AVSPARE.COM
parts catalog
  1. Home
  2. Caterpillar catalog

243-6741 CYLINDER HEAD AS S/N CKH503-1697 WITH MACHINE IN PLACE VALVE SEAT INSERTS PART OF 223-9250 CYLINDER HEAD GP C18


BASIC ENGINE
CYLINDER HEAD GP

MARINE ENGINE C18 MARINE ENGINE CKH
 C18 Marine Engine CKH00001-UP SEBP3351 C18 CKH   (2001)

BASIC ENGINE

CYLINDER HEAD GP
CYLINDER HEAD AS
223-7263 CYLINDER HEAD AS
CYLINDER HEAD AS
243-0943 CYLINDER HEAD AS
CYLINDER HEAD AS
243-6741 CYLINDER HEAD AS
CYLINDER HEAD AS
381-2577 CYLINDER HEAD AS
CYLINDER HEAD GP
153-5498 CYLINDER HEAD GP
CYLINDER HEAD GP
187-2112 CYLINDER HEAD GP
 

#SEBP33510060
 

243-6741: CYLINDER HEAD AS

243-6741 CYLINDER HEAD AS
S/N CKH503-1697
WITH MACHINE IN PLACE VALVE SEAT INSERTS
PART OF 223-9250 CYLINDER HEAD GP
i01983686 SEBP3351
2436741 CYLINDER HEAD AS Parts scheme 2436741 CYLINDER HEAD AS Parts scheme
  For full view, you need register

Parts for your C18 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 122-7375 [24] GUIDE-VALVE (STANDARD)  
  122-0447 AB GUIDE-VALVE (0.51-MM OS)  
  122-8612 AB GUIDE-VALVE (0.13-MM OS)  
2. 216-5582 [7] BUSHING (STANDARD)  
  217-0751 AB BUSHING (0.25-MM OS)  
  217-0752 AB BUSHING (0.762-MM OS)  
  261-3429 AB BUSHING (1.778-MM OS)  
  261-3430 AB BUSHING (1.27-MM OS)  
3. 227-4239 [6] SLEEVE-INJECTOR  
4. 243-0943 Y [1] CYLINDER HEAD AS  
    -OR-
  223-7263 Y [1] CYLINDER HEAD AS  
5. 166-2903 [6] SEAL-O-RING  
6. 166-2904 [6] SEAL-O-RING  
7. 3B-0623 [17] PLUG-CUP  
8. 3B-0645 [20] PLUG-CUP  
9. 8T-6757 [3] PLUG-PIPE  
10. 9X-7430 [6] SEAL-O-RING  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP33510061
 

381-2577: CYLINDER HEAD AS

381-2577 CYLINDER HEAD AS
S/N PLE1-UP; CKH1698-UP
PART OF 380-9100 CYLINDER HEAD GP
i05033132 SEBP3351
3812577 CYLINDER HEAD AS Parts scheme
  For full view, you need register

Parts for your C18 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 216-5582 [7] BUSHING  
2. 280-3979 [12] INSERT-VALVE SEAT (INLET)  
3. 226-5561 [12] INSERT-VALVE SEAT (EXHAUST)  
4. 263-4920 [6] SLEEVE-INJECTOR (INLET)  
5. 376-6566 [24] GUIDE-VALVE  
6. 166-2904 [12] SEAL-O-RING  
7. 3B-0623 [17] PLUG-CUP  
8. 3B-0645 [20] PLUG-CUP  
9. 8T-6757 [3] PLUG-PIPE  
10. 9X-7430 [6] SEAL-O-RING  
 

#SEBP33510062
 

153-5498: CYLINDER HEAD GP

153-5498 CYLINDER HEAD GP
S/N CKH3278-UP
i01355383 SEBP3351
1535498 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your C18 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-4183 [1] PLUG (1-1/16-12-THD)  
2. 8T-6763 [2] PLUG-PIPE (1/4-18-THD)  
3. 224-5122 [1] GASKET (CYLINDER HEAD)  
4. 187-2112 CY [1] CYLINDER HEAD GP  
5. 3E-6772 [24] SEAL (WATER)  
6. 124-1855 [16] BOLT-12 POINT HEAD (3/4-16X7.638-IN)  
7. 6V-5049 [4] SEAL-O-RING  
8. 124-1854 [10] BOLT-12 POINT HEAD (3/4-16X8.5-IN)  
9. 8T-6762 [1] PLUG-PIPE (1/2-14-THD)  
10. 8L-2786 [1] SEAL-O-RING  
11. 9S-8004 [4] PLUG (9/16-18-THD)  
12. 5P-0840 [1] SEAL-O-RING  
13. 6V-5050 [1] SEAL-O-RING  
14. 9S-8005 [1] PLUG (3/4-16-THD)  
15. 8T-6765 [1] PLUG-PIPE (1/4-18-THD)  
16. 106-1792 [12] STUD-TAPERLOCK (3/8-16X4-IN)  
17. 7W-6492 [1] PLUG-PIPE (1/2-14-THD)  
18. 5H-1504 [26] WASHER-HARD (20X33.5X5-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP33510063
 

187-2112: CYLINDER HEAD GP

187-2112 CYLINDER HEAD GP
S/N CKH1-UP
PART OF 153-5498 CYLINDER HEAD GP
i01356614 SEBP3351
1872112 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your C18 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 185-2246 Y [1] CYLINDER HEAD AS  
2. 490-7198 [12] VALVE-INLET  
3. 490-7200 [12] VALVE-EXHAUST  
4. 6I-0928 [24] WASHER-SPECIAL  
5. 186-2001 [24] ROTOCOIL AS  
6. 211-3122 [24] SPRING-VALVE (INNER)  
7. 2A-4429 [48] LOCK-RETAINER  
8. 163-2478 [24] SEAL-VALVE STEM  
9. 247-9908 [24] SPRING-VALVE (OUTER)  
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP33510064
 

223-9250: CYLINDER HEAD GP

223-9250 CYLINDER HEAD GP
S/N CKH1-502
FOR 2300 RPM APLICATIONS FEILD REPLACEMENT 380-9100 CYLINDER HEAD IS AVALIBLE
PART OF 234-9216 CYLINDER HEAD GP
i01877306 SEBP3351
2239250 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your C18 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2A-4429 [48] LOCK-RETAINER  
2. 6I-0928 [24] WASHER-SPECIAL  
3. 153-7023 [12] VALVE-INLET  
4. 153-7024 [12] VALVE-EXHAUST  
5. 163-2478 [24] SEAL-VALVE STEM  
6. 211-3123 [24] SPRING-VALVE (OUTER)  
7. 223-7263 Y [1] CYLINDER HEAD AS  
8. 186-2001 [24] ROTOCOIL AS  
9. 211-3122 [24] SPRING-VALVE (INNER)  
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP33510065
 

223-9250: CYLINDER HEAD GP

223-9250 CYLINDER HEAD GP
S/N CKH503-1697
FOR 2300 RPM APLICATIONS FEILD REPLACEMENT 380-9100 CYLINDER HEAD IS AVALIBLE
PART OF 234-9216 CYLINDER HEAD GP
i01986632 SEBP3351
2239250 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your C18 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2A-4429 [48] LOCK-RETAINER  
2. 6I-0928 [24] WASHER-SPECIAL  
3. 153-7023 [12] VALVE-INLET  
4. 153-7024 [12] VALVE-EXHAUST  
5. 163-2478 [24] SEAL-VALVE STEM  
6. 211-3123 [24] SPRING-VALVE (OUTER)  
7. 243-6741 CY [1] CYLINDER HEAD AS  
8. 186-2001 [24] ROTOCOIL AS  
9. 211-3122 [24] SPRING-VALVE (INNER)  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP33510066
 

234-9216: CYLINDER HEAD GP

234-9216 CYLINDER HEAD GP
S/N CKH500-1697
i01975145 SEBP3351
2349216 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your C18 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3E-6772 [24] SEAL (WATER)  
2. 6I-4025 [16] FASTENER GP-CYLINDER HEAD  
    (EACH INCLUDES)
  5H-1504 [1] WASHER-HARD (20X33.5X5-MM THK)  
  124-1855 [1] BOLT-12 POINT HEAD (3/4-16X7.638-IN)  
3. 106-1792 [12] STUD-TAPERLOCK (3/8-16X4-IN)  
4. 106-5673 [10] FASTENER GP-CYLINDER HEAD (MARKED X)  
    (EACH INCLUDES)
  5H-1504 [1] WASHER-HARD (20X33.5X5-MM THK)  
  124-1854 [1] BOLT-12 POINT HEAD (3/4-16X8.5-IN)  
5. 223-9250 Y [1] CYLINDER HEAD GP  
6. 183-3407 [3] PLUG AS  
    (EACH INCLUDES)
  9S-8004 [1] PLUG (9/16-18-THD)  
6A. 214-7568 [1] SEAL-O-RING  
7. 224-5122 [1] GASKET (CYLINDER HEAD)  
8. 5P-0840 [1] SEAL-O-RING  
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP33510067
 

380-9092: CYLINDER HEAD GP

380-9092 CYLINDER HEAD GP
S/N PLE1-UP; CKH1698-UP
i05028753 SEBP3351
3809092 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your C18 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3E-6772 [24] SEAL (WATER)  
2. 6I-4025 [16] FASTENER GP-CYLINDER HEAD  
    (EACH INCLUDES)
  5H-1504 [1] WASHER-HARD (20X33.5X5-MM THK)  
  124-1855 [1] BOLT-12 POINT HEAD (3/4-16X7.638-IN)  
3. 106-5673 [10] FASTENER GP-CYLINDER HEAD  
    (EACH INCLUDES)
  5H-1504 WASHER-HARD (20X33.5X5-MM THK)  
  124-1854 [1] BOLT-12 POINT HEAD (3/4-16X8.5-IN)  
4. 224-5122 [1] GASKET (CYLINDER HEAD)  
5. 380-9100 Y [1] CYLINDER HEAD GP  
6. 183-3407 [3] PLUG AS  
    (EACH INCLUDES)
  9S-8004 [1] PLUG (9/16-18-THD)  
  214-7568 [1] SEAL-O-RING  
7. 5P-0840 [1] SEAL-O-RING  
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP33510068
 

380-9100: CYLINDER HEAD GP

380-9100 CYLINDER HEAD GP
PART OF 380-9092, 458-3770 CYLINDER HEAD GP
FIELD REPLACEMENT FOR @@@@@223-9250@@@@@
i05029371 SEBP3351
3809100 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your C18 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2A-4429 [48] LOCK-RETAINER  
2. 6I-0928 [24] WASHER-SPECIAL  
3. 490-7198 [12] VALVE-INLET  
4. 490-7200 [12] VALVE-EXHAUST  
5. 163-2478 [24] SEAL-VALVE STEM  
6. 186-2001 [24] ROTOCOIL AS  
7. 381-2577 Y [1] CYLINDER HEAD AS  
8. 211-3122 [24] SPRING-VALVE  
9. 247-9908 [24] SPRING-VALVE  
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP33510069
 

458-3770: CYLINDER HEAD GP

458-3770 CYLINDER HEAD GP
S/N CKH1-UP
i05774470 SEBP3351
4583770 CYLINDER HEAD GP Parts scheme
  For full view, you need register

Parts for your C18 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3E-6772 [24] SEAL (WATER)  
2. 6I-4025 [16] FASTENER GP-CYLINDER HEAD  
    (EACH INCLUDES)
  5H-1504 [1] WASHER-HARD (20X33.5X5-MM THK)  
  124-1855 [1] BOLT-12 POINT HEAD (3/4-16X7.638-IN)  
3. 106-5673 [10] FASTENER GP-CYLINDER HEAD  
    (EACH INCLUDES)
  5H-1504 [1] WASHER-HARD (20X33.5X5-MM THK)  
  7N-1961 [1] BOLT-12 POINT HEAD (3/4-16X8.5-IN)  
4. 359-0908 [1] GASKET-CYLINDER HEAD  
5. 380-9100 Y [1] CYLINDER HEAD GP  
6. 183-3407 [8] PLUG AS  
    (EACH INCLUDES)
  9S-8004 [1] PLUG (9/16-18-THD)  
  214-7568 [1] SEAL-O-RING  
7. 307-2673 [1] PLUG AS  
  9S-8005 [1] PLUG (3/4-16-THD)  
  238-5080 [1] SEAL-O-RING  
8. 353-5126 [1] PLUG AS  
  6V-6609 [1] SEAL-O-RING  
  9S-8005 [1] PLUG (3/4-16-THD)  
9. 5P-0840 [1] SEAL-O-RING  
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

Information:

Engine News
New Inlet Valve Seats are Now Used {1103}
2005/10/03
Caterpillar Warranty Claims on Cylinder Head Valves {1105}
2005/10/03
A New Valve Bridge May Need to Be Installed on Certain Engines {1100}
2006/03/20
A New Outer Valve Spring is Now Used {1100, 1108}
2009/03/30
A New Valve Guide Is Used on Certain C18 Marine Engines {1100, 1101}
2014/01/31
Cat<SUP>&reg;</SUP> Reman Now Offers Upgrade to New Cylinder Heads for Certain Engines {1100}
2014/10/03
A Modified Procedure Is Now Used to Seal the Mating Surfaces of the Cylinder Block and the Gasket on C15 And C18 Engines {1100, 1124, 1201}
A Modified Procedure Is Now Used to Seal the Mating Surfaces of the Cylinder Block and the Gasket on C15 And C18 Engines {1100, 1124, 1201}
Special Instruction
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}
Oversized Injector Sleeves for Remanufactured Cylinder Heads On Medium Sized Engines{1100, 1101, 1125}
Oversized Injector Sleeves for Remanufactured Cylinder Heads On Medium Sized Engines{1100, 1101, 1125}
Rocker Valley Inserts Are Now Used in Remanufactured Cylinder Heads{1100, 1102}
Rocker Valley Inserts Are Now Used in Remanufactured Cylinder Heads{1100, 1102}
Specifications
Cylinder Head Valves
C18 Marine and Marine Generator Set Engines
Cylinder Head
C18 Marine and Marine Generator Set Engines
Tool Operating Manual
{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}
Information Release Memo
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
Testing and Adjusting
Engine Valve Lash - Inspect/Adjust
C18 Marine and Marine Generator Set Engines
Disassembly and Assembly
Electronic Unit Injector Sleeve - Install
C18 Generator set and C18 Marine Engines
Electronic Unit Injector Sleeve - Remove
C18 Generator set and C18 Marine Engines
Cylinder Head - Remove
C18 Generator set and C18 Marine Engines
Cylinder Head - Install
C18 Generator set and C18 Marine Engines
Rocker Arm and Shaft - Remove
C18 Generator set and C18 Marine Engines
Camshaft Bearings - Remove
C18 Generator set and C18 Marine Engines
Camshaft Bearings - Install
C18 Generator set and C18 Marine Engines
Rocker Arm and Shaft - Install
C18 Generator set and C18 Marine Engines
Inlet and Exhaust Valve Seat Inserts - Remove and Install
C18 Generator set and C18 Marine Engines
Inlet and Exhaust Valve Guides - Remove and Install
C18 Generator set and C18 Marine Engines
Inlet and Exhaust Valve Springs - Remove and Install
C18 Generator set and C18 Marine Engines
Inlet and Exhaust Valves - Remove and Install
C18 Generator set and C18 Marine Engines

Caterpillar Parts SIS Catalog C18 :

CYLINDER HEAD AS
243-0943 CYLINDER HEAD AS
CYLINDER HEAD AS
223-7263 CYLINDER HEAD AS
CYLINDER HEAD AS
185-2246 CYLINDER HEAD AS
CYLINDER BLOCK GP
261-0191 CYLINDER BLOCK GP
CYLINDER BLOCK GP
261-0191 CYLINDER BLOCK GP
CYLINDER BLOCK GP
261-0191 CYLINDER BLOCK GP
CYLINDER BLOCK GP
261-0191 CYLINDER BLOCK GP
CYLINDER BLOCK GP
261-0191 CYLINDER BLOCK GP
CYLINDER HEAD AS
381-2577 CYLINDER HEAD AS
CYLINDER HEAD GP
153-5498 CYLINDER HEAD GP
CYLINDER HEAD GP
187-2112 CYLINDER HEAD GP
CYLINDER HEAD GP
223-9250 CYLINDER HEAD GP
CYLINDER HEAD GP
223-9250 CYLINDER HEAD GP
CYLINDER HEAD GP
234-9216 CYLINDER HEAD GP
CYLINDER HEAD GP
380-9092 CYLINDER HEAD GP
CYLINDER HEAD GP
380-9100 CYLINDER HEAD GP

Truck sale:

Caterpillar C18, Construction
89,000 USD 
Caterpillar C18, Construction
- Stationary Generator Sets
MACALLISTER MACHINERY CO., INC
Caterpillar C18, Construction
34,700 
Caterpillar C18, Construction
- mobile generator sets
MOHAMED ABDULRAHMAN AL-BAHAR
United Arab Emirates
Caterpillar C18, Construction
34,800 
Caterpillar C18, Construction
- mobile generator sets
MOHAMED ABDULRAHMAN AL-BAHAR
United Arab Emirates
Caterpillar C18, Construction
32,850 
Caterpillar C18, Construction
- mobile generator sets
MOHAMED ABDULRAHMAN AL-BAHAR
United Arab Emirates
Caterpillar C18, Construction
36,800 
Caterpillar C18, Construction
- mobile generator sets
MOHAMED ABDULRAHMAN AL-BAHAR
United Arab Emirates
Back to top
Contacts Request list Affiliate disclosure
The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.