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4N1817 CYLINDER HEAD GROUP*R ENGINE SERIAL NO. 48W4828 TO 48W6740 INCLUSIVE 6N9979 CYLINDER HEAD PARTS ARE SHOWN ON PAGE 12 768C


BASIC ENGINE
CYLINDER HEAD GP

TRACTOR 768C TRACTOR 02X
 768C TRACTOR 02X00001-00349 (MACHINE) POWERED BY 3408 ENGINE SEBP1220 768C 02X   (1978)

BASIC ENGINE

CYLINDER HEAD GP
CYLINDER HEAD GP
4N-1817 CYLINDER HEAD GP
CYLINDER HEAD GP
4N-1817 CYLINDER HEAD GP
CYLINDER HEAD GP
4N-1816 CYLINDER HEAD GP
CYLINDER HEAD GP
4N-1816 CYLINDER HEAD GP
CYLINDER HEAD GP
4N-1816 CYLINDER HEAD GP
CYLINDER HEAD GP
1W-9802 CYLINDER HEAD GP
CYLINDER HEAD GP
6N-9979 CYLINDER HEAD GP
CYLINDER HEAD GP
7N-0857 CYLINDER HEAD GP
CYLINDER HEAD AS
1W-9800 CYLINDER HEAD AS
CYLINDER HEAD AS
1W-9799 CYLINDER HEAD AS
 

#SEBP12200020
 

4N-1817: CYLINDER HEAD GP

4N1817 CYLINDER HEAD GROUP*R
ENGINE SERIAL NO. 48W4828 TO 48W6740 INCLUSIVE
6N9979 CYLINDER HEAD PARTS ARE SHOWN ON PAGE 12
c211632 SEBP1220
4N1817 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your 768C TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-3714 [8] CHAMBER ASSEM.  
2. 2S-2251 [8] SEAL  
3. 4N-7253 [8] GASKET  
4. 5M-6214 C [2] PLUG  
5. 6N-9979 CY [2] CYLINDER HEAD  
    (Separate Illustration)
6. 0L-1352 [11] BOLT  
7. 3J-5390 [2] PLUG  
8. 3J-5389 [2] PLUG  
9. 1B-5174 [2] PLUG  
10. 4S-6137 [16] STUD  
11. 4N-1820 [2] GASKET  
12. 2H-3750 [28] BOLT  
  5H-1504 [28] WASHER  
13. 4N-2269 [32] SEAL  
14. 5P-0063 [4] PLUG  
15. 4N-0932 [2] PLUG  
16. 0T-0055 [1] BOLT  
17. 5M-2894 [9] WASHER  
18. 5B-2638 [3] BOLT  
19. 6N-6494 [1] SUPPORT  
20. 6N-6493 [1] SUPPORT  
21. 2B-0858 [2] PLUG  
22. 9N-2607 [1] BRACKET  
23. 0S-1591 [2] BOLT  
24. 9N-2583 [1] BRACKET  
25. 8S-9191 [3] BOLT  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP12200021
 

4N-1817: CYLINDER HEAD GP

4N1817 CYLINDER HEAD GROUP*R
ENGINE SERIAL NO. 48W6741 TO 12523,12528 AND 48W12532 INCLUSIVE
6N9979 CYLINDER HEAD PARTS ARE SHOWN ON PAGE 12
c224901 SEBP1220
4N1817 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your 768C TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-3714 [8] CHAMBER ASSEM.  
2. 2S-2251 [8] SEAL  
3. 4N-7253 [8] GASKET  
4. 5M-6214 [2] PLUG  
5. 6N-9979 Y [2] CYLINDER HEAD  
    (Separate Illustration)
6. 0L-1352 [11] BOLT  
7. 3J-5390 [2] PLUG  
8. 3J-5389 [2] PLUG  
9. 1B-5174 [2] PLUG  
10. 4S-6137 [16] STUD  
11. 4N-1820 [2] GASKET  
12. 2H-3750 [28] BOLT  
  5H-1504 [28] WASHER  
13. 4N-2269 [32] SEAL  
14. 5P-0063 [4] PLUG  
15. 4N-0932 [2] PLUG  
16. 1A-5183 C [2] BOLT  
17. 5M-2894 C [5] WASHER  
18. 5B-2638 C [2] BOLT  
19. 6N-6731 C [1] SUPPORT  
20. 6N-6732 C [1] SUPPORT  
21. 2B-0858 [2] PLUG  
22. 9N-2607 [1] BRACKET  
23. 0S-1591 [2] BOLT  
24. 9N-2583 [1] BRACKET  
25. 8S-9191 [3] BOLT  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP12200022
 

4N-1816: CYLINDER HEAD GP

4N1816 CYLINDER HEAD GROUP*R
ENGINE SERIAL NO. 48W12524 TO 12527,12529 TO 12531 AND 48W12533 TO
48W13025 INCLUSIVE 6N9979 CYLINDER HEAD PARTS ARE SHOWN ON PAGE 12
c173785 SEBP1220
4N1816 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your 768C TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-5898 [8] ADAPTER ASSEM.  
2. 2S-2251 [8] SEAL  
3. 4N-7253 [8] GASKET  
4. 5M-6214 [2] PLUG  
5. 6N-9979 Y [2] CYLINDER HEAD GROUP  
    (Separate Illustration)
6. 0L-1352 [11] BOLT  
7. 3J-5390 [2] PLUG  
8. 3J-5389 [2] PLUG  
9. 1B-5174 [2] PLUG  
10. 4S-6137 [16] STUD  
11. 4N-1820 [2] GASKET  
12. 2H-3750 [28] BOLT  
  5H-1504 [28] WASHER  
13. 4N-2269 [32] SEAL  
14. 5P-0063 [4] PLUG  
15. 4N-0932 [2] PLUG  
16. 1A-5183 C [2] BOLT  
17. 5M-2894 C [5] WASHER  
18. 5B-2638 C [2] BOLT  
19. 6N-6731 C [1] SUPPORT (L.H.)  
20. 6N-6732 C [1] SUPPORT (R.H.)  
21. 2B-0858 [2] PLUG  
22. 8S-9191 [3] BOLT  
23. 0S-1591 [2] BOLT  
24. 9N-2607 [1] BRACKET  
25. 9N-2583 [1] BRACKET  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP12200023
 

4N-1816: CYLINDER HEAD GP

4N1816 CYLINDER HEAD GROUP*R
ENGINE SERIAL NO. 48W13026 TO 48W17630 INCLUSIVE
7N857 CYLINDER HEAD PARTS ARE SHOWN ON PAGE 12A
c234689 SEBP1220
4N1816 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your 768C TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8N-9457 C [8] ADAPTER ASSEM.  
2. 2S-2251 [8] SEAL  
3. 4N-7253 [8] GASKET  
4. 5M-6214 [2] PLUG  
5. 7N-0857 CY [2] CYLINDER HEAD GROUP  
    (Separate Illustration)
6. 0L-1352 [11] BOLT  
7. 3J-5390 [2] PLUG  
8. 3J-5389 [2] PLUG  
9. 1B-5174 [2] PLUG  
10. 4S-6137 [16] STUD  
11. 4N-1820 [2] GASKET  
12. 2H-3750 [28] BOLT  
  5H-1504 [28] WASHER  
13. 4N-2269 [32] SEAL  
14. 5P-0063 [4] PLUG  
15. 4N-0932 [2] PLUG  
16. 1A-5183 [2] BOLT  
17. 5M-2894 [5] WASHER  
18. 5B-2638 [2] BOLT  
19. 6N-6731 [1] SUPPORT (L. H.)  
20. 6N-6732 [1] SUPPORT (R. H.)  
21. 2B-0858 [2] PLUG  
22. 8S-9191 [3] BOLT  
23. 0S-1591 [2] BOLT  
24. 9N-2607 [1] BRACKET  
25. 9N-2583 [1] BRACKET  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP12200024
 

4N-1816: CYLINDER HEAD GP

4N1816 CYLINDER HEAD GROUP*R
ENGINE SERIAL NO. 48W17631-UP
1W9802 HEAD PARTS ARE SHOWN ON PAGE 11F
c312645 SEBP1220
4N1816 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your 768C TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-9757 C [8] ADAPTER AS  
2. 2S-2251 [8] SEAL-O-RING  
3. 4N-7253 [8] GASKET-CHAMBER  
4. 5M-6214 B [2] PLUG-PIPE  
5. 1W-9802 CY [2] CYLINDER HEAD GP  
6. 0L-1352 [11] BOLT  
7. 3J-5390 [2] PLUG  
8. 3J-5389 [2] PLUG  
9. 1B-5174 [2] PLUG-PIPE  
10. 4S-6137 [16] STUD-TAPERLOCK  
11. 2W-7984 C [2] GASKET-CYLINDER HEAD  
12. 2H-3750 [28] BOLT  
  5H-1504 [28] WASHER-HARD  
13. 4W-1055 C [32] SEAL-WATER  
14. 5P-0063 B [4] PLUG-CUP  
15. 4N-0932 B [2] PLUG-CUP  
16. 1A-5183 [2] BOLT  
17. 5M-2894 [5] WASHER  
18. 5B-2638 [2] BOLT  
19. 6N-6731 [1] SUPPORT-GEAR HSG (LH)  
20. 6N-6732 [1] SUPPORT-GEAR HSG (RH)  
21. 2B-0858 [2] PLUG-PIPE  
22. 8S-9191 [3] BOLT  
23. 0S-1591 [2] BOLT  
24. 1W-5207 [1] BRACKET-FUEL PUMP  
25. 9N-2583 [1] BRACKET-FUEL PUMP  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP12200025
 

1W-9802: CYLINDER HEAD GP

1W9802 CYLINDER HEAD GROUP
ENGINE SERIAL NO. 48W17631-UP
PART OF 4N1816 CYLINDER HEAD
1W9799 HEAD PARTS ARE SHOWN ON PAGE 12B
c312646 SEBP1220
1W9802 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your 768C TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-5906 [16] SPRING-VALVE  
2. 6N-7175 [16] ROTOCOIL AS  
    (EACH INCLUDES)
  6N-7154 [1] ROTOCOIL AS  
3. 6N-7174 [1] SHIELD-OIL  
4. 1W-9799 Y [1] CYLINDER HEAD AS  
5. 2N-5775 [8] DOWEL  
6. 4N-2803 [16] GUIDE-VALVE  
7. 1W-3859 [8] VALVE-INLET  
8. 1W-3860 [8] VALVE-EXHAUST  
9. 2A-4429 [32] LOCK-RETAINER  
  Y   SEPARATE ILLUSTRATION
 

#SEBP12200026
 

6N-9979: CYLINDER HEAD GP

6N9979 CYLINDER HEAD GROUP
ENGINE SERIAL NO. 48W4828 TO 48W13025 INCLUSIVE
PART OF 4N1817 AND 4N1816 CYLINDER HEAD GROUPS SHOWN ON PAGES 11,11B & 11C
c176663 SEBP1220
6N9979 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your 768C TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-5906 [16] SPRING  
2. 6N-7175 [16] ROTOCOIL ASSEM.  
    (Each Includes)
3. 6N-7174 C [1] SHIELD  
4. 6N-9978 [1] HEAD ASSEM.  
    (Includes)
5. 4N-5893 [8] INSERT (intake)  
  4S-8898 H [8] INSERT .13mm(.005 in.)oversize  
  4S-8899 H [8] INSERT .26mm(.010in.)oversize)  
6. 9S-9699 [8] INSERT (exhaust)  
  4S-8902 H [8] INSERT .13 mm(.005 in.)oversize  
  4S-8903 H [8] INSERT .26mm(.010in.)oversize  
7. 3B-0623 [8] PLUG  
8. 4N-2803 [16] GUIDE  
9. 2N-5775 [8] DOWEL  
10. 3B-0645 [6] PLUG  
11. 4N-5654 [8] VALVE (intake)  
12. 7N-4580 C [8] VALVE (exhaust)  
13. 2A-4429 [32] LOCK  
  C   INDICATES CHANGE
  H   NOT PART OF 6N9979 GROUP
 

#SEBP12200027
 

7N-0857: CYLINDER HEAD GP

7N857 CYLINDER HEAD GROUP
ENGINE SERIAL NO. 48W13026 TO 48W17630 INCLUSIVE
PART OF 4N1816 CYLINDER HEAD GROUP SHOWN ON PAGE 11D
c234690 SEBP1220
7N0857 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your 768C TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-5906 [16] SPRING-VALVE  
2. 6N-7175 [16] ROTOCOIL AS  
    (EACH INCLUDES)
3. 6N-7174 [1] SHIELD-OIL  
4. 7N-0858 R [1] CYLINDER HEAD AS  
5. 4N-5893 [8] INSERT-INLET  
  4S-8898 A [8] INSERT .13MM(.005IN)OVERSIZE  
  4S-8899 A [8] INSERT .26MM(.010IN)OVERSIZE  
6. 9S-9699 [8] INSERT-SEAT (EXHAUST)  
  4S-8902 A [8] INSERT .13MM(.005IN)OVERSIZE  
  4S-8903 A [8] INSERT .26MM(.010IN)OVERSIZE  
7. 3B-0623 [8] PLUG-CUP  
8. 4N-2803 [16] GUIDE-VALVE  
9. 2N-5775 [8] DOWEL  
10. 3B-0645 [6] PLUG-CUP  
11. 4N-5654 [8] VALVE-INLET  
12. 7N-4580 [8] VALVE-EXHAUST  
13. 2A-4429 [32] LOCK-RETAINER  
  A   NOT PART OF THIS GROUP
  R   REMFG PART MAY BE AVAILABLE
 

#SEBP12200028
 

1W-9800: CYLINDER HEAD AS

1W9800 CYLINDER HEAD ASSEMBLY-FIELD INSTALLATION
ENGINE SERIAL NO. 48W17631-UP
1W9799 HEAD PARTS ARE SHOWN ON PAGE 12B
c312759 SEBP1220
1W9800 CYLINDER HEAD AS Parts scheme
  For full view, you need register

Parts for your 768C TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-2803 [16] GUIDE-VALVE  
2. 2N-5775 [8] DOWEL  
3. 1W-9799 Y [1] CYLINDER HEAD AS  
  Y   SEPARATE ILLUSTRATION
 

#SEBP12200029
 

1W-9799: CYLINDER HEAD AS

1W9799 CYLINDER HEAD ASSEMBLY
ENGINE SERIAL NO. 48W17631-UP
PART OF 1W9802 & 1W9800 CYLINDER HEAD GROUPS
SHOWN ON PAGES 11F & 12B
c312756 SEBP1220
1W9799 CYLINDER HEAD AS Parts scheme
  For full view, you need register

Parts for your 768C TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-0645 [6] PLUG-CUP  
2. 3B-0623 [8] PLUG-CUP  
3. 9S-9699 [8] INSERT-SEAT (EXHAUST)  
  4S-8902 A [8] INSERT  
    .13MM(.005IN)OVERSIZE
  4S-8903 A [8] INSERT  
    .26MM(.010IN)OVERSIZE
4. 4N-5893 [8] INSERT-INLET  
  4S-8898 A [8] INSERT  
    .13MM(.005IN)OVERSIZE
  4S-8899 A [8] INSERT  
    .26MM(.010IN)OVERSIZE
  A   NOT PART OF THIS GROUP
 

Information:

Engine News
A New Water Seal Assembly Is Now Used on All 3408, 3412, C27 and C32 Commercial Engines {1100, 7555}
2013/05/13
Special Instruction
Installation of 0R1160, 0R1161 and 0R1248 Remanufactured Cylinder Head Groups{1100}
Installation of 0R1160, 0R1161 and 0R1248 Remanufactured Cylinder Head Groups{1100}
3400 Cylinder Head To Block Joint Repair Procedure{1124}
3400 Cylinder Head To Block Joint Repair Procedure{1124}
Use Of The 5P7333 Tool Group For Bridge Dowel Repair{1101}
Use Of The 5P7333 Tool Group For Bridge Dowel Repair{1101}
Installation Of 7N9013 Gasket Service Group{1101, 1221}
Installation Of 7N9013 Gasket Service Group{1101, 1221}
Use Of The 1P7451 Valve Guide Honing Group{0673, 1104}
Use Of The 1P7451 Valve Guide Honing Group{0673, 1104}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Use Of 6V4805 Valve Seat Insert Puller Group{0703}
Use Of 6V4805 Valve Seat Insert Puller Group{0703}
Installation Of 2W3815 Or 5N93 Inserts{1217}
Installation Of 2W3815 Or 5N93 Inserts{1217}
Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}
Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}
Use Of 6V9050 Exhaust Stud Removal Group{1100}
Use Of 6V9050 Exhaust Stud Removal Group{1100}
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}
Service Letter-NACD
Product Support Program For Replacing Failed Cylinder Head Gaskets On Certain D8L, D8N, D9N, And D10N Tractors; 16G Motor Graders; D35HP, D40D, D400, And D400D Articulated Dump Trucks; 245, And 245B Excavators; 589 Pipelayers; 621E, 623E, 627E, 631E, 637E, 651E, And 657E Wheel Tractors; 657E Scrapers; 768C And 772B Tractors; 769C And 773B Trucks; 824C And 834B Wheel Tractors; 825C Compactors; 826C Landfill Compactors; And 980C, 988B, And 992C Wheel Loaders
Product Support Program For Replacing Failed Cylinder Head Gaskets On Certain D8L, D8N, D9N, And D10N Tractors; 16G Motor Graders; D35HP, D40D, D400, And D400D Articulated Dump Trucks; 245, And 245B Excavators; 589 Pipelayers; 621E, 623E, 627E, 631E, 637E, 651E, And 657E Wheel Tractors; 657E Scrapers; 768C And 772B Tractors; 769C And 773B Trucks; 824C And 834B Wheel Tractors; 825C Compactors; 826C Landfill Compactors; And 980C, 988B, And 992C Wheel Loaders
Service Letter-Australia
Product Support Program For Replacing Failed Cylinder Head Gaskets On Certain D8L, D8N, D9N, And D10N Tractors; 16G Motor Graders; D35HP, D40D, D400, And D400D Articulated Dump Trucks; 245, And 245B Excavators; 589 Pipelayers; 621E 623E, 627E, 631E, 637E, 651E, And 657E Wheel Tractors; 657E Scrapers; 768C And 772B Tractors; 769C And 773B Trucks; 824C And 834C Wheel Tractors; 825C Compactors; 826C Landfill Compactors; And 980C, 988B, And 992C Wheel Loaders
Product Support Program For Replacing Failed Cylinder Head Gaskets On Certain D8L, D8N, D9N, And D10N Tractors; 16G Motor Graders; D35HP, D40D, D400, And D400D Articulated Dump Trucks; 245, And 245B Excavators; 589 Pipelayers; 621E 623E, 627E, 631E, 637E, 651E, And 657E Wheel Tractors; 657E Scrapers; 768C And 772B Tractors; 769C And 773B Trucks; 824C And 834C Wheel Tractors; 825C Compactors; 826C Landfill Compactors; And 980C, 988B, And 992C Wheel Loaders
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Technical Information Bulletin
Failures of the 4W-5733 Valve Adapter and the 4W-5719 Adapter As on Certain 3408 and 3412 Engines{1100}
Failures of the 4W-5733 Valve Adapter and the 4W-5719 Adapter As on Certain 3408 and 3412 Engines{1100}
Specifications
Valves, Valve Springs And Valve Seat Inserts
3408C ENGINE FOR CATERPILLAR BUILT MACHINES
Cylinder Heads
3408C ENGINE FOR CATERPILLAR BUILT MACHINES
Cylinder Heads
3408 VEHICULAR ENGINE
Tool Operating Manual
Operating Instructions for 155-1536 Valve Recession Tool Kit for all G3500 and 3500 Engines{0374, 0599, 0701, 0703, 0759, 0767}
Operating Instructions for 155-1536 Valve Recession Tool Kit for all G3500 and 3500 Engines{0374, 0599, 0701, 0703, 0759, 0767}
Operating Instructions for 148-2997 Valve Recession Tool Group Used On 3600, G3600, and C175 Engines{0374, 0599, 0701, 0703, 0759}
Operating Instructions for 148-2997 Valve Recession Tool Group Used On 3600, G3600, and C175 Engines{0374, 0599, 0701, 0703, 0759}
185-5321 Cylinder Head Lifting Hook Assembly{0599, 0632, 0703, 1101, 6459}
185-5321 Cylinder Head Lifting Hook Assembly{0599, 0632, 0703, 1101, 6459}
188-3922 Broken Exhaust Bolt and Stud Removal Group for 3114, 3116, 3126, 3126B, 3176, 3176B, C-10, and C12 Engines{0374, 0599, 0701, 0702, 0703}
188-3922 Broken Exhaust Bolt and Stud Removal Group for 3114, 3116, 3126, 3126B, 3176, 3176B, C-10, and C12 Engines{0374, 0599, 0701, 0702, 0703}
CRB Valve Spring Testers 8S-2263 and 4C-9496{0374, 0599, 0700, 0701, 1108}
CRB Valve Spring Testers 8S-2263 and 4C-9496{0374, 0599, 0700, 0701, 1108}
{0374, 0599, 0629, 0632, 0700, 0701, 1100, 1101}
{0374, 0599, 0629, 0632, 0700, 0701, 1100, 1101}
M0088789: 550-9152 Gage Ring Assembly {0374, 0599, 0700, 0701, 0759, 1100, 1105}
M0088789: 550-9152 Gage Ring Assembly {0374, 0599, 0700, 0701, 0759, 1100, 1105}
Service Letter-China
Product Support Program For Replacing Failed Cylinder Head Gaskets On Certain D8L, D8N, D9N, And D10N Tractors; 16G Motor Graders; D35HP, D40D, D400, And D400D Articulated Dump Trucks; 245, And 245B Excavators; 589 Pipelayers; 621E 623E, 627E, 631E, 637E, 651E, And 657E Wheel Tractors; 657E Scrapers; 768C And 772B Tractors; 769C And 773B Trucks; 824C And 834C Wheel Tractors; 825C Compactors; 826C Landfill Compactors; And 980C, 988B, And 992C Wheel Loaders
Product Support Program For Replacing Failed Cylinder Head Gaskets On Certain D8L, D8N, D9N, And D10N Tractors; 16G Motor Graders; D35HP, D40D, D400, And D400D Articulated Dump Trucks; 245, And 245B Excavators; 589 Pipelayers; 621E 623E, 627E, 631E, 637E, 651E, And 657E Wheel Tractors; 657E Scrapers; 768C And 772B Tractors; 769C And 773B Trucks; 824C And 834C Wheel Tractors; 825C Compactors; 826C Landfill Compactors; And 980C, 988B, And 992C Wheel Loaders
Service Letter-Asia
Reuse And Salvage Guidelines
Engine Valve Failure Modes{1100, 1105}
Engine Valve Failure Modes{1100, 1105}
Reuse and Salvage for Cylinder Head Assemblies {1100, 1101, 1103, 1104, 1105, 1106, 1108, 1109, 1115, 1117, 1121, 1124, 1125}
Reuse and Salvage for Cylinder Head Assemblies {1100, 1101, 1103, 1104, 1105, 1106, 1108, 1109, 1115, 1117, 1121, 1124, 1125}
Reuse & Salvage for Valvetrain Components {1102, 1108, 1109, 1121, 1123}
Reuse & Salvage for Valvetrain Components {1102, 1108, 1109, 1121, 1123}
Using the 9U-5383 Vacuum Tester {0774, 0781, 1000, 1100}
Using the 9U-5383 Vacuum Tester {0774, 0781, 1000, 1100}
Applied Failure Analysis
Engine Valve Failure Modes{1100, 1105}
Engine Valve Failure Modes{1100, 1105}
Information Release Memo
CAT REMAN ANNOUNCES ADDITIONAL CYLINDER HEAD RELEASES FOR MINING AND OTHER APPLICATIONS
CAT REMAN ANNOUNCES ADDITIONAL CYLINDER HEAD RELEASES FOR MINING AND OTHER APPLICATIONS
Service Letter-APD
Product Support Program For Replacing Failed Cylinder Head Gaskets On Certain D8L, D8N, D9N, And D10N Tractors; 16G Motor Graders; D35HP, D40D, D400, And D400D Articulated Dump Trucks; 245, And 245B Excavators; 589 Pipelayers; 621E 623E, 627E, 631E, 637E, 651E, And 657E Wheel Tractors; 657E Scrapers; 768C And 772B Tractors; 769C And 773B Trucks; 824C And 834C Wheel Tractors; 825C Compactors; 826C Landfill Compactors; And 980C, 988B, And 992C Wheel Loaders
Product Support Program For Replacing Failed Cylinder Head Gaskets On Certain D8L, D8N, D9N, And D10N Tractors; 16G Motor Graders; D35HP, D40D, D400, And D400D Articulated Dump Trucks; 245, And 245B Excavators; 589 Pipelayers; 621E 623E, 627E, 631E, 637E, 651E, And 657E Wheel Tractors; 657E Scrapers; 768C And 772B Tractors; 769C And 773B Trucks; 824C And 834C Wheel Tractors; 825C Compactors; 826C Landfill Compactors; And 980C, 988B, And 992C Wheel Loaders
Disassembly and Assembly
Fuel Injection Nozzles & Adapters
3408C DIESEL ENGINE FOR CATERPILLAR BUILT MACHINES
Push Rods, Valve Lifters & Valve Bridges
3408C DIESEL ENGINE FOR CATERPILLAR BUILT MACHINES
Cylinder Head Assemblies
3408C DIESEL ENGINE FOR CATERPILLAR BUILT MACHINES
Valves
3408C DIESEL ENGINE FOR CATERPILLAR BUILT MACHINES
Valve Seat Inserts
3408C DIESEL ENGINE FOR CATERPILLAR BUILT MACHINES
Valve Guides
3408C DIESEL ENGINE FOR CATERPILLAR BUILT MACHINES
Bridge Dowels
3408C DIESEL ENGINE FOR CATERPILLAR BUILT MACHINES
Fuel Injection Nozzle Adapters (Direct Injection-Earlier)
SUPPLEMENT FOR 768C TRACTOR & 769C TRUCK & 771C QUARRY TRUCK
Fuel Injection Nozzle Adapters
SUPPLEMENT FOR 768C TRACTOR & 769C TRUCK & 771C QUARRY TRUCK
Fuel Injection Nozzles And Adapters
SUPPLEMENT FOR 768C TRACTOR & 769C TRUCK & 771C QUARRY TRUCK
Precombustion Chambers
3408 VEHICULAR ENGINE FOR 768C TRACTOR & 769C TRUCK
Fuel Injection Nozzle Adapters (Direct Injection-Earlier)
3408 VEHICULAR ENGINE FOR 768C TRACTOR & 769C TRUCK
Fuel Injection Nozzle Adapters (Later)
3408 VEHICULAR ENGINE FOR 768C TRACTOR & 769C TRUCK
Fuel Injection Nozzles And Adapters (Later)
3408 VEHICULAR ENGINE FOR 768C TRACTOR & 769C TRUCK
Push Rods, Valve Lifters And Valve Bridges
3408 VEHICULAR ENGINE FOR 768C TRACTOR & 769C TRUCK
Cylinder Head Assemblies
3408 VEHICULAR ENGINE FOR 768C TRACTOR & 769C TRUCK
Valves
3408 VEHICULAR ENGINE FOR 768C TRACTOR & 769C TRUCK
Valve Seat Inserts
3408 VEHICULAR ENGINE FOR 768C TRACTOR & 769C TRUCK
Valve Guides
3408 VEHICULAR ENGINE FOR 768C TRACTOR & 769C TRUCK
Bridge Dowels
3408 VEHICULAR ENGINE FOR 768C TRACTOR & 769C TRUCK
Service Magazine
New Fuel Nozzle Adapter Assembly Used{1106}
1982/02/15
Reconditioning of Bridge Wear Seat Is Permitted; Will Prevent Bridge Replacement When Not Necessary{1100}
1982/03/08
Vacuum Tester Checks For Leaks Between Valve Face and Seat{0651,1103,1105}
1982/09/06
Fuel In The Cooling System Or Coolant In The Engine Oil Can Result From Cracked Fuel Nozzle Adapter{1106}
1982/10/18
New 6V7059 Micrometer Measures Liner Top Flange And Valve Lip {0653,1216,1105}
1982/11/29
Dimensions For Reconditioning Cylinder Blocks, Cylinder Heads{1201,1101,1103,1105}
1982/12/20
Engine Valve Stem "Use Again" Specifications{0653,1105}
1983/02/28
New Fuel Nozzle Adapters Used{1106}
1983/05/09
New Liner Seat Insert Available{1217}
1983/08/15
Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures{1105,1208}
1983/10/17
New Adapter Assemblies And Clamps Used To Hold Fuel Nozzles In Position{1106,1252}
1984/02/27
Dimensions For Reconditioning Cylinder Blocks, Cylinder Heads{1201,1101,1103,1105}
1984/04/23
Surface Grinding Of Compacted Graphite Iron Cylinder Heads{1101}
1984/07/02
New Inlet Valve Used{1105}
1984/09/03
New High Alloy Material Is Used In Cylinder Head Assemblies{1101}
1984/10/15
Remanufactured Cylinder Head Groups{1100,1101,7554}
1984/11/19
Valve Lash Adjustment Not A Warranty Item {1102,1105}
1985/01/14
Changes To Fuel Systems{1250,1251,1252,1253,1254,1100}
1985/03/25
New Cylinder Heads And Fuel Nozzle Adapters Used{1101,1106}
1985/07/01
Use Care When Handling Water Seals For Cylinder Head Spacer Plates{1115}
1985/07/15
Determining The Cause Of Glow Plug Tip Failures{1053,1105,1412}
1986/06/02
Valve Lash Adjustment Interval Is Changed {1105}
1986/07/07
Indications Of Engine Overspeeding When Only One Cam Lobe/Lifter Has Failed{1000,1100,1200}
1986/09/08
Improved Exhaust Valve Now Available{1105}
1977/02/28
Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures{1209}
1977/05/16
Tools Now Available To Ream And/Or Hone 0.500" (12.70 mm) Diameter Valve Guides{0663}
1977/08/22
Salvage Of Cylinder Heads By Using Oversized Valve Guides And Valve Inserts {1104,1103}
1987/03/30
Silicone Rubber Water Seals Available{1100}
1987/07/06
Tolerance Added To Valve Clearance Specifications{1105,0374}
1978/01/16
Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures{1105,1208}
1978/01/30
Use Again Specifications For Valve Springs Are Changed{1108}
1978/03/06
A Gasket Group Is Available To Give Improved Sealing For The Oil Supply To The Rocker Arms On Early Engines{1101,1102,1221}
1978/04/03
Head Bolt Holes In Cylinder Blocks Can Be Repaired{1201,1101}
1988/10/24
A New Method To Clean And Polish Engine Valve Stems{0674,1105}
1979/05/28
Why Engines Are Damaged By Fuel Sulfur{1104,1216,1280,1318,1215}
1979/08/27
Fuel Sulfur-Your Diesel's Silent Enemy{0375,1280}
1979/12/17
Improved Head Gasket Used; Service Tips {1124,1216,1221,7568}
1990/02/26
Reconditioning Of Bridge Wear Seat Is Permitted; Will Prevent Bridge Replacement When Not Necessary{1121}
1990/04/30
New Exhaust Valves Are Used In Caterpillar Remanufactured Cylinder Heads{1105,1101}
1990/10/08
Cylinder Head Gaskets Improved To Provide Better Fire Ring Retention{1124}
1994/02/07
Identification Of Intake And Exhaust Valves That May Be Used In Remanufactured Direct Injected 3400 Cylinder Heads{1105}
1994/04/04
New Intake And Exhaust Valves Used{1105,1100}
1994/06/20
New Rocker Arm Adjustment Screw Used To Adjust Valve Clearance{1123,1100}
1994/06/20
New Cylinder Head Gasket, Spacer Plate And Head Bolts Used; New Cylinder Liner Projection Measurement Method; New Cylinder Head Torque Sequence; Improved Coolant Flow (Cylinder Heads) {1124,1221,1216,1101}
1994/07/04
Remanufactured 3400 Cylinder Heads Now Use Intake And Exhaust Valves With Chrome Plated Valve Stems{1105}
1994/09/05
New Water Seals Used In Cylinder Head Assemblies{1124}
1994/09/05
New Inlet And Exhaust Valves Have Thinner Heads{1105}
1995/02/20
New And Reconditioned Valve Projection Specifications{1105}
1995/08/28
Be Sure To Use The Correct Inlet And Exhaust Valves In Engines Equipped With Valve Bridges That Do Not Ride On Dowels {1105,1121}
1998/02/16
Caterpillar Warranty Claims on Cylinder Head Valves {1105}
2005/10/03
Use the Correct Remanufactured Cylinder Heads and Valves {1101, 1105}
2006/03/13
Improved Cylinder Head Assemblies Are Available through Cat Reman for Certain Machine Engines {1100}
2012/05/08
A New Water Seal Assembly Is Now Used on All 3408 and 3412 Engines {1100, 7555}
2013/05/10

Caterpillar Parts SIS Catalog 768C :

CAMSHAFT GP-SINGLE
6N-6201 CAMSHAFT GP-SINGLE
CAMSHAFT GP-SINGLE
6N-6201 CAMSHAFT GP-SINGLE
PISTON & ROD GP
7N-3517 PISTON & ROD GP
PISTON & ROD GP
7N-3518 PISTON & ROD GP
PISTON & ROD GP
7N-3517 PISTON & ROD GP
CRANKSHAFT GP
7N-3410 CRANKSHAFT GP
CRANKSHAFT AS
7N-3407 CRANKSHAFT AS
CYLINDER BLOCK GP
7N-0853 CYLINDER BLOCK GP
CYLINDER HEAD GP
4N-1817 CYLINDER HEAD GP
CYLINDER HEAD GP
4N-1816 CYLINDER HEAD GP
CYLINDER HEAD GP
4N-1816 CYLINDER HEAD GP
CYLINDER HEAD GP
4N-1816 CYLINDER HEAD GP
CYLINDER HEAD GP
1W-9802 CYLINDER HEAD GP
CYLINDER HEAD GP
6N-9979 CYLINDER HEAD GP
CYLINDER HEAD GP
7N-0857 CYLINDER HEAD GP
CYLINDER HEAD AS
1W-9800 CYLINDER HEAD AS

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