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9N1246 WATER LINES GROUP Serial No. 76R1295-Up Part of 9N1236, 9N1237, 9N1238 & 9N1239 Engine Arrangements listed on Pages 10A, 10B & 10C 1673C


COOLING SYSTEM
LINES GP-WATER
AIR INLET AND EXHAUST SYSTEM
AFTERCOOLER GP
COOLING SYSTEM
PUMP GP-WATER
FAN GP
REGULATOR GP-TEMPERATURE

TRUCK ENGINE 1673C TRUCK ENGINE 76R
 3306 TRUCK ENGINE 76R00371-02778 UEG0830S 1673C 76R   (1978)

COOLING SYSTEM

LINES GP-WATER
LINES GP-WATER
2P-7730 LINES GP-WATER
LINES GP-WATER
2P-7728 LINES GP-WATER
LINES GP-WATER
9N-1245 LINES GP-WATER
LINES GP-WATER
9N-1246 LINES GP-WATER
LINES GP-WATER
2P-7728 LINES GP-WATER
LINES GP-WATER
9N-1248 LINES GP-WATER
 

#UEG0830S0100
 

9N-1246: LINES GP-WATER

9N1246 WATER LINES GROUP
Serial No. 76R1295-Up
Part of 9N1236, 9N1237, 9N1238 & 9N1239 Engine Arrangements listed
on Pages 10A, 10B & 10C
c157884 UEG0830S
9N1246 LINES GP-WATER Parts scheme
  For full view, you need register

Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0T-0065 [1] BOLT 8.89CM(3.50IN)LONG  
2. 0S-1590 [1] BOLT 5.00CM(2IN)LONG  
3. 2P-6132 [1] GASKET-ELBOW  
4. 5P-1256 E HOSE 7.62CM(3IN)  
5. 2P-8870 [1] PIPE-PUMP OUTLET  
6. 0S-1591 [1] BOLT  
7. 5P-0598 [2] CLAMP  
8. 2P-0406 [1] GASKET  
9. 0S-1588 [1] BOLT 3.18CM(1.25IN)LONG  
10. 5M-6213 [1] PLUG  
11. 1B-5174 [2] PLUG-PIPE  
12. 0S-1619 [1] BOLT 7.62CM(3IN)LONG  
  E   ORDER BY THE CENTIMETER
 

#UEG0830S0101
 

2P-7728: LINES GP-WATER

2P7728 WATER LINES GROUP--Elbow
Serial No. 76R675-Up. Only separate parts serviced
Part of 9L5837 Basic Engine Arrangement listed on Page 13
c156366 UEG0830S
2P7728 LINES GP-WATER Parts scheme
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Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-0551 [1] PLUG  
2. 6N-0123 C [1] BONNET  
3. 3J-5390 [1] PLUG  
4. 5F-4899 C [1] BOLT  
5. 2P-2516 [1] GASKET  
6. 0S-1591 C [1] BOLT  
7. 1B-5174 [1] PLUG  
8. 4N-3840 C [1] COVER  
9. 0S-1617 C [2] BOLT  
  9M-1974 C [2] WASHER  
10. 4N-3841 C [1] GASKET  
  C   INDICATES CHANGE
 

#UEG0830S0102
 

9N-1248: LINES GP-WATER

9N1248 WATER LINES GROUP--Aftercooler
Serial No. 76R1295-Up
Part of 9N1236, 9N1237, 9N1238 & 9N1239 Engine Arrangements listed on Pages 10A, 10B & 10C
c157886 UEG0830S
9N1248 LINES GP-WATER Parts scheme
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Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5J-0278 [1] HOSE AS 32.38CM(12.75IN)  
2. 1F-9369 [1] TEE-SERVICE  
3. 6B-7440 [1] PLUG-PIPE  
4. 5M-5860 [3] SEAL-O-RING  
5. 1A-9579 [8] BOLT  
6. 9M-1974 [1] WASHER  
7. 9L-6764 [1] TUBE AS-OUTLET  
8. 5P-0597 [2] CLAMP  
9. 4N-8841 [1] HOSE 7.62CM(3IN)LONG  
10. 9L-6753 [1] TUBE AS-BONNET  
11. 0S-1594 [2] BOLT  
12. 5M-2894 [2] WASHER  
13. 2A-3541 [1] GASKET  
14. 9L-6762 [1] TUBE AS-SUPPLY  
 

#UEG0830S0103
 

4N-8267: AFTERCOOLER GP-WATER

4N8267 AFTERCOOLER GROUP
Serial No. 76R1295-Up
c217478 UEG0830S
4N8267 AFTERCOOLER GP-WATER Parts scheme
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Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1D-4539 [4] BOLT  
2. 9M-1974 [24] WASHER  
3. 9N-0847 [1] COVER ASSEM.  
    (Includes)
4. 1H-6525 [4] HELI-COIL INSERT  
5. 1A-9579 [20] BOLT  
6. 5M-6214 [1] PLUG  
7. 9L-5880 [1] CORE ASSEM.  
8. 6L-1648 [2] SEAL  
9. 9L-5903 [2] ADAPTER  
  9L-5904 [2] GASKET  
10. 0S-1594 [8] BOLT  
11. 5M-2894 [12] WASHER  
12. 5S-6735 [2] GASKET  
13. 5M-6213 [1] PLUG  
    -OR-
  2B-0858 C [1] PLUG (countersunk)  
14. 9L-6765 [1] HOUSING  
15. 9L-5908 [2] GASKET  
16. 9L-2625 [1] FLANGE  
  1N-9372 [1] GASKET  
17. 0L-2070 [4] BOLT  
  C   INDICATES CHANGE
 

#UEG0830S0104
 

2P-0661: PUMP GP-WATER

2P661 WATER PUMP GROUP
Serial No. 76R371 to 76R1608 inclusive
See Page 17 for Gasket Kits
c165250 UEG0830S
2P0661 PUMP GP-WATER Parts scheme
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Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0L-1351 C [2] BOLT  
2. 6N-8190 C [1] GASKET  
3. 4N-6556 [1] SEAL ASSEM.  
4. 8S-7762 [1] RING  
5. 8S-8821 [1] SEAL  
6. 8H-9520 [1] SEAL  
7. 1K-6985 H [1] RING  
8. 5P-0076 H [1] BOLT  
  3B-4506 H [1] LOCKWASHER  
9. 6H-3957 H [2] BEARING  
10. 2P-0659 [1] GEAR ASSEM. (40 teeth)  
11. 2L-5893 [2] PIN  
12. 5F-3106 [1] SEAL  
13. 5M-6213 H [1] PLUG  
14. 6N-8413 C [1] HOUSING  
15. 8S-9191 [2] BOLT  
16. 2P-0404 [1] COVER  
17. 6N-8411 HC [1] IMPELLER  
18. 4L-6454 H [1] BOLT  
  9M-6527 H [1] WASHER  
19. 1P-9929 H [1] SHAFT  
20. 5M-2894 C [4] WASHER  
  7N-4663 C [1] REBUILD KIT  
    (Consists of parts marked H)
  C   INDICATES CHANGE
 

#UEG0830S0105
 

2P-0661: PUMP GP-WATER

2P661 WATER PUMP GROUP
Serial No. 76R1609-Up. Part of 9L5837 Basic Engine Arrangement listed
on Page 13. See Page 17 for Gasket Kits
c212633 UEG0830S
2P0661 PUMP GP-WATER Parts scheme
  For full view, you need register

Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0L-1351 C [2] BOLT  
2. 6N-8190 C [1] GASKET  
3. 4N-6556 [1] SEAL ASSEM.  
4. 8S-7762 [1] RING  
5. 8S-8821 [1] SEAL  
6. 8H-9520 [1] SEAL  
7. 1K-6985 H [1] RING  
8. 5P-0076 H [1] BOLT  
  3B-4506 H [1] LOCKWASHER  
9. 6H-3957 H [2] BEARING  
10. 2P-0659 [1] GEAR ASSEM. (40 teeth)  
11. 2L-5893 [2] PIN  
12. 5F-3106 [1] SEAL  
13. 5M-6213 [1] PLUG  
14. 6N-8413 C [1] HOUSING  
15. 8S-9191 [2] BOLT  
16. 2P-0404 [1] COVER  
17. 6N-8411 C [1] IMPELLER  
18. 4L-6454 [1] BOLT  
  9M-6527 [1] WASHER  
19. 1P-9929 [1] SHAFT  
20. 5M-2894 C [4] WASHER  
  7N-4663 C [1] REBUILD KIT  
    (Consists of parts marked h)
  C   INDICATES CHANGE
 

#UEG0830S0106
 

9L-5510: FAN GP-SUCTION

9L5510 SUCTION FAN GROUP
FOR USE WITH 9L6094 FAN DRIVE GROUP SHOWN ON PAGE 28
AN ATTACHMENT
c217733 UEG0830S
9L5510 FAN GP-SUCTION Parts scheme
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Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9L-0899 [1] FAN  
2. 0T-0573 C [6] BOLT  
3. 5M-2894 C [6] WASHER  
  C   INDICATES CHANGE
 

#UEG0830S0107
 

9L-6051: FAN GP-SUCTION

9L6051 SUCTION FAN GROUP
AN ATTACHMENT
c204385 UEG0830S
9L6051 FAN GP-SUCTION Parts scheme
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Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9L-0898 [1] FAN GP-SUCTION  
2. 0S-1619 C [6] BOLT  
  5M-2894 [6] WASHER  
  C   CHANGE FROM PREVIOUS TYPE
 

#UEG0830S0108
 

9N-1344: FAN GP-SUCTION

9N1344 SUCTION FAN GROUP
AN ATTACHMENT
c157584 UEG0830S
9N1344 FAN GP-SUCTION Parts scheme
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Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9L-4306 [1] FAN AS  
2. 0S-1619 [6] BOLT  
  5M-2894 [6] WASHER  
 

#UEG0830S0109
 

9L-5795: REGULATOR GP

9L5795 HOUSING AND REGULATOR GROUP
Serial No. 76R371 to 76R784 inclusive
c201167 UEG0830S
9L5795 REGULATOR GP Parts scheme
  For full view, you need register

Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1B-5174 [4] PLUG  
2. 3J-5390 [1] PLUG  
3. 1P-9989 [1] PIPE  
4. 2P-3768 [1] REGULATOR  
5. 2P-3214 [4] BOLT  
6. 2P-2715 [2] GASKET  
7. 2B-0858 [4] PLUG  
8. 9L-5661 [1] HOUSING  
 

Information:

Truck Engine News
New Water Temperature Regulator Helps Prevent Engine Overcooling
1984/02/15
Check For Interference Between Water Temperature Regulator And Cylinder Head Bore
1985/05/01
Water Temperature Regulators (Thermostats) Have Been Redesigned {1355, 1380, 1393}
2009/07/01
Engine News
New Gasket Used In Water Lines Group For Aftercooler
1979/09/19
Special Instruction
3306 Cylinder Head To Block Joint Repair Procedure{1124, 1101, 1201}
3306 Cylinder Head To Block Joint Repair Procedure{1124, 1101, 1201}
Specifications
Water Temperature Regulators
3306 DIESEL TRUCK ENGINE
Temperature Regulator
1673 DIESEL TRUCK ENGINE
Disassembly and Assembly
Water Temperature Regulator
3306 DIESEL TRUCK ENGINE
Water Temperature Regulator
1673 DIESEL TRUCK ENGINE
Service Magazine
New Water Temperature Regulator Helps Prevent Engine Overcooling{1355}
1984/01/30
Check For Interference Between Water Temperature Regulator And Cylinder Head Bore{1355}
1985/05/13
Easy Five-Minute Coolant Conditioner Test With 8T5296 Coolant Conditioner Test Kit{1395,0786}
1987/03/23
5P957 And 5P3514 Coolant And Battery Tester{0786,1395,1401}
1987/03/23
How To Identify Failures To Electric Jacket Water Heaters{1383}
1988/04/18
Ways To Prevent Overcooling Of 3306B (63Z, 76R) Truck Engines{1355}
1988/05/23
New Gasket Used In Water Lines Group For Aftercooler {1380,1063}
1979/09/10
New Publication Available-"Coolant And Your Engine"{1395,0374,0375}
1989/02/13
Engine Coolant Can Be Recycled{1395}
1989/11/13

Caterpillar Parts SIS Catalog 1673C :

LINES GP-WATER
9N-1245 LINES GP-WATER
LINES GP-WATER
2P-7728 LINES GP-WATER
LINES GP-WATER
2P-7730 LINES GP-WATER
COOLER GP-ENGINE OIL
2P-7738 COOLER GP-ENGINE OIL
FUMES DISPOSAL GP
4N-3325 FUMES DISPOSAL GP
FILLER GP-OIL
9N-2326 FILLER GP-OIL
FILLER GP-OIL
9N-1869 FILLER GP-OIL
BREATHER GP
1P-4244 BREATHER GP
LINES GP-WATER
2P-7728 LINES GP-WATER
LINES GP-WATER
9N-1248 LINES GP-WATER
AFTERCOOLER GP-WATER
4N-8267 AFTERCOOLER GP-WATER
PUMP GP-WATER
2P-0661 PUMP GP-WATER
PUMP GP-WATER
2P-0661 PUMP GP-WATER
FAN GP-SUCTION
9L-5510 FAN GP-SUCTION
FAN GP-SUCTION
9L-6051 FAN GP-SUCTION
FAN GP-SUCTION
9N-1344 FAN GP-SUCTION

Truck sale:

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