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4N7444 CYLINDER HEAD GROUP Engine Serial No. 48V14467 to 48V32540 inclusive Part of 2P6484 Cylinder Head Group shown on Page 12B 950


BASIC ENGINE
CYLINDER HEAD GP

WHEEL LOADER 950 WHEEL LOADER 43J
 950 WHEEL LOADER 43J06268-UP (MACHINE) POWERED BY 3304 ENGINE HEBP1104 950 43J   (1968)

BASIC ENGINE

CYLINDER HEAD GP
CYLINDER HEAD GROUP
4N-7444 CYLINDER HEAD GROUP
CYLINDER HEAD AS
6N-8875 CYLINDER HEAD AS
CYLINDER HEAD GP
8N-1188 CYLINDER HEAD GP
CYLINDER HEAD AS
7N-8524 CYLINDER HEAD AS
 

#HEBP11040030
 

4N-7444: CYLINDER HEAD GROUP

4N7444 CYLINDER HEAD GROUP
Engine Serial No. 48V14467 to 48V32540 inclusive
Part of 2P6484 Cylinder Head Group shown on Page 12B
c202759 HEBP1104
4N7444 CYLINDER HEAD GROUP 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)  
 

#HEBP11040031
 

6N-8875: CYLINDER HEAD AS

6N8875 CYLINDER HEAD ASSEMBLY
Engine Serial No. 48V32541 to 48V38782 inclusive
Part of 2P6484 Cylinder Head Group shown on Page 13
c217788 HEBP1104
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)  
 

#HEBP11040032
 

8N-1188: CYLINDER HEAD GP

8N1188 CYLINDER HEAD ASSEMBLY
Engine Serial No. 48V43300 to 48V52797 inclusive. Part of 2P6484 Cylinder Head
Group shown on Page 13B. Also provides Field Replacement from Engine Serial
No. 48V52798-Up for 7N8524 Cylinder Head Assembly shown on Page 12A-2
c224991 HEBP1104
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  
 

#HEBP11040033
 

7N-8524: CYLINDER HEAD AS

7N8524 CYLINDER HEAD ASSEMBLY
Engine Serial No. 48V52798-Up. Part of 5C6194 Cylinder Head Group shown on
Page 13D. For Field Replacement order 8N1188 shown on Page 12A
c180117 HEBP1104
7N8524 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  
2. 3B-0623 [4] PLUG  
3. 7N-4448 [4] INSERT (intake)  
4. 3S-8313 [4] PLUG  
5. 1P-6837 [4] INSERT (exhaust)  
 

#HEBP11040034
 

2P-6484: CYLINDER HEAD GP

2P6484 CYLINDER HEAD GROUP
Engine Serial No. 48V14467 to 48V32540 inclusive
4N7444 Cylinder Head parts are shown on Page 12
c207276 HEBP1104
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
 

#HEBP11040035
 

2P-6484: CYLINDER HEAD GP

2P6484 CYLINDER HEAD GROUP
Engine Serial No. 48V32541 to 48V38782 inclusive
6N8875 Head parts are shown on Page 12A
c217001 HEBP1104
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
 

#HEBP11040036
 

2P-6484: CYLINDER HEAD GP

2P6484 CYLINDER HEAD GROUP
Engine Serial No. 48V38783 to 48V43299 inclusive
c220699 HEBP1104
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
 

#HEBP11040037
 

2P-6484: CYLINDER HEAD GP

2P6484 CYLINDER HEAD GROUP
Engine Serial No. 48V43300 to 48V52797 inclusive
8N1188 Head parts are shown on Page 12A
c227904 HEBP1104
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. 2A-4429 [16] LOCK  
2. 5S-5874 [8] ROTOCOIL ASSEM.  
3. 7S-7144 [8] SPRING  
4. 8N-1188 RY [1] HEAD ASSEM.  
    (Separate Illustration)
5. 8S-3970 [4] CHAMBER ASSEM.  
6. 7S-3206 [4] SEAL  
7. 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 [1] GASKET  
9. 5S-7232 [4] VALVE (exhaust)  
10. 5S-6452 [4] VALVE (intake)  
  R   REMFG PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#HEBP11040038
 

5C-6194: CYLINDER HEAD GP

5C6194 CYLINDER HEAD GROUP
Engine Serial No. 48V52798-Up
7N8524 Head parts are shown on Page 12A-2
c180105 HEBP1104
5C6194 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 [8] ROTOCOIL ASSEM.  
3. 7S-7144 [8] SPRING  
4. 7N-8524 Y [1] HEAD ASSEM.  
    (Separate Illustration)
5. 8S-3970 [4] CHAMBER ASSEM.  
6. 7S-3206 [4] SEAL  
7. 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-8022 [1] GASKET  
9. 5S-7232 [4] VALVE (exhaust)  
10. 5S-6452 [4] VALVE (intake)  
11. 2B-0858 [3] PLUG  
12. 2P-1262 [8] GUIDE  
13. 7N-8025 [12] SEAL  
14. 7N-8018 [4] SEAL  
15. 3S-5496 [1] SEAL  
  Y   SEPARATE ILLUSTRATION
 

#HEBP11040039
 

2P-6544: FASTENER GP-CYLINDER HEAD

2P6544 CYLINDER HEAD FASTENER GROUP
Engine Serial No. 48V14467 to 48V52797 inclusive
c117252 HEBP1104
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  
  5B-3850 [5] WASHER  
2. 1B-7709 [4] BOLT (Location X)  
3. 2S-0736 [18] WASHER  
4. 1D-4595 [14] BOLT  
 

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
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
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 :

BALANCER GP
5S-6425 BALANCER GP
LIFTING GP
6N-8326 LIFTING GP
LIFTING GP
6N-8326 LIFTING GP
LIFTING GP
1P-3840 LIFTING GP
CAMSHAFT GP-SINGLE
2P-6201 CAMSHAFT GP-SINGLE
PISTON & ROD GP
9S-8912 PISTON & ROD GP
HUB GP-CRANKSHAFT
2P-8598 HUB GP-CRANKSHAFT
CRANKSHAFT BEARING REPLACEMENTS
CRANKSHAFT BEARING REPLACEMENTS
CYLINDER HEAD AS
6N-8875 CYLINDER HEAD AS
CYLINDER HEAD GP
8N-1188 CYLINDER HEAD GP
CYLINDER HEAD AS
7N-8524 CYLINDER HEAD AS
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
2P-6484 CYLINDER HEAD GP
CYLINDER HEAD GP
5C-6194 CYLINDER HEAD GP

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