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4W7007 CYLINDER HEAD GP-PART 2 OF 2*R S/N 60M2604-Up 3412 MARINE ENGINE


BASIC ENGINE
CYLINDER HEAD GP
VALVE MECHANISM GP
LIFTING GP-ENGINE
GEAR GP

MARINE ENGINE 3412 MARINE ENGINE 7HG
 3412 MARINE ENGINE U.S. COAST GUARD 82 FT. POINT CLASS 7HG00001-UP SEBP2871 3412 7HG   (1989)

BASIC ENGINE

CYLINDER HEAD GP
CYLINDER HEAD GP
4W-7007 CYLINDER HEAD GP
CYLINDER HEAD GP
4W-7007 CYLINDER HEAD GP
CYLINDER HEAD GP
7W-2242 CYLINDER HEAD GP
CYLINDER HEAD AS
7W-2241 CYLINDER HEAD AS
 

#SEBP28710020
 

4W-7007: CYLINDER HEAD GP

4W7007 CYLINDER HEAD GP-PART 2 OF 2*R
S/N 60M2604-Up
c954705 SEBP2871
4W7007 CYLINDER HEAD GP Parts scheme
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-0932 [2] PLUG  
2. 5P-0063 B [4] PLUG  
3. 3J-5390 [2] PLUG  
4. 4W-1055 [48] SEAL  
5. 6V-5699 [24] STUD  
6. 1B-5174 [2] PLUG  
7. 2B-0858 [2] PLUG  
8. 3J-5389 [2] PLUG  
9. 5M-6214 CB [1] PLUG  
10. 6N-6734 [1] SUPPORT (R.H.)  
11. 5B-2638 [1] BOLT  
12. 1A-5183 [1] BOLT  
13. 5M-2894 [3] WASHER  
14. 0S-1591 [1] BOLT  
15. 8S-9191 [2] BOLT  
16. 1W-5207 [1] BRACKET  
17. 5H-7153 C [12] SEAL  
18. 7W-5435 C [12] ADAPTER  
19. 4N-7253 C [12] GASKET  
  B   USE AS REQUIRED
  C   INDICATES CHANGE
 

#SEBP28710021
 

7W-2242: CYLINDER HEAD GP

7W2242 CYLINDER HEAD GROUP
7W2241-Page 18A.10
Part Of 4W7007 Cylinder Head
c954706 SEBP2871
7W2242 CYLINDER HEAD GP Parts scheme
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7W-2241 Y [1] HEAD AS.  
2. 2W-2622 [12] VALVE  
3. 2N-5775 [12] DOWEL  
4. 2A-4429 [48] LOCK  
5. 6N-7175 [24] ROTOCOIL AS.  
6. 4N-5906 [24] SPRING  
7. 1W-3860 [12] VALVE  
8. 4N-2803 [24] GUIDE  
  Y   SEPARATE ILLUSTRATION
 

#SEBP28710022
 

7W-2241: CYLINDER HEAD AS

7W2241 CYLINDER HEAD ASSEMBLY
Part Of 7W2242 Cylinder Head
For Field Replacement Order 7W2243-Page 18A.09
c954707 SEBP2871
7W2241 CYLINDER HEAD AS Parts scheme
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-0645 [10] PLUG  
2. 4N-5893 [12] INSERT (INTAKE)  
3. 1W-5283 [12] INSERT (EXHAUST)  
4. 3B-0623 [12] PLUG  
 

#SEBP28710023
 

4N-7352: VALVE MECHANISM GP

4N7352 VALVE MECHANISM GP
S/N 60M2549-Up
7W5926 & 7W5927-Page 19.02
c954708 SEBP2871
4N7352 VALVE MECHANISM GP Parts scheme
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7W-5926 CY [2] ARM GP-VALVE ROCKER  
    (R.H. FRONT-L.H. REAR)
2. 7W-5927 CY [2] ARM GP-VALVE ROCKER  
    (R.H. REAR-L.H. FRONT)
3. 4N-5611 [12] BRIDGE AS-EXHAUST  
    (EACH INCLUDES)
4. 2N-5842 [1] SCREW  
  9L-7712 [1] NUT  
5. 2P-9845 [12] BOLT  
  5H-1504 [12] WASHER-HARD  
6. 4N-5609 [24] ROD-VALVE PUSH  
7. 6N-6872 [24] SPRING-GUIDE  
8. 4W-7108 [24] LIFTER AS-VALVE  
9. 4N-5612 [12] BRIDGE AS-INTAKE  
    EACH INCLUDES)
10. 2N-5842 [1] SCREW  
  9L-7712 [1] NUT  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP28710024
 

7W-5926: ROCKER ARM GP-VALVE

7W5926 ARM GP-VALVE ROCKER
S/N 60M2549-Up
Part Of 4N7352 Valve Mechanism
c954709 SEBP2871
7W5926 ROCKER ARM GP-VALVE Parts scheme
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 006-7403 [2] RING-RETAINING  
2. 2N-7228 B [4] WASHER  
3. 4N-0955 [2] PIN-DOWEL  
4. 2N-7229 [2] SPRING  
5. 4N-1108 [1] SHAFT AS-ROCKER  
  0L-1022 [2] PLUG-CUP  
6. 7W-6800 [1] BRACKET AS  
  2D-6642 [1] BALL (SMALL)  
  4B-9880 [1] BALL (LARGE)  
7. 7W-6803 [2] BRACKET-ARMATURE SHAFT  
8. 4N-5614 [6] ARM AS-ROCKER  
    (EACH INCLUDES)
  4N-5613 [1] ARMATURE-ROCKER  
9. 1A-2935 [6] SCREW-ROCKER ADJUSTABLE  
10. 9L-7712 [6] NUT  
  B   USE AS REQUIRED
 

#SEBP28710025
 

7W-5927: ROCKER ARM GP-VALVE

7W5927 ARM GP-VALVE ROCKER
S/N 60M2549-Up
Part Of 4N7352 Valve Mechanism
c954710 SEBP2871
7W5927 ROCKER ARM GP-VALVE Parts scheme
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 006-7403 [2] RING-RETAINING  
2. 2N-7228 B [4] WASHER  
3. 4N-0955 [2] PIN-DOWEL  
4. 2N-7229 [2] SPRING  
5. 4N-1108 [1] SHAFT AS-ROCKER  
  0L-1022 [2] PLUG-CUP  
6. 7W-6800 [1] BRACKET AS  
  2D-6642 [1] BALL (SMALL)  
  4B-9880 [1] BALL (LARGE)  
7. 7W-6803 [2] BRACKET-ARMATURE SHAFT  
8. 4N-5614 [6] ARM AS-ROCKER  
    (EACH INCLUDES)
9. 1A-2935 [6] SCREW-ROCKER ADJUSTABLE  
10. 9L-7712 [6] NUT  
  B   USE AS REQUIRED
 

#SEBP28710026
 

4W-5388: COVER GP-VALVE MECHANISM

4W5388 COVER GP-VALVE MECHANISM-PART 1 OF 2
S/N 60M3139-Up
c954711 SEBP2871
4W5388 COVER GP-VALVE MECHANISM Parts scheme
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7C-9621 C [1] PLUG  
2. 7C-6514 C [1] ADAPTER  
  8C-5196 C [1] SEAL-O RING  
3. 9L-8925 [27] BOLT  
4. 5P-5678 BD SEAL  
5. 6N-2758 [1] COVER-ROCKER ARM (FRONT)  
6. 9Y-0015 C [1] COVER-ROCKER ARM (REAR)  
7. 4W-2580 [2] BASE-ARM COVER  
8. 9L-8925 B [3] BOLT  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  D   ORDER BY THE METER
 

#SEBP28710027
 

4W-5388: COVER GP-VALVE MECHANISM

4W5388 COVER GP-VALVE MECHANISM-PART 2 OF 2
S/N 60M3139-Up
c954712 SEBP2871
4W5388 COVER GP-VALVE MECHANISM Parts scheme
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-2985 [1] CAP AS-FILLER  
2. 7C-6514 C [2] ADAPTER  
  8C-5196 C [2] SEAL-O RING  
3. 9L-8925 [30] BOLT  
4. 5P-5678 BD SEAL  
5. 6N-2758 [1] COVER-ROCKER ARM (FRONT)  
6. 9Y-0015 C [1] COVER-ROCKER ARM (RAER)  
7. 4W-2580 [2] BASE-ARM COVER  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  D   ORDER BY THE METER
 

#SEBP28710028
 

7N-1748: LIFTING GP

7N1748 LIFTING EYE GROUP
c954713 SEBP2871
7N1748 LIFTING GP Parts scheme
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-1751 [1] BRACKET-LIFTING  
    (RIGHT FRONT)
2. 0S-1585 [4] BOLT  
3. 5P-8245 C [4] WASHER  
4. 7N-1749 [1] BRACKET-LIFTING  
    (LEFT REAR)
5. 4B-3823 C [4] BOLT  
6. 2M-0849 C [4] WASHER  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP28710029
 

4N-5226: HOUSING GP-FRONT

4N5226 FRONT HOUSING GROUP
c954714 SEBP2871
4N5226 HOUSING GP-FRONT Parts scheme
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Parts for your 3412 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-7142 C [1] HOUSING-GEAR  
2. 3K-3256 C [1] STUD  
3. 0L-1352 C [2] BOLT  
4. 5M-2894 [5] WASHER  
5. 0L-1143 [3] BOLT  
6. 4N-1625 [1] GASKET-CYLINDER BLOCK  
7. 6F-7012 C [1] STUD  
  C   CHANGE FROM PREVIOUS TYPE
 

Information:

Engine News
Use Caution During Replacement Of Damaged Nozzle Adapters Or Precombustion Chambers
1983/01/19
Engine Valve Stem "Use Again" Specifications
1983/03/16
Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures
1983/10/26
New High Alloy Material Is Used In Cylinder Head Assemblies
1984/10/24
A New Book "Analyzing Diesel And Natural Gas Engine Valve Failures" Is Available
1985/03/01
Determining The Cause Of Glow Plug Tip Failures
1986/06/01
Valve Lash Adjustment Interval Is Changed
1986/07/01
Salvage Of Cylinder Heads By Using Oversized Valve Guides And Valve Inserts
1987/04/01
New Exhaust Valves Are Used In Caterpillar Remanufactured Cylinder Heads
1990/10/01
Cylinder Head Gaskets Improved To Provide Better Fire Ring Retention{1124}
1994/02/01
New Intake And Exhaust Valves Used {1105,1100}
1994/06/01
New Rocker Arm Adjustment Screw Used To Adjust Valve Clearance {1123,1100}
1994/06/01
New Valve Lifter Assembly Provides Improved Lubrication Of Lifter Roller And Camshaft Lobes {1209,1210}
1994/06/01
New Inlet And Exhaust Valves Have Thinner Heads{1105}
1995/02/01
New And Reconditioned Valve Projection Specifications{1105}
1995/09/01
Recommended Repairs After Cylinder Head Gasket Failure {1101}
1999/11/01
Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures
1977/05/25
5P7333 Tool Group Available For The Repair Of Loose Bridge Dowels On Cylinder Heads
1977/06/29
Tolerance Added To Valve Clearance Specifications
1978/01/18
Use Again Specifications For Valve Springs Are Changed
1978/03/01
5P8700 Lifting Brackets Permit Cylinder Head Assembly To Be Removed And Installed
1978/07/05
Caterpillar Warranty Claims on Cylinder Head Valves {1105}
2005/10/03
Clearly Mark all of the Cracks on the Cylinder Head Including Remanufactured Engines with Serial Number Prefixes 1WW, BFF, DLA, BFD, BKY, BLR, ECP, BGE, BKS, BLJ, B1A, BNF and 2MZ {1101, 7754}
2006/04/10
Improved Cylinder Head Assemblies Are Available through Cat Reman for Certain Commercial Engines {1100}
Improved Cylinder Head Assemblies Are Available through Cat Reman for Certain Commercial Engines {1100}
A New Water Seal Assembly Is Now Used on All 3408, 3412, C27 and C32 Commercial Engines {1100, 7555}
2013/05/13
Special Instruction
3400 Cylinder Head To Block Joint Repair Procedure{1124}
3400 Cylinder Head To Block Joint Repair Procedure{1124}
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}
Service Letter-NACD
Certain Remanufactured Crankshafts For Use In 3412 Engines Need To Be Removed From Parts Stock
Certain Remanufactured Crankshafts For Use In 3412 Engines Need To Be Removed From Parts Stock
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Service Letter-Brazil
Service Letter-Truck/Ag/Marine
Tool Operating Manual
185-5321 Cylinder Head Lifting Hook Assembly{0599, 0632, 0703, 1101, 6459}
185-5321 Cylinder Head Lifting Hook Assembly{0599, 0632, 0703, 1101, 6459}
{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
Certain Remanufactured Crankshafts For Use In 3412 Engines Need To Be Removed From Parts Stock
Certain Remanufactured Crankshafts For Use In 3412 Engines Need To Be Removed From Parts Stock
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
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
Service Letter-APD
Certain Remanufactured Crankshafts For Use In 3412 Engines Need To Be Removed From Parts Stock
Certain Remanufactured Crankshafts For Use In 3412 Engines Need To Be Removed From Parts Stock
Service Magazine
Vacuum Tester Checks For Leaks Between Valve Face and Seat{0651,1103,1105}
1982/09/06
New Instruction Card Available For 6V87 Valve Stem Gauge{0653}
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
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 High Alloy Material Is Used In Cylinder Head Assemblies{1101}
1984/10/15
Valve Lash Adjustment Not A Warranty Item {1102,1105}
1985/01/14
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
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
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 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
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

Caterpillar Parts SIS Catalog 3412 :

CYLINDER HEAD GP
4W-7007 CYLINDER HEAD GP
CAMSHAFT GP-SINGLE
4N-0965 CAMSHAFT GP-SINGLE
7C-8936 RING GP-PISTON
PISTON GP
2W-9053 PISTON GP
PISTON & ROD GP
2W-9054 PISTON & ROD GP
CRANKSHAFT BEARING REPLACEMENTS
CRANKSHAFT BEARING REPLACEMENTS
CRANKSHAFT GP
4N-0922 CRANKSHAFT GP
CYLINDER BLOCK GP
6N-2155 CYLINDER BLOCK GP
CYLINDER HEAD GP
7W-2242 CYLINDER HEAD GP
CYLINDER HEAD AS
7W-2241 CYLINDER HEAD AS
VALVE MECHANISM GP
4N-7352 VALVE MECHANISM GP
ROCKER ARM GP-VALVE
7W-5926 ROCKER ARM GP-VALVE
ROCKER ARM GP-VALVE
7W-5927 ROCKER ARM GP-VALVE
COVER GP-VALVE MECHANISM
4W-5388 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
4W-5388 COVER GP-VALVE MECHANISM
LIFTING GP
7N-1748 LIFTING GP

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