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7N1241 FUEL INJECTION PUMP GROUP-SIDE VIEW PART OF 7N1242 GOVERNOR, FUEL INJECTION & FUEL TRANSFER PUMP GROUP SHOWN ON PAGE 189. 7N1185 PUMP & 4N779 FUEL INJECTION HOUSING ASSEMBLY PARTS ARE SHOWN ON PAGES 204 & 205 3408


FUEL SYSTEM
PUMP GP-FUEL INJECTION

GEN SET ENGINE 3408 GEN SET ENGINE 78Z
 3408 GENERATOR SET ENGINE 78Z00001-01143 SEBP1379 3408 78Z   (1982)

FUEL SYSTEM

PUMP GP-FUEL INJECTION
PUMP GP-FUEL INJECTION
7N-6389 PUMP GP-FUEL INJECTION
PUMP GP-FUEL INJECTION
7N-6389 PUMP GP-FUEL INJECTION
PUMP GP-FUEL INJECTION
7N-1241 PUMP GP-FUEL INJECTION
PUMP GP-FUEL INJECTION
7N-1241 PUMP GP-FUEL INJECTION
PUMP GP-FUEL INJECTION
9N-3328 PUMP GP-FUEL INJECTION
PUMP GP-FUEL INJECTION
9N-3328 PUMP GP-FUEL INJECTION
 

#SEBP13790290
 

7N-1241: PUMP GP-FUEL INJECTION

7N1241 FUEL INJECTION PUMP GROUP-SIDE VIEW
PART OF 7N1242 GOVERNOR, FUEL INJECTION & FUEL TRANSFER PUMP GROUP SHOWN
ON PAGE 189. 7N1185 PUMP & 4N779 FUEL INJECTION HOUSING ASSEMBLY PARTS ARE
SHOWN ON PAGES 204 & 205
c413013 SEBP1379
7N1241 PUMP GP-FUEL INJECTION Parts scheme
  For full view, you need register

Parts for your 3408 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3L-5987 [1] COVER  
  8S-5388 [1] GASKET  
2. 2A-0762 [1] BOLT  
3. 9S-4191 [1] PLUG-O-RING  
  3J-1907 [1] SEAL  
4. 6N-2574 [1] COVER  
  4N-1636 [1] GASKET  
5. 8H-9204 [8] WASHER-FELT  
6. 2M-4314 [8] BUSHING  
7. 9S-8008 [2] PLUG-O-RING  
  3D-2824 [2] SEAL-O-RING  
8. 7N-2694 [1] BRACKET AS-CONTROL  
9. 6N-6955 [1] PIN  
10. 7N-2693 [1] SPRING-TORSION  
11. 1T-0284 [1] BOLT-SOCKET HEAD  
12. 4N-1572 [1] LINK-RACK  
13. 4N-0900 [1] RACK-REGULATING RH  
  4N-0901 [1] RACK-REGULATING LH  
14. 1M-1077 [8] SEAL-O-RING  
15. 7N-1185 Y [8] PUMP GP-FUEL INJECTION  
16. 5M-2697 B [8] SPACER 4.32MM(.170IN)THICK  
  2M-4208 B [8] SPACER 4.42MM(.174IN)THICK  
   
  2M-4209 B [8] SPACER 4.52MM(.178IN)THICK  
  2M-4210 B [8] SPACER 4.62MM(.182IN)THICK  
  B [8] SPACER 4.72MM(.186IN)THICK  
  2M-4212 B [8] SPACER 4.83MM(.190IN)THICK  
  5M-2691 B [8] SPACER 4.93MM(.194IN)THICK  
  5S-7189 B [8] SPACER 5.03MM(.198IN)THICK  
17. 4N-0779 Y [1] HOUSING AS-PUMP  
18. 4W-0736 C [8] LIFTER AS  
19. 4W-8140 C [1] CAMSHAFT-FUEL PUMP  
20. 5P-0537 [1] WASHER  
21. 6N-2837 [1] COVER  
22. 1W-1401 [1] SCREW-RACK STOP  
23. 6F-5926 [1] NUT  
  6N-2833 [1] LOCK-SET SCREW  
  1L-5316 [1] PIN-SPRING  
24. 1H-3943 [1] WASHER  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP13790291
 

7N-1241: PUMP GP-FUEL INJECTION

7N1241 FUEL INJECTION PUMP GROUP-END VIEW
PART OF 7N1242 GOVERNOR, FUEL INJECTION & FUEL TRANSFER PUMP GROUP SHOWN
ON PAGE 189
c237683 SEBP1379
7N1241 PUMP GP-FUEL INJECTION Parts scheme
  For full view, you need register

Parts for your 3408 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-0540 [1] PLUG  
  3K-0360 [1] SEAL-O-RING  
2. 7B-2742 [1] BOLT  
  5P-0537 [1] WASHER  
3. 7S-5757 [1] RING-RETAINING  
4. 4N-9767 [1] ADAPTER-GOVERNOR DRIVE  
  8H-3127 [2] BOLT  
5. 4N-9766 [1] PINION-GOVERNOR DRIVE  
6. 6N-2834 [1] WASHER  
7. 6N-2838 [1] SHAFT  
8. 3L-6670 C [1] RETAINER-DRIVE  
9. 6N-2839 [1] SHAFT  
10. 7J-9018 C [2] BOLT-SOCKET HEAD  
11. 6N-2836 [1] LEVER-RACK STOP  
12. 031-0215 C [1] BOLT-SELF LOCKING  
13. 4N-0907 [1] LEVER-SHUT-OFF  
14. 4N-0905 C [1] GEAR-BEVEL (42 TEETH)  
15. 4N-0776 [1] RETAINER  
16. 0S-1618 [3] BOLT  
17. 5M-6214 [1] PLUG-PIPE  
18. 6N-2835 [1] LEVER-SHUT-OFF  
19. 0S-1616 [1] BOLT  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP13790292
 

9N-3328: PUMP GP-FUEL INJECTION

9N3328 FUEL INJECTION PUMP GROUP-PART 1
PART OF 7N8235 & 7N8236 GOVERNOR, FUEL INJECTION & FUEL TRANSFER PUMP
GROUPS SHOWN ON PAGES 190 & 191. 7N1185 FUEL INJECTION PUMP & 7N4574 FUEL
INJECTION & PUMP HOUSING PARTS ARE SHOWN ON PAGES 204 & 206
c234711 SEBP1379
9N3328 PUMP GP-FUEL INJECTION Parts scheme
  For full view, you need register

Parts for your 3408 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-1480 [1] CAMSHAFT  
2. 9N-2505 [8] LIFTER ASSEM.  
3. 9S-4191 [1] PLUG  
  3J-1907 [1] SEAL  
4. 4B-4158 [2] SCREW  
5. 8H-9204 [8] WASHER  
6. 2M-4314 [8] BUSHING  
7. 9S-8008 [2] PLUG  
  3D-2824 [2] SEAL  
8. 1T-0284 [1] BOLT  
9. 7N-2694 [1] BRACKET ASSEM.  
10. 6N-6955 [1] PIN  
11. 7N-2693 [1] SPRING  
12. 4N-1572 [1] LINK  
13. 4N-0900 [1] RACK (R.H.)  
  4N-0901 [1] RACK (L.H.)  
14. 1M-1077 [8] SEAL  
15. 7N-1185 Y [8] PUMP GROUP  
16. 5M-2697 [8] SPACER 4.32 mm(.170 in.) thick  
  2M-4208 [8] SPACER 4.42 mm(.174 in.) thick  
  2M-4209 [8] SPACER 4.52 mm(.178 in.) thick  
  2M-4210 [8] SPACER 4.62 mm(.182 in.) thick  
  [8] SPACER 4.72 mm(.186 in.) thick  
  2M-4212 [8] SPACER 4.83 mm(.190 in.) thick  
  5M-2691 [8] SPACER 4.93 mm(.194 in.) thick  
  5S-7189 [8] SPACER 5.03 mm(.198 in.) thick  
17. 7N-4574 Y [1] HOUSING ASSEM.  
  Y   SEPARATE ILLUSTRATION
 

#SEBP13790293
 

9N-3328: PUMP GP-FUEL INJECTION

9N3328 FUEL INJECTION PUMP GROUP-PART 2
PART OF 7N8235 & 7N8236 GOVERNOR, FUEL INJECTION & FUEL TRANSFER PUMP
GROUPS SHOWN ON PAGES 190 & 191
c222257 SEBP1379
9N3328 PUMP GP-FUEL INJECTION Parts scheme
  For full view, you need register

Parts for your 3408 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-0824 [1] VALVE ASSEM.  
    (Includes)
  7L-8696 [1] SPRING  
2. 3K-0360 [1] SEAL  
3. 8N-0561 C [1] GEAR (idler-9 teeth)  
4. 6N-7695 [1] COVER  
  6L-5897 [2] BOLT  
5. 6N-4165 [1] PINION ASSEM.  
    (Includes)
6. 6N-4090 [1] DOWEL  
7. 8N-0560 C [1] GEAR (drive-11 teeth)  
8. 5M-6214 [1] PLUG  
9. 0S-1618 [3] BOLT  
10. 5F-9144 [1] SEAL  
11. 4N-0776 [1] RETAINER  
12. 4N-0905 [2] GEAR (Bevel - 42 teeth)  
  C   INDICATES CHANGE
 

#SEBP13790294
 

8N-9453: PUMP GP-FUEL INJECTION

8N9453 FUEL INJECTION PUMP GROUP-SIDE VIEW
6N7829 FUEL INJECTION PUMP & 4N779 FUEL INJECTION HOUSING PARTS ARE SHOWN
ON PAGES 204 & 205. PART OF 8N8749 GOVERNOR, FUEL INJECTION & FUEL
TRANSFER PUMP GROUP SHOWN ON PAGE 192
c230779 SEBP1379
8N9453 PUMP GP-FUEL INJECTION Parts scheme
  For full view, you need register

Parts for your 3408 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3L-5987 [1] COVER  
  8S-5388 [1] GASKET  
2. 2A-0762 [1] BOLT  
3. 9S-4191 [1] PLUG  
  3J-1907 [1] SEAL  
4. 6N-2574 [1] COVER  
  4N-1636 [1] GASKET  
5. 8H-9204 [8] WASHER  
6. 2M-4314 [8] BUSHING  
7. 9S-8008 [2] PLUG  
  3D-2824 [2] SEAL  
8. 7N-2694 [1] BRACKET ASSEM.  
    (Includes)
9. 6N-6955 [1] PIN  
10. 7N-2693 [1] SPRING  
11. 1T-0284 [1] BOLT  
12. 4N-1572 [1] LINK  
13. 4N-0900 [1] RACK (R.H.)  
  4N-0901 [1] RACK (L.H.)  
14. 1M-1077 [8] SEAL  
15. 6N-7829 Y [8] PUMP GROUP  
    (Separate Illustration)
16. 5M-2697 [8] SPACER 4.32 mm(.170 in.) thick  
  2M-4208 [8] SPACER 4.42 mm(.174 in.) thick  
  2M-4209 [8] SPACER 4.52 mm(.178 in.) thick  
  2M-4210 [8] SPACER 4.62 mm(.182 in.) thick  
  2M-4211 [8] SPACER 4.72 mm(.186 in.) thick  
  2M-4212 [8] SPACER 4.83 mm(.190 in.) thick  
  5M-2691 [8] SPACER 4.93 mm(.194 in.) thick  
  5S-7189 [8] SPACER 5.03 mm(.198 in.) thick  
17. 4N-0779 Y [1] HOUSING ASSEM.  
    (Separate Illustration)
18. 8N-6981 [8] LIFTER ASSEM.  
19. 9N-3847 [1] CAMSHAFT  
20. 5P-0537 [1] WASHER  
21. 6N-2837 [1] COVER  
22. 1W-1401 [1] SCREW  
23. 6F-5926 [1] NUT  
  6N-2833 [1] LOCK  
  1L-5316 [1] PIN  
24. 1H-3943 [1] WASHER  
25. 9N-6495 [8] SPACER 4.21mm(.165 in.)  
  9N-6496 [8] SPACER 4.11mm(.161 in.)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP13790295
 

8N-9453: PUMP GP-FUEL INJECTION

8N9453 FUEL INJECTION PUMP GROUP-END VIEW
PART OF 8N8749 GOVERNOR, FUEL INJECTION & FUEL TRANSFER PUMP GROUP SHOWN
ON PAGE 192
c230780 SEBP1379
8N9453 PUMP GP-FUEL INJECTION Parts scheme
  For full view, you need register

Parts for your 3408 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-0540 [1] PLUG  
  3K-0360 [1] SEAL  
2. 7B-2742 [1] BOLT  
  5P-0537 [1] WASHER  
3. 7S-5757 [1] RING  
4. 4N-9767 [1] ADAPTER  
  8H-3127 [2] BOLT  
5. 4N-9766 [1] PINION  
6. 6N-2834 [1] WASHER  
7. 6N-2838 [1] SHAFT  
8. 6N-6926 [1] SPRING  
9. 6N-2839 [1] SHAFT  
10. 7J-9018 [2] BOLT  
11. 6N-2836 [1] LEVER  
12. 031-0215 [1] BOLT  
13. 4N-0907 [1] LEVER  
14. 4N-0905 [1] GEAR (42 teeth)  
15. 4N-0776 [1] RETAINER  
16. 0S-1618 [3] BOLT  
17. 5M-6214 [1] PLUG  
18. 6N-2835 [1] LEVER  
19. 0S-1616 [1] BOLT  
 

#SEBP13790296
 

7N-1185: PUMP GP-FUEL INJECTION

7N1185 FUEL INJECTION PUMP GROUP
PART OF 7N1241 & 9N3328 FUEL INJECTION PUMP GROUP SHOWN ON PAGES 198 & 200
c222340 SEBP1379
7N1185 PUMP GP-FUEL INJECTION Parts scheme
  For full view, you need register

Parts for your 3408 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-1066 C [1] WASHER-RETAINER  
2. 1S-7592 [1] SPRING-LIFTER  
3. 7N-1183 [1] PLUNGER AS-FUEL PUMP  
4. 9L-6893 [1] BONNET-VALVE  
5. 9N-0593 [1] CHECK AS-PUMP  
6. 6N-0024 [1] SPRING  
7. 9L-6892 [1] COLLAR-CHECK VALVE  
8. 1M-3506 [1] RING-RETAINER  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP13790297
 

6N-7829: PUMP GP-FUEL INJECTION

6N7829 FUEL INJECTION PUMP GROUP
PART OF 7N6389 & 8N9453 FUEL INJECTION PUMP GROUPS SHOWN ON PGS. 196 & 204
c410424 SEBP1379
6N7829 PUMP GP-FUEL INJECTION Parts scheme
  For full view, you need register

Parts for your 3408 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9L-6892 [1] COLLAR-CHECK VALVE  
2. 6N-0024 [1] SPRING  
3. 9L-6893 [1] BONNET-VALVE  
4. 9N-0593 [1] CHECK AS-PUMP  
5. 7W-1927 C [1] RING-RETAINER  
6. 7W-0182 C [1] PLUNGER & BARREL AS  
7. 7N-1208 [1] SPRING-LIFTER  
8. 7N-1066 [1] WASHER-RETAINER  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP13790298
 

4N-0779: HOUSING AS-PUMP

4N779 FUEL INJECTION HOUSING ASSEMBLY
PART OF 7N1241 & 8N9453 FUEL INJECTION PUMP GROUPS SHOWN ON PGS. 198 & 202
c301090 SEBP1379
4N0779 HOUSING AS-PUMP Parts scheme
  For full view, you need register

Parts for your 3408 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-7266 [1] SHAFT  
2. 7N-0242 [2] BEARING  
3. 8L-6565 [1] PIN  
4. 1S-7984 [2] BEARING  
5. 2M-2489 [2] SEAL  
6. 9S-4160 [2] BEARING  
7. 4M-1474 [4] PIN  
8. 9L-9766 [2] PIN  
9. 6N-8441 [2] BEARING  
10. 4N-0899 [1] DOWEL  
11. 1P-0232 [8] BALL  
  1P-0234 [8] DOWEL  
12. 4N-0775 [2] DOWEL  
13. 5B-9318 [1] BALL  
 

#SEBP13790299
 

7N-4574: HOUSING AS-PUMP

7N4574 FUEL INJECTION AND PUMP HOUSING ASSEMBLY
PART OF 7N6389 & 9N3328 FUEL INJECTION PUMP GROUPS SHOWN ON PGS. 196 & 200
c234712 SEBP1379
7N4574 HOUSING AS-PUMP Parts scheme
  For full view, you need register

Parts for your 3408 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-7266 [1] SHAFT  
2. 7N-0242 [2] BEARING  
3. 5B-9318 [1] BALL  
4. 4N-0775 [2] DOWEL  
5. 8L-6565 [1] PIN  
6. 9S-4160 [2] BEARING  
7. 4M-1474 [4] PIN  
8. 9L-9766 [2] PIN  
9. 6N-8441 [2] BEARING  
10. 4N-0899 [1] DOWEL  
11. 1P-0232 [8] BALL  
  1P-0234 [8] DOWEL  
 

Information:

Truck Engine News
Policy on Testing of Fuel Injectors and Fuel Nozzles {1251}
2008/11/01
Do Not Use the 6V-4022 Fuel Injector Tester to Measure Unit Injector Fuel Flow Rate {0782, 1251, 1254, 1290, 1713}
2008/11/01
Engine News
Policy on Testing of Fuel Injectors and Fuel Nozzles {1251}
2008/11/17
The Pop (Injector) Tester Is not Available for Fuel Injectors {0782, 1251, 1254, 1290, 1713}
2008/11/17
Special Instruction
Creating Fuel Pump, and Fuel Nozzle Reference Parts for Checking Fuel Pump Test Stands and Nozzle Pop Testers{1254}
Creating Fuel Pump, and Fuel Nozzle Reference Parts for Checking Fuel Pump Test Stands and Nozzle Pop Testers{1254}
Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}
Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}
Tool Operating Manual
Using the 4C-6090 Multichannel Temperature Selector Group{0599, 0701, 0706, 1251, 1254, 1290, 1713}
Using the 4C-6090 Multichannel Temperature Selector Group{0599, 0701, 0706, 1251, 1254, 1290, 1713}
Using the TMI System to Retrieve Off Engine Injection Pump Test Specifications for the Fuel Injection Equipment Test Stand{0706, 0782, 1251, 1286}
Using the TMI System to Retrieve Off Engine Injection Pump Test Specifications for the Fuel Injection Equipment Test Stand{0706, 0782, 1251, 1286}
Testing and Adjusting Fuel Injection Pump and Governor on 3064 and 3066 Engines{0374, 0599, 0706}
Testing and Adjusting Fuel Injection Pump and Governor on 3064 and 3066 Engines{0374, 0599, 0706}
Using the 143-2099 Sleeve Replacement Tool Group on 3114, 3116, and 3126 Engines{0374, 0599, 0701, 0706, 0781}
Using the 143-2099 Sleeve Replacement Tool Group on 3114, 3116, and 3126 Engines{0374, 0599, 0701, 0706, 0781}
169-3374 Brass Injector Sleeve Removal Group for 3176 and 3176B Engines{0374, 0599, 0700, 0706}
169-3374 Brass Injector Sleeve Removal Group for 3176 and 3176B Engines{0374, 0599, 0700, 0706}
Service Magazine
Do Not Reuse the Hold Down Bolts for the Fuel Injectors On All Products that Contain C9 Through C32 Engines {1290}
2014/08/14
Policy on Testing of Fuel Injectors and Fuel Nozzles {1251}
2008/11/17
Do Not Use the 6V-4022 Fuel Injector Tester to Measure Unit Injector Fuel Flow Rate {1251, 1254, 1290, 1713}
2008/11/17
The Pop (Injector) Tester Is not Available for Fuel Injectors {0782, 1251, 1254, 1290, 1713}
2008/11/17

Caterpillar Parts SIS Catalog 3408 :

PUMP GP-FUEL INJECTION
7N-6389 PUMP GP-FUEL INJECTION
PUMP GP-FUEL INJECTION
7N-6389 PUMP GP-FUEL INJECTION
PUMP GP-FUEL TRANSFER
4N-1101 PUMP GP-FUEL TRANSFER
PUMP GP-FUEL TRANSFER
4W-5477 PUMP GP-FUEL TRANSFER
PUMP GP-FUEL TRANSFER
4N-1101 PUMP GP-FUEL TRANSFER
PUMP GP-FUEL TRANSFER
4N-1111 PUMP GP-FUEL TRANSFER
PUMP GP-GOV, FUEL INJ & TFR
8N-9268 PUMP GP-GOV, FUEL INJ & TFR
PUMP GP-GOV, FUEL INJ & TFR
8N-9348 PUMP GP-GOV, FUEL INJ & TFR
PUMP GP-FUEL INJECTION
7N-1241 PUMP GP-FUEL INJECTION
PUMP GP-FUEL INJECTION
9N-3328 PUMP GP-FUEL INJECTION
PUMP GP-FUEL INJECTION
9N-3328 PUMP GP-FUEL INJECTION
PUMP GP-FUEL INJECTION
8N-9453 PUMP GP-FUEL INJECTION
PUMP GP-FUEL INJECTION
8N-9453 PUMP GP-FUEL INJECTION
PUMP GP-FUEL INJECTION
7N-1185 PUMP GP-FUEL INJECTION
PUMP GP-FUEL INJECTION
6N-7829 PUMP GP-FUEL INJECTION
HOUSING AS-PUMP
4N-0779 HOUSING AS-PUMP

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Caterpillar 3408 IND, Construction
45,000 
Caterpillar 3408 IND, Construction
- Industrial engines
LOUISIANA CAT POWER SYSTEMS
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