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CYLINDER HEAD (2P6476 N/S) Part of 4N7361, 4N7363, 4N7364, 1P9587 and 2P6792 Engine Arrangements 4N7446 Cylinder Head parts are shown on Page 40 D6C




BASIC ENGINE

CYLINDER HEAD GP
 

#SEBP10140050
 

2P-6476: CYLINDER HEAD GP

CYLINDER HEAD (2P6476 N/S)
Part of 4N7361, 4N7363, 4N7364, 1P9587 and 2P6792 Engine Arrangements
4N7446 Cylinder Head parts are shown on Page 40
c144577 SEBP1014
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5S-6449 C [6] VALVE (Exhaust)  
2. 2A-4429 [24] LOCK  
3. 5S-5912 [12] RETAINER  
4. 7S-7144 [12] SPRING  
5. 5S-6795 [6] CHAMBER ASSEM.  
  7S-3206 [6] SEAL  
  2S-8966 [6] KIT (Gasket)  
6. 5S-6452 C [6] VALVE (Intake)  
7. 4N-7446 Y [1] HEAD ASSEM.  
    (Separate Illustration)
8. 5S-6281 [1] GASKET  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10140051
 

2P-6486: CYLINDER HEAD GP

CYLINDER HEAD (2P6486 N/S)
Part of 4N3571, 4N5359, 4N7365, 4N7366, 4N7367, 4N7368, 4N7369, 4N7370, 4N7371, 4N7372, 4N7373, 6N482,
6N484, 6N486, 6N488, 2P9637 and 3P75 Engine Arrangements. 4N7446 Cylinder Head parts are shown on Page 40
c144578 SEBP1014
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-7446 Y [1] HEAD ASSEM.  
    (Separate Illustration)
2. 5S-6452 C [6] VALVE (Intake)  
3. 5S-7232 C [6] VALVE (Exhaust)  
4. 7S-7144 [12] SPRING  
5. 2A-4429 [24] LOCK  
6. 5S-5874 [12] ROTOCOIL  
7. 8S-3970 [6] CHAMBER ASSEM.  
  7S-3206 [6] SEAL  
  2S-8966 [6] KIT (Gasket)  
8. 5S-6281 [1] GASKET  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10140052
 

2P-6496: CYLINDER HEAD GP

CYLINDER HEAD (2P6496 N/S)
Part of 4N4439, 4N7374, 4N7376 and 4N7377 Engine Arrangements
4N7446 Cylinder Head parts are shown on Page 40
c144579 SEBP1014
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-7446 Y [1] HEAD ASSEM.  
    (Separate Illustration)
2. 7S-8809 C [6] VALVE (Intake)  
3. 7S-6767 C [6] VALVE (Exhaust)  
4. 7S-7144 [12] SPRING  
5. 2A-4429 [24] LOCK  
6. 5S-5874 [12] ROTOCOIL  
7. 9S-8679 [6] CHAMBER ASSEM.  
  7S-3206 [6] SEAL  
  2S-8966 [6] KIT (Gasket)  
8. 5S-6281 [1] GASKET  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10140053
 

6N-1879: CYLINDER HEAD

CYLINDER HEAD (6N1879 N/S)
Part of 4N4506, 4N4559, 4N8975 and 6N3414 Engine Arrangements
4N7446 Cylinder Head parts are shown on Page 40
c205044 SEBP1014
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-7446 Y [1] HEAD ASSEM.  
    (Separate Illustration)
2. 7S-8809 [6] VALVE (intake)  
3. 7S-6767 [6] VALVE (exhaust)  
4. 7S-7144 [12] SPRING  
5. 2A-4429 [24] LOCK  
6. 5S-5874 [12] ROTOCOIL  
7. 8S-3970 [6] CHAMBER ASSEM.  
  7S-3206 [6] SEAL  
  5M-2667 [6] GASKET .194 in. (4.9 mm) thick  
  2S-8959 [6] GASKET .223 in. (5.66 mm) thick  
  2S-8960 [6] GASKET .248 in. (6.3 mm) thick  
8. 5S-6281 [1] GASKET  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10140054
 

2P-6546: FASTENER GP-CYLINDER HEAD

CYLINDER HEAD FASTENER (2P6546 N/S)
Part of all Engine Arrangements
c201638 SEBP1014
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1A-5183 H [ 7] BOLT (4.75 in. long)  
  5B-3850 [ 7] WASHER  
2. 1B-7709 [ 6] BOLT (Location X)  
  2S-0736 [ 6] WASHER  
3. 1D-4595 [ 20] BOLT  
  2S-0736 [ 20] WASHER  
4. 5B-2638 H [ 1] BOLT (5.25 in. long)  
    USE AS REQUIRED
 

#SEBP10140055
 

2P-6531: COVER GP-CYLINDER HEAD

CYLINDER HEAD COVER (2P6531 N/S)
Part of 4N5359, 4N7365, 4N7366 and 4N7372 Engine Arrangements
c117380 SEBP1014
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1P-6758 [1] COVER  
  5S-6735 [1] GASKET  
2. 2P-3203 [4] BOLT  
 

#SEBP10140056
 

2P-6530: COVER GP-CYLINDER HEAD

2P6530 CYLINDER HEAD COVER GROUP
Part of 4N3571, 4N4506, 4N4559, 4N7361, 4N7363, 4N7364, 4N7367, 4N7368,
4N7369, 4N7370, 4N7371, 4N7373, 4N7374, 4N7376, 4N7377, 4N8975, 6N482, 6N484,
6N486, 6N488, 6N3414, 1P9587, 2P6792, 2P9637 & 3P75 Engine Arrangements
c117079 SEBP1014
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1P-6367 [1] COVER  
  5S-6735 [1] GASKET  
2. 2P-3201 [4] BOLT  
 

#SEBP10140057
 

9N-0136: COVER GP-CYLINDER HEAD

9N136 CYLINDER HEAD COVER GROUP
Part of 4N4439 Engine Arrangement
c201639 SEBP1014
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1588 [4] BOLT  
  5M-2894 [4] WASHER  
2. 9L-5316 [1] COVER  
  5S-6735 [1] GASKET  
 

#SEBP10140058
 

2P-6526: VALVE-MECHANISM GP

2P6526 VALVE MECHANISM GROUP
Part of all Engine Arrangements
c207986 SEBP1014
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-9203 [1] SHAFT ASSEM.  
  0L-1026 [2] PLUG (.50 in. Diameter)  
2. 5S-5879 [1] BRACKET  
  5M-4606 [1] DOWEL  
3. 4B-4910 [5] SPRING  
4. 9H-1110 [12] WASHER  
5. 5S-5879 C [4] BRACKET  
6. 5S-6855 [6] ARM ASSEM. (Exhaust)  
7. 5S-6854 [6] ARM ASSEM. (Intake)  
8. 8S-1499 [1] BRACKET ASSEM.  
  3F-6795 [1] DOWEL  
9. 9M-9886 [2] WASHER  
  9H-1112 [2] SPRING  
10. 1B-4203 [12] NUT  
11. 5S-5917 C [12] SCREW  
12. 5S-5918 [12] ROD  
13. 7S-3161 [12] LIFTER  
14. 9H-1113 [2] RING  
  C   INDICATES CHANGE
 

#SEBP10140059
 

2P-6516: COVER GP-VALVE MECHANISM

2P6516 VALVE MECHANISM COVER GROUP
Part of all Engine Arrangements
c118768 SEBP1014
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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2N-3872 C [1] COVER AS-HEAD  
2. 0S-1617 [15] BOLT  
  3B-4505 [15] LOCKWASHER  
3. 8S-1605 [1] GASKET-COVER  
  C   CHANGE FROM PREVIOUS TYPE
 

Information:

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}
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}
Service Magazine

Caterpillar Parts SIS Catalog D6C :

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