MANIFOLD GP
MANIFOLD GP-WATER COOLED EXH
2N-6691 MANIFOLD GP-WATER COOLED EXH
MANIFOLD GP-WATER COOLED EXH
2N-6691 MANIFOLD GP-WATER COOLED EXH
 

#UEG0612S0050
 

3N-1679: MANIFOLD GP

3N1679 WATERCOOLED EXHAUST MANIFOLD GROUP
Serial No. 72B647-Up
Refer also to Page 86 for special parts
c162207 UEG0612S
3N1679 MANIFOLD GP Parts scheme
  For full view, you need register

Parts for your G379 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5L-9371 [8] CONNECTOR  
2. 0S-1594 [16] BOLT  
3. 3B-4506 [20] LOCKWASHER  
4. 6L-7817 [16] SEAL  
5. 5L-9370 [8] ELBOW  
6. 4H-5952 [8] GASKET  
7. 3N-5794 [1] MANIFOLD ASSEM. (R.H.)  
  3N-5793 [1] MANIFOLD ASSEM. (L.H.)  
    (Each Includes)
8. 6B-7440 [4] PLUG  
9. 3N-8652 C [1] CONNECTOR  
  3N-8654 C [1] GASKET  
10. 9M-4217 C [2] SEAL  
11. 3J-5390 [6] PLUG  
12. 4L-8097 [8] GASKET  
13. 5L-3026 [2] MANIFOLD  
14. 5M-6213 [2] PLUG  
15. 0S-1587 [15] BOLT  
16. 1A-1460 [7] BOLT  
17. 8L-5366 [4] BRACKET  
18. 1D-4569 [16] BOLT 10.16 cm (4 in.) long  
19. 3B-4508 [32] LOCKWASHER  
20. 1D-4574 [16] BOLT 15.24 cm (6 in.) long  
21. 0S-1590 C [4] BOLT  
  5M-2894 [4] WASHER  
22. 2N-3236 [8] GASKET  
23. 3N-8653 C [1] FLANGE  
24. 2M-0849 C [7] WASHER  
  C   INDICATES CHANGE
 

#UEG0612S0051
 

2N-5910: CONTROL GP-CARBURETOR

2N5910 CARBURETOR CONTROL GROUP
Serial No. 72B468 to 72B626 inclusive
Part of 3N1161, 3N3372, 3N3346 & 3N3371 Engine Arrangements
listed on Pages 7 through 10
c115369 UEG0612S
2N5910 CONTROL GP-CARBURETOR Parts scheme
  For full view, you need register

Parts for your G379 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2N-5818 [2] LEVER  
2. 0L-1143 [8] BOLT  
  4B-4278 [8] WASHER  
3. 1D-4717 [16] NUT  
  3B-4506 [16] LOCKWASHER  
4. 5L-8463 [1] BRACKET ASSEM.  
5. 2N-5991 [1] SHAFT ASSEM.  
6. 9F-7012 [1] ROD END  
7. 5L-3291 [2] BEARING  
8. 5L-8464 [1] BRACKET ASSEM.  
9. 0S-1588 [8] BOLT  
10. 6L-3353 [5] ROD END  
11. 6L-4891 [1] ROD  
12. 1A-8285 [6] NUT  
13. 2N-5903 [1] ROD  
14. 2N-5904 [1] LEVER  
  1B-8701 [1] KEY  
15. 0S-1594 [3] BOLT  
16. 7L-4451 [1] ROD  
17. 0S-1616 [2] BOLT  
18. 1B-4330 [6] NUT  
  3B-4504 [6] LOCKWASHER  
19. 9F-6580 [4] BOLT  
 

#UEG0612S0052
 

2N-5910: CONTROL GP-CARBURETOR

2N5910 CARBURETOR CONTROL GROUP
Serial No. 72B627 to 72B694 inclusive
c160083 UEG0612S
2N5910 CONTROL GP-CARBURETOR Parts scheme
  For full view, you need register

Parts for your G379 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-9274 C [2] LEVER  
2. 0T-0573 C [8] BOLT  
  4B-4278 [8] WASHER  
3. 1D-4717 [16] NUT  
  3B-4506 [16] LOCKWASHER  
4. 5L-8463 [1] BRACKET ASSEM.  
5. 3N-9630 C [1] SHAFT ASSEM.  
6. 6L-3353 [5] ROD END  
7. 5L-3291 [2] BEARING  
8. 5L-8464 [1] BRACKET ASSEM.  
9. 0S-1588 [8] BOLT  
10. 3N-9302 C [1] ROD END  
11. 3N-9301 C [1] ROD  
12. 1A-8285 C [5] NUT  
13. 2N-5903 [1] ROD  
14. 2N-5904 [1] LEVER  
15. 0S-1594 [3] BOLT  
16. 7L-4451 [1] ROD  
17. 9F-6580 C [6] BOLT  
18. 1B-4330 [6] NUT  
  3B-4504 [6] LOCKWASHER  
19. 1B-8701 C [3] KEY  
20. 8L-4496 C [1] NUT  
  C   INDICATES CHANGE
 

#UEG0612S0053
 

2N-5910: CONTROL GP-CARBURETOR

2N5910 CONTROL GP-CARBURETOR
S/N 72B695-Up
c346438 UEG0612S
2N5910 CONTROL GP-CARBURETOR Parts scheme
  For full view, you need register

Parts for your G379 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-9274 [2] LEVER  
2. 0T-0573 [8] BOLT  
3. 1D-4717 [16] NUT  
4. 5L-8463 [1] BRACKET AS-SHAFT  
5. 3N-9630 [1] SHAFT AS-CONTROL  
6. 6L-3353 [5] ROD END-BEARING  
7. 5L-3291 [2] BALL BEARING AS  
8. 5L-8464 [1] BRACKET AS-SHAFT  
9. 0S-1588 [8] BOLT  
10. 3N-9302 [1] ROD END-BEARING  
11. 5N-4226 C [1] ROD-CARBURETOR CONTROL  
12. 1A-8285 [5] NUT-JAM  
13. 2N-5903 [1] ROD-CARBURETOR CONTROL  
14. 2N-5904 [1] LEVER  
15. 0S-1594 [3] BOLT  
16. 5N-1774 C [1] ROD-CARBURETOR CONTROL  
17. 9F-6580 C [4] BOLT  
18. 2D-6235 C [6] LOCKNUT  
  5P-0537 C [6] WASHER  
19. 1B-8701 [3] KEY-WOODRUFF  
20. 8L-4496 [1] NUT-JAM  
21. 4B-4278 CB [16] WASHER  
  8B-5084 C [8] SPACER  
22. 5M-2894 C [24] WASHER  
23. 7B-2742 C [2] BOLT  
  7B-5934 C [2] COLLAR  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
 

#UEG0612S0054
 

6L-3383: CARBURETOR AS

6L3383 CARBURETOR ASSEMBLY--R.H.
Part of 6L4223 Carburetor Group shown on Page 28
c301172 UEG0612S
6L3383 CARBURETOR AS Parts scheme
  For full view, you need register

Parts for your G379 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6L-5297 [1] SCREW (Idle)  
  6L-5282 [1] SPRING  
  6L-5290 [1] BODY ASSEM.  
  6L-5286 [1] LEVER ASSEM.  
  6L-5284 [1] LEVER ASSEM.  
  6L-5296 [1] SCREW  
    (Parts of Throttle Assem. 6L5289)
  7H-3171 [1] PLUG  
  6L-5291 [1] ELBOW  
  6L-5283 [2] COVER  
  6L-5281 [2] SPRING (Air Valve)  
  6L-5288 [2] DIAPHRAGM ASSEM.  
  6L-5289 [1] THROTTLE ASSEM.  
  6L-5285 [1] SHAFT  
  6L-5287 [1] DISC  
    (Parts of Throttle Assem. 6L5289)
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  6L-5292 [1] KIT (Bearing)  
    (Includes Bearings, Retainers and Seals)
  6L-5293 [1] KIT (Hardware)  
    (Includes Screw Assemblies and Bolt Assemblies)
  6L-5294 [1] KIT (Gasket)  
    (Includes 2 Gaskets)
  1W-7087 C [1] KIT (bearing)  
    (Includes retainers and seals)
  C   INDICATES CHANGE
 

#UEG0612S0055
 

6L-3384: CARBURETOR AS

6L3384 CARBURETOR ASSEMBLY--L.H.
Part of 6L4223 Carburetor Group shown on Page 28
c182177 UEG0612S
6L3384 CARBURETOR AS Parts scheme
  For full view, you need register

Parts for your G379 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7H-3171 [1] PLUG  
  6L-5291 [1] ELBOW  
  6L-5283 [2] COVER  
  6L-5281 [2] SPRING  
    (Air Valve)
  6L-5288 [2] DIAPHRAGM ASSEM.  
  6L-5289 [1] THROTTLE ASSEM.  
  6L-5285 [1] SHAFT  
  6L-5287 [1] DISC  
    (Parts of Throttle Assem. 6L5289)
  6L-5297 [1] SCREW (Idle)  
  6L-5282 [1] SPRING  
  6L-5314 [1] BODY ASSEM.  
  6L-5286 [1] LEVER ASSEM.  
  6L-5284 [1] LEVER ASSEM.  
  6L-5296 [1] SCREW  
    (Parts of Throttle Assem. 6L5289)
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  6L-5292 [1] KIT (Bearing)  
    (Includes Bearings, Retainers, and Seals)
  6L-5293 [1] KIT (Hardware)  
    (Includes Screw Assemblies and Bolt Assemblies)
  6L-5294 [1] KIT (Gasket)  
    (Includes 2 Gaskets)
  1W-7087 C [1] KIT (bearing)  
    (Includes bearings, retainers, and seals)
  C   INDICATES CHANGE
 

#UEG0612S0056
 

6L-4223: CARBURETOR GP

6L4223 CARBURETOR GROUP
6L3383 & 6L3384 Carburetor Parts Are Shown On Pages 26 & 27
c88562 UEG0612S
6L4223 CARBURETOR GP Parts scheme
  For full view, you need register

Parts for your G379 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6L-4887 [2] ELBOW  
  5M-6214 [2] PLUG  
  6L-3383 [1] CARBURETOR ASSEM.  
    (Right Hand)
  6L-3384 Y [1] CARBURETOR ASSEM.  
    (Left Hand)
    (See Separate Illustration)
  0L-1351 [8] BOLT  
  3B-4506 [8] LOCKWASHER  
  5B-4685 [2] PIN (Taper)  
  3B-7750 [2] NIPPLE  
  6L-5303 [2] GASKET  
  Y   SEPARATE ILLUSTRATION
 

#UEG0612S0057
 

6L-4104: REGULATOR AS

6L4104 REGULATOR ASSEMBLY
Part Of 2N1309 & 3N6671 Gas Pressure Regulator Groups Shown On
Pages 28A, 29 & 82B Thru 82E
c345800 UEG0612S
6L4104 REGULATOR AS Parts scheme
  For full view, you need register

Parts for your G379 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7W-5521 C [1] CAP  
  6L-7154 [1] SPRING SEAT  
    (Upper)
  6L-7141 [1] GASKET  
  7W-2737 C [1] SCREW  
  6L-7140 [1] SPRING (red)  
    -OR-
  7N-2388 CH [1] SPRING (brown)  
  6L-7144 [2] HEAD  
  6L-7156 [12] BOLT  
  4L-6498 [12] NUT  
  6L-7143 [1] DIAPHRAGM  
  6L-7153 [1] HEAD GASKET  
    (Lower)
  6L-7152 [1] BOLT  
  6L-7145 [1] PUSHER POST  
  6L-7146 [1] LEVER  
  6L-7149 [1] PIN  
    (Part of Valve Stem Assem. 6L7148)
  6L-7142 [1] SPRING SEAT  
    (Lower)
  6L-7138 [3] SCREW  
  6L-7136 [1] FLAPPER (Upper)  
  6L-7134 [1] STEM  
  6L-7139 [2] SPRING  
  6L-7135 [1] FLAPPER (Lower)  
  6L-7137 [1] ORIFICE  
  6L-9260 [1] DISC HOLDER ASSEM.  
  2B-7408 [1] PLUG  
  6L-7151 [1] ORIFICE  
  1H-8720 [1] SEAL  
  6L-7157 [2] BOLT  
  7L-3044 [1] REGULATOR BODY  
  6L-7148 [1] VALVE STEM ASSEM.  
  6L-7147 [1] PIN  
  6L-7155 [2] SCREW  
  C   INDICATES CHANGE
  H   NOT PART OF 6L4104 REGULATOR A
 

#UEG0612S0058
 

2N-1309: REGULATOR GP

2N1309 GAS PRESSURE REGULATOR GROUP
Serial No. 72B468 to 72B717 inclusive
6L4104 Regulator parts are shown on Page 28
ALSO AN ATTACHMENT
c115379 UEG0612S
2N1309 REGULATOR GP Parts scheme
  For full view, you need register

Parts for your G379 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3B-9053 [1] FITTING  
  8F-8998 [1] NUT  
    (Part of Fitting 3B9053)
  7L-4882 [2] COMPENSATOR ASSEM.  
  7L-7082 [1] COVER  
  4B-1308 [4] MACHINE SCREW  
  7H-2079 [4] LOCKWASHER  
  7L-7081 [1] GASKET  
  7L-7080 [1] VALVE  
  7L-7079 [1] BODY  
  5B-7666 [1] ELBOW  
  6L-4488 [1] NIPPLE  
  6L-7028 [1] COUPLING  
  4B-0418 [1] CLIP  
  5L-8307 [1] PIPE  
  4S-8458 H TUBE (.500 O.D.) 52"  
  5L-6600 [1] SUPPORT  
  0S-2185 [4] SPACER  
  2H-9866 [1] FITTING  
  8F-8998 [1] NUT  
    (Part of Fitting 2H9866)
  3B-7724 [1] BUSHING  
  0S-1591 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  2H-3708 [4] BOLT  
  3B-4505 [4] LOCKWASHER  
  0S-1588 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  7L-3111 [1] GASKET  
  2N-1101 [1] SUPPORT  
  6L-4104 Y [1] REGULATOR ASSEM.  
    (Separate Illustration)
  3B-9053 [1] FITTING  
  8F-8998 [1] NUT  
    (Part of Fitting 3B9053)
  6B-3685 [2] ELBOW  
  7B-0497 [1] NIPPLE  
  1L-2893 [1] NIPPLE  
  3B-7767 [2] NIPPLE  
  6L-4489 [1] NIPPLE  
  6L-7028 [1] COUPLING ASSEM.  
  3N-2724 C [2] SEAL ASSEM.  
    (Part of 6L7028 Assem.)
  5L-8483 [1] PIPE  
  4S-8458 H TUBE (.500 O.D.) 47.48"  
  2H-9866 [1] FITTING  
  8F-8998 [1] NUT  
    (Part of Fitting 2H9866)
  3B-7724 [1] BUSHING  
  2H-3708 [4] BOLT  
  3B-4505 [4] LOCKWASHER  
  6L-4104 Y [1] REGULATOR ASSEM.  
    (Separate Illustration)
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
  H   ORDER BY THE FOOT
 

#UEG0612S0059
 

2N-1309: REGULATOR GP

2N1309 GAS PRESSURE REGULATOR GROUP
Serial No. 72B718-Up
6L4104 Regulator parts are shown on Page 28
ALSO AN ATTACHMENT
c170344 UEG0612S
2N1309 REGULATOR GP Parts scheme
  For full view, you need register

Parts for your G379 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7K-0498 C [1] ELBOW  
  7L-4882 [2] COMPENSATOR ASSEM.  
  7L-7082 [1] COVER  
  4B-1308 [4] MACHINE SCREW  
  7H-2079 [4] LOCKWASHER  
  7L-7081 [1] GASKET  
  7L-7080 [1] VALVE  
  7L-7079 [1] BODY  
  5B-7666 [1] ELBOW  
  6L-4488 [1] NIPPLE  
  [1] COUPLING  
  5P-1201 CA TUBE 131 cm(51.6 in.)  
  3K-0846 C [2] NUT  
  5L-8307 [1] PIPE  
  5L-6600 [1] SUPPORT  
  0S-2185 [4] SPACER  
  6B-1628 C [1] BUSHING  
  9M-5501 C [1] ELBOW  
  3B-7741 C [1] NIPPLE  
  5P-7039 C [1] CONNECTOR  
  0S-1591 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  2H-3708 [4] BOLT  
  3B-4505 [4] LOCKWASHER  
  0S-1588 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  7L-3111 [1] GASKET  
  2N-1101 [1] SUPPORT ASSEM.  
  6L-4104 Y [1] REGULATOR ASSEM.  
    (Separate Illustration)
  7K-0498 C [1] ELBOW  
  6B-3685 [2] ELBOW  
  7B-0497 [1] NIPPLE  
  1L-2893 [1] NIPPLE  
  6L-4489 [1] NIPPLE  
  6L-7028 [1] COUPLING ASSEM.  
  3N-2724 [2] SEAL ASSEM.  
    (Part of 6L7028 Assem.)
  5L-8483 [1] PIPE  
  5P-1201 CA TUBE 117 cm(46.07 in.)  
  3K-0846 C [2] NUT  
  6B-1628 C [1] BUSHING  
  9M-5501 C [1] ELBOW  
  3B-7741 C [1] NIPPLE  
  5P-7039 C [1] CONNECTOR  
  2H-3708 [4] BOLT  
  3B-4505 [4] LOCKWASHER  
  6L-4104 Y [1] REGULATOR ASSEM.  
    (Separate Illustration)
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
  H   ORDER BY THE CENTIMETER
 

Information:

Caterpillar Parts SIS Catalog G379 :

MANIFOLD GP
3N-1679 MANIFOLD GP
MANIFOLD GP
3N-1679 MANIFOLD GP
VALVE GP-TURBO LUBRICATION
8L-3421 VALVE GP-TURBO LUBRICATION
VALVE GP-TURBO LUBRICATION
8L-3421 VALVE GP-TURBO LUBRICATION
VALVE GP-TURBO LUBRICATION
8L-3421 VALVE GP-TURBO LUBRICATION
VALVE GP-TURBO LUBRICATION
8L-3421 VALVE GP-TURBO LUBRICATION
VALVE GP-TURBO LUBRICATION
8L-3421 VALVE GP-TURBO LUBRICATION
SHIELD GP-TURBOCHARGER
2N-6743 SHIELD GP-TURBOCHARGER
CONTROL GP-CARBURETOR
2N-5910 CONTROL GP-CARBURETOR
CONTROL GP-CARBURETOR
2N-5910 CONTROL GP-CARBURETOR
CONTROL GP-CARBURETOR
2N-5910 CONTROL GP-CARBURETOR
CARBURETOR AS
6L-3383 CARBURETOR AS
CARBURETOR AS
6L-3384 CARBURETOR AS
CARBURETOR GP
6L-4223 CARBURETOR GP
REGULATOR AS
6L-4104 REGULATOR AS
REGULATOR GP
2N-1309 REGULATOR GP

Truck sale:

1984 CAT G379
USD $74,000 
1984 CAT G379

Empire Power Systems
PHOENIX, Arizona
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