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2P6484 CYLINDER HEAD GROUP Engine Serial No. 78P18799 to 78P33888 inclusive 4N7444 Head parts are shown on Page 25 950


BASIC ENGINE
CYLINDER HEAD GP

WHEEL LOADER 950 WHEEL LOADER 31K
 950 WHEEL LOADER 31K01486-UP (MACHINE) POWERED BY 3304 ENGINE SEBP1048 950 31K   (1968)

BASIC ENGINE

CYLINDER HEAD GP
CYLINDER HEAD GP
2P-6484 CYLINDER HEAD GP
CYLINDER HEAD GP
2P-6484 CYLINDER HEAD GP
CYLINDER HEAD GP
2P-6484 CYLINDER HEAD GP
CYLINDER HEAD GP
6N-8101 CYLINDER HEAD GP
CYLINDER HEAD GP
6N-8101 CYLINDER HEAD GP
CYLINDER HEAD AS
6N-8875 CYLINDER HEAD AS
CYLINDER HEAD GP
8N-1188 CYLINDER HEAD GP
CYLINDER HEAD ASSEMBLY
4N-7444 CYLINDER HEAD ASSEMBLY
FASTENER GP-CYLINDER HEAD
2P-6544 FASTENER GP-CYLINDER HEAD
FASTENER GP-CYLINDER HEAD
7N-9534 FASTENER GP-CYLINDER HEAD
 

#SEBP10480030
 

2P-6484: CYLINDER HEAD GP

2P6484 CYLINDER HEAD GROUP
Engine Serial No. 78P18799 to 78P33888 inclusive
4N7444 Head parts are shown on Page 25
c207276 SEBP1048
2P6484 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-7444 Y [1] HEAD ASSEM.  
    (Separate Illustration)
2. 5S-6452 C [4] VALVE (Intake)  
3. 5S-7232 C [4] VALVE (Exhaust)  
4. 7S-7144 [8] SPRING  
5. 2A-4429 [16] LOCK  
6. 5S-5874 [8] ROTO COIL  
7. 8S-3970 [4] CHAMBER ASSEM.  
  7S-3206 [4] SEAL  
  5M-2667 C [4] GASKET 4.93 mm(.194 in.) thick  
  2S-8959 C [4] GASKET 5.66 mm(.223 in.) thick  
  2S-8960 C [4] GASKET 6.3 mm(.248 in.) thick  
8. 5S-6277 [1] GASKET  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10480031
 

2P-6484: CYLINDER HEAD GP

2P6484 CYLINDER HEAD GROUP
Engine Serial No. 78P33889 to 44426, 46254, 46256, 46257, 46259, 46262, 46265, 46267, 46268, 46270, 46271,
46273 to 46276, 46278, 46280 and 78P46282 inclusive. 6N8875 Cylinder Head parts are shown on Page 24D
c217001 SEBP1048
2P6484 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-8875 RCY [1] HEAD ASSEM.  
    (Separate Illustration)
2. 5S-6452 [4] VALVE (Intake)  
3. 5S-7232 [4] VALVE (Exhaust)  
4. 7S-7144 [8] SPRING  
5. 2A-4429 [16] LOCK  
6. 5S-5874 [8] ROTO COIL  
7. 8S-3970 [4] CHAMBER ASSEM.  
  7S-3206 [4] SEAL  
  5M-2667 [4] GASKET 4.93 mm(.194 in.) thick  
  2S-8959 [4] GASKET 5.66 mm(.223 in.) thick  
  2S-8960 [4] GASKET 6.3 mm(.248 in.) thick  
8. 7N-7386 C [1] GASKET  
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10480032
 

2P-6484: CYLINDER HEAD GP

2P6484 CYLINDER HEAD GROUP
Engine Serial No. 78P44427 to 46253, 46255, 46258, 46260, 46261, 46263, 46264,
46266, 46269, 46272, 46277, 46279, 46281 and 78P46283 to 78P47094 inclusive
c220699 SEBP1048
2P6484 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-7386 [1] GASKET  
2. 5S-6452 [4] VALVE (intake)  
3. 5S-7232 [4] VALVE (exhaust)  
4. 7S-7144 [8] SPRING  
5. 2A-4429 [16] LOCK  
6. 5S-5874 [8] ROTO COIL  
7. 8S-3970 [4] CHAMBER ASSEM.  
  7S-3206 [4] SEAL  
  5M-2667 [4] GASKET 4.93 mm (.194 in.) thick  
  2S-8959 [4] GASKET 5.66mm(.223 in.)thick  
  2S-8960 [4] GASKET 6.3 mm (.248 in.) thick  
8. 6N-8121 RC [1] HEAD ASSEM.  
    (Includes)
9. 3B-0623 [4] PLUG  
10. 7N-2597 [1] SPACER  
11. 1S-3062 [12] DIRECTOR  
12. 2B-0858 [3] PLUG  
13. 2P-1262 [8] GUIDE  
14. 5S-7221 [4] INSERT  
15. 3S-8313 [4] PLUG  
16. 7N-4448 [4] INSERT  
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
 

#SEBP10480033
 

6N-8101: CYLINDER HEAD GP

6N8101 CYLINDER HEAD GROUP
Engine Serial No. 78P47095 to 78P53418 inclusive
8N1188 Head parts are shown on Page 24D
c175629 SEBP1048
6N8101 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2A-4429 [16] LOCK  
2. 5S-5874 [8] ROTOCOIL  
3. 7S-7144 [8] SPRING  
4. 5S-6452 [4] VALVE (intake)  
5. 8S-3970 [4] CHAMBER ASSEM.  
6. 6V-1585 C [4] SEAL  
7. 5M-2667 [4] GASKET  
8. 5S-7232 [4] VALVE (exhaust)  
9. 8N-1188 RY [1] HEAD ASSEM.  
    (Separate Illustration)
10. 7N-8022 [1] GASKET  
11. 3S-5496 [1] SEAL  
12. 7N-8025 [12] SEAL  
13. 7N-8018 [4] SEAL  
14. 2S-8959 [4] GASKET 5.67 mm(.223 in.) thick  
  2S-8960 [4] GASKET 6.30 mm(.248 in.) thick  
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10480034
 

6N-8101: CYLINDER HEAD GP

6N8101 CYLINDER HEAD GROUP
Engine Serial No. 78P53419-Up
8N1188 Head parts are shown on Page 24D
c175789 SEBP1048
6N8101 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2A-4429 [16] LOCK  
2. 8N-7782 C [8] ROTOCOIL ASSEM.  
3. 7S-7144 [8] SPRING  
4. 5S-6452 [4] VALVE (intake)  
5. 8S-3970 [4] CHAMBER ASSEM.  
6. 6V-1585 [4] SEAL  
7. 5M-2667 [4] GASKET  
8. 5S-7232 [4] VALVE (exhaust)  
9. 8N-1188 RY [1] HEAD ASSEM.  
    (Separate Illustration)
10. 7N-8022 [1] GASKET  
11. 3S-5496 [1] SEAL  
12. 7N-8025 [12] SEAL  
13. 7N-8018 [4] SEAL  
14. 2S-8959 [4] GASKET 5.67 mm(.223 in.) thick  
  2S-8960 [4] GASKET 6.30 mm(.248 in.) thick  
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10480035
 

6N-8875: CYLINDER HEAD AS

6N8875 CYLINDER HEAD ASSEMBLY
Engine Serial No. 78P33889 to 44426, 46254, 46256, 46257, 46259, 46262, 46265,
46267, 46268, 46270, 46271, 46273 to 46276, 46278, 46280 and 78P46282
inclusive. Part of 2P6484 Cylinder Head Group shown on Page 24B
c217788 SEBP1048
6N8875 CYLINDER HEAD AS Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1S-3062 [12] DIRECTOR-WATER  
2. 3B-0623 [4] PLUG-CUP  
3. 2B-0858 [3] PLUG-PIPE  
4. 3S-8313 [4] PLUG-CUP  
5. 2P-1262 [8] GUIDE-VALVE  
6. 5S-7218 [4] INSERT-VALVE SEAT (INTAKE)  
7. 1P-6837 [4] INSERT-VALVE SEAT (EXHAUST)  
 

#SEBP10480036
 

8N-1188: CYLINDER HEAD GP

8N1188 CYLINDER HEAD ASSEMBLY
Engine Serial No. 78P47095-Up
Part of 6N8101 Cylinder Head Group shown on Page 24C
c224991 SEBP1048
8N1188 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1S-3062 [12] DIRECTOR  
2. 3B-0623 [4] PLUG  
3. 2B-0858 [3] PLUG  
4. 3S-8313 [4] PLUG  
5. 2P-1262 [8] GUIDE  
6. 5S-7221 [4] INSERT (exhaust)  
7. 7N-4448 [4] INSERT (intake)  
8. 7N-2597 [1] SPACER  
 

#SEBP10480037
 

4N-7444: CYLINDER HEAD ASSEMBLY

4N7444 CYLINDER HEAD ASSEMBLY
Engine Serial No. 78P18799 to 78P33888 inclusive
Part of 2P6484 Cylinder Head Group shown on Page 24
c202759 SEBP1048
4N7444 CYLINDER HEAD ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1S-3062 [ 12] DIRECTOR  
2. 3B-0623 [ 4] PLUG  
3. 2B-0858 [ 3] PLUG  
4. 3S-8313 [ 4] PLUG  
5. 2P-1262 [ 8] GUIDE  
7. 5S-7221 [ 4] INSERT (exhaust)  
8. 5S-7218 [ 4] INSERT (intake)  
 

#SEBP10480038
 

2P-6544: FASTENER GP-CYLINDER HEAD

2P6544 CYLINDER HEAD FASTENER GROUP
Engine Serial No. 78P18799 to 78P47094 inclusive
c222879 SEBP1048
2P6544 FASTENER GP-CYLINDER HEAD Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1A-5183 [5] BOLT (3/8-16X4.75IN)  
  5B-3850 [5] WASHER  
    -OR-
  1A-5964 C [5] BOLT (3/8-16X4.5IN)  
2. 1B-7709 [4] BOLT (5/8-11X8IN)  
3. 2S-0736 [18] WASHER-HARD  
4. 1D-4595 [14] BOLT (5/8-11X6IN)  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP10480039
 

7N-9534: FASTENER GP-CYLINDER HEAD

7N9534 CYLINDER HEAD FASTENER GROUP
Engine Serial No. 78P47095-Up
c227966 SEBP1048
7N9534 FASTENER GP-CYLINDER HEAD Parts scheme
  For full view, you need register

Parts for your 950 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5B-9603 [5] BOLT (3/8-16X5IN)  
2. 1B-7709 C [3] BOLT (5/8-11X8IN)  
3. 2S-0736 C [17] WASHER-HARD  
4. 1D-4595 [14] BOLT (5/8-11X6IN)  
  C   CHANGE FROM PREVIOUS TYPE
 

Information:

Special Instruction
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}
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}
Specifications
Valves (PC)
3304 VEHICULAR ENGINE
Valves (DI)
3304 VEHICULAR ENGINE
Cylinder Head
3304 VEHICULAR ENGINE
Valve Cover
3304 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}
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}
Disassembly and Assembly
Precombustion Chambers
3304 VEHICULAR ENGINE FOR 950 WHEEL LOADER
Valve Cover
3304 VEHICULAR ENGINE FOR 950 WHEEL LOADER
Rocker Shaft And Push Rods (Earlier)
3304 VEHICULAR ENGINE FOR 950 WHEEL LOADER
Valve Cover (Later)
3304 VEHICULAR ENGINE FOR 950 WHEEL LOADER
Cylinder Head (Earlier)
3304 VEHICULAR ENGINE FOR 950 WHEEL LOADER
Cylinder Head (Later)
3304 VEHICULAR ENGINE FOR 950 WHEEL LOADER
Valves
3304 VEHICULAR ENGINE FOR 950 WHEEL LOADER
Valve Seat Inserts
3304 VEHICULAR ENGINE FOR 950 WHEEL LOADER
Water Directors
3304 VEHICULAR ENGINE FOR 950 WHEEL LOADER
Valve Guides
3304 VEHICULAR ENGINE FOR 950 WHEEL LOADER
Service Magazine
Spacer Plate Block Group Used For Parts Service Of Block Group With Counterbore Design{1101,1201}
1980/03/03
Vacuum Tester Checks For Leaks Between Valve Face and Seat{0651,1103,1105}
1982/09/06
New 6V7059 Micrometer Measures Liner Top Flange And Valve Lip {0653,1216,1105}
1982/11/29
Engine Valve Stem "Use Again" Specifications{0653,1105}
1983/02/28
Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures{1105,1208}
1983/10/17
Valve Lash Adjustment Not A Warranty Item {1102,1105}
1985/01/14
Use Correct Valves When Rebuilding Engines{1105,1103}
1985/09/02
Determining The Cause Of Glow Plug Tip Failures{1053,1105,1412}
1986/06/02
Valve Lash Adjustment Interval Is Changed {1105}
1986/07/07
Improved Cylinder Head Assembly Used In Air Compressor{1065}
1977/03/07
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
Cylinder Head Water Directors No Longer Needed In Direct Injection Engines {1115}
1987/03/09
Salvage Of Cylinder Heads By Using Oversized Valve Guides And Valve Inserts {1104,1103}
1987/03/30
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
New Torque Specification Used On Bolts That Hold The Cylinder Head{1101}
1978/09/04
Silicone Water Passage Seal Can Be Used Where Contact With Oil Is Unavoidable During Assembly Of Cylinder Heads{1100}
1988/06/06
A New Method To Clean And Polish Engine Valve Stems{0674,1105}
1979/05/28
Improved Engine Design Uses Cylinder Block With Spacer Plate And New Crankshaft Thrust Plates{1000}
1979/07/02
Why Engines Are Damaged By Fuel Sulfur{1104,1216,1280,1318,1215}
1979/08/27
New Seal For Precombustion Chamber Has More Resistance To Heat And Steam{1106}
1979/08/27
New Valve Rotator And New Oil Shield Are Available{1104,1105,1109}
1979/10/22
Fuel Sulfur-Your Diesel's Silent Enemy{0375,1280}
1979/12/17
New Exhaust Valves Are Used In Caterpillar Remanufactured Cylinder Heads{1105,1101}
1990/10/08
7S3161 Valve Lifter Has Three Different Designs{1209}
1991/10/14
Correction For Camshaft And Valve Seat Specifications{1210,1103}
1992/07/20
New Valve Guide Available{1104}
1995/12/25
New Cast Iron Valve Guide And New Exhaust Valve With Chrome Plated Stem Will Help Prevent Early Hour Exhaust Valve Sticking In 3304 And 3306 Machine Engines {1104,1105}
1998/06/22
Caterpillar Warranty Claims on Cylinder Head Valves {1105}
2005/10/03
Later Pre-Chamber Cylinder Heads On Early 3304 Engines Without Drilled Rocker Stands Are Used {1100}
2012/10/11

Caterpillar Parts SIS Catalog 950 :

LIFTING GP
6N-8326 LIFTING GP
LIFTING GP
8N-9696 LIFTING GP
LIFTING GP
6N-8326 LIFTING GP
LIFTING GP
1P-3840 LIFTING GP
BALANCER GP
5S-6425 BALANCER GP
PISTON & ROD GP
9S-8912 PISTON & ROD GP
CAMSHAFT GP-SINGLE
2P-6201 CAMSHAFT GP-SINGLE
PISTON & ROD GP
9S-8912 PISTON & ROD GP
CYLINDER HEAD GP
2P-6484 CYLINDER HEAD GP
CYLINDER HEAD GP
2P-6484 CYLINDER HEAD GP
CYLINDER HEAD GP
6N-8101 CYLINDER HEAD GP
CYLINDER HEAD GP
6N-8101 CYLINDER HEAD GP
CYLINDER HEAD AS
6N-8875 CYLINDER HEAD AS
CYLINDER HEAD GP
8N-1188 CYLINDER HEAD GP
CYLINDER HEAD ASSEMBLY
4N-7444 CYLINDER HEAD ASSEMBLY
FASTENER GP-CYLINDER HEAD
2P-6544 FASTENER GP-CYLINDER HEAD

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