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9Y-4721 COVER GP-FRONT HOUSING S/N 13E1263-UP OIL FILL HOLE CANNOT BE USED WITH @@@@@ 2P-6855@@@@@ ALSO AN ATTACHMENT 3304




BASIC ENGINE

HOUSING GP-FRONT
 

#SEBP14050010
 

9Y-4721: COVER GP-FRONT HOUSING

9Y-4721 COVER GP-FRONT HOUSING
S/N 13E1263-UP
OIL FILL HOLE
CANNOT BE USED WITH @@@@@ 2P-6855@@@@@
ALSO AN ATTACHMENT
i00168913 SEBP1405
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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-4526 [1] COVER  
2. 2P-2720 [1] GASKET  
3. 2P-3200 [2] BOLT-WASHER HEAD  
 

#SEBP14050011
 

128-2898: COVER GP-VALVE MECHANISM

128-2898 COVER GP-VALVE MECHANISM
S/N 13E1263-UP
FOR USE WITH @@@@@ 6C-9480@@@@@
i00520052 SEBP1405
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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 128-2897 [1] COVER AS-VALVE MECHANISM  
  3H-9049 [1] TUBE  
  7S-5913 [7] REINFORCEMENT (VALVE COVER)  
  8S-0801 [1] NUT-WELD  
2. 0S-1617 [11] BOLT (5/16-18X0.75-IN)  
3. 9M-1974 [11] WASHER-HARD (8.8X16X2-MM THK)  
4. 8S-1606 [1] GASKET-COVER (VALVE MECHANISM)  
5. 5L-2952 [1] CAP AS-FILLER (ENGINE OIL)  
 

#SEBP14050012
 

8N-4446: COVER GP-VALVE MECHANISM

8N-4446 COVER GP-VALVE MECHANISM
S/N 13E300-1262
i00146145 SEBP1405
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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-1084 [1] COVER AS-CYLINDER HEAD  
  8S-0801 [1] NUT-WELD  
  7S-5913 [7] REINFORCEMENT (VALVE COVER)  
2. 0S-1617 [11] BOLT (5/16-18X0.75-IN)(VALVE MECHANISM)  
3. 3B-4505 [11] LOCKWASHER  
4. 8S-1606 [1] GASKET-COVER (VALVE MECHANISM)  
 

#SEBP14050013
 

2W-7960: CRANKSHAFT AS

2W-7960 CRANKSHAFT AS
S/N 13E300-1023
FIELD REPLACEMENT FOR @@@@@ 4N-7695@@@@@
i01735501 SEBP1405
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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5H-2671 [1] KEY-WOODRUFF  
2. 8T-6757 [4] PLUG-PIPE  
3. 1W-4405 [1] GEAR-CRANKSHAFT (40-TEETH)  
4. 4N-7694 [1] CRANKSHAFT  
 

#SEBP14050014
 

337-0872: CRANKSHAFT AS

337-0872 CRANKSHAFT AS
S/N 13E300-1023
FIELD REPLACEMENT FOR @@@@@ 4N-7695@@@@@
i04009955 SEBP1405
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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 321-6442 [1] CRANKSHAFT  
2. 1W-4405 [1] GEAR-CRANKSHAFT (40-TEETH)  
3. 5H-2671 [1] KEY-WOODRUFF  
4. 8T-6757 [4] PLUG-PIPE  
 

#SEBP14050015
 

4N-7692: CRANKSHAFT AS

4N-7692 CRANKSHAFT AS
S/N 13E300-1023
FIELD REPLACEMENT FOR @@@@@ 4N-7695@@@@@
i00146014 SEBP1405
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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5H-2671 [1] KEY-WOODRUFF  
2. 8T-6757 [4] PLUG-PIPE  
3. 1W-9812 [1] GEAR (40-TEETH)  
4. 321-6442 [1] CRANKSHAFT  
 

#SEBP14050016
 

4N-7695: CRANKSHAFT AS

4N-7695 CRANKSHAFT AS
S/N 13E300-1023
PART OF 6N-8080 CRANKSHAFT GP
FIELD REPLACEMENT ORDER @@@@@ 2W-7960@@@@@, @@@@@ 4N-7692@@@@@, @@@@@337-0872@@@@@
i01066659 SEBP1405
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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9F-2247 [4] PLUG-PIPE  
 

#SEBP14050017
 

6N-8080: CRANKSHAFT GP

6N-8080 CRANKSHAFT GP
S/N 13E300-1023
i00146094 SEBP1405
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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4W-5738 [5] BEARING-MAIN (STANDARD)  
  8N-8225 AB BEARING-MAIN (0.25-MM US)  
  8N-8226 AB BEARING-MAIN (0.51-MM US)  
  8N-8227 AB BEARING-MAIN (0.76-MM US)  
  8N-8228 AB BEARING-MAIN (0.51-MM OS)  
  8N-8229 AB BEARING-MAIN (0.25-MM US, 0.51-MM OS)(0.25-MM US, 0.51-MM OS)  
  4P-7305 AB BEARING-MAIN (0.51-MM OS, 0.51-MM US)  
  4P-7306 AB BEARING-MAIN (0.51-MM OS, 0.76-MM US)  
2. 7N-9342 [2] PLATE-THRUST  
3. 4N-7695 Y [1] CRANKSHAFT AS  
   
    AVAILABLE REPAIR KIT(S):
  196-9532 A KIT-BASIC ENGINE REPAIR (STANDARD MAIN BEARINGS)  
    (INCLUDES A COMPLETE SET OF STANDARD BEARINGS & THRUST PLATES)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  Y   SEPARATE ILLUSTRATION
 

#SEBP14050018
 

6N-8080: CRANKSHAFT GP

6N-8080 CRANKSHAFT GP
S/N 13E1024-UP
i00146095 SEBP1405
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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 232-3233 [5] BEARING-MAIN (STANDARD)  
  8N-8225 AB BEARING-MAIN (0.25-MM US)  
  8N-8226 AB BEARING-MAIN (0.51-MM US)  
  8N-8227 AB BEARING-MAIN (0.76-MM US)  
  8N-8228 AB BEARING-MAIN (0.51-MM OS)  
  8N-8229 AB BEARING-MAIN (0.25-MM US, 0.51-MM OS)(0.25-MM US, 0.51-MM OS)  
  4P-7305 AB BEARING-MAIN (0.51-MM OS, 0.51-MM US)  
  4P-7306 AB BEARING-MAIN (0.51-MM OS, 0.76-MM US)  
2. 100-3652 [2] PLATE-THRUST  
3. 337-0872 C [1] CRANKSHAFT AS  
  1W-4405 [1] GEAR-CRANKSHAFT (40-TEETH)  
  5H-2671 [1] KEY-WOODRUFF  
  8T-6757 [4] PLUG-PIPE  
   
    AVAILABLE REPAIR KIT(S):
  196-9532 A KIT-BASIC ENGINE REPAIR (STANDARD MAIN BEARINGS)  
    (INCLUDES A COMPLETE SET OF STANDARD MAIN BEARINGS & THRUST PLATES)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP14050019
 

7N-6552: CYLINDER BLOCK AS

7N-6552 CYLINDER BLOCK AS
PART OF 7N-6553 CYLINDER BLOCK GP
FIELD REPLACEMENT ORDER @@@@@ 1N-3574@@@@@, 6N-7725 KIT-CYLINDER BLOCK
i00146115 SEBP1405
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Parts for your 3304 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-8003 [5] CAP-CRANKSHAFT BEARING  
2. 7S-3224 [10] BOLT (5/8-11X5.25-IN)  
  2S-5658 [10] WASHER-HARD (17X29X3-MM THK)  
3. 371-5941 [4] LINER-CYLINDER  
4. 2W-6134 [4] BAND-FILLER  
5. 456-5581 [12] SEAL-O-RING  
   
  104-5512 ABF INSERT-LINER SEAT (0.822-MM THK)  
  104-5513 ABF INSERT-LINER SEAT (0.872-MM THK)  
  104-5511 ABF INSERT-LINER SEAT (0.772-MM THK)  
  104-5518 ABF INSERT-LINER SEAT (1.605-MM THK)  
  104-5515 ABF INSERT-LINER SEAT (1.555-MM THK)  
  104-5522 ABF INSERT-LINER SEAT (1.655-MM THK)  
  104-5527 ABF INSERT-LINER SEAT (2.71-MM THK)  
  104-5528 ABF INSERT-LINER SEAT (2.76-MM THK)  
  104-5526 ABF INSERT-LINER SEAT (2.66-MM THK)  
  104-5530 ABF INSERT-LINER SEAT (5.21-MM THK)  
  104-5529 ABF INSERT-LINER SEAT (5.16-MM THK)  
  104-5531 ABF INSERT-LINER SEAT (5.26-MM THK)  
  8S-6045 ABF SHIM (0.007-MM THK)(CYLINDER LINER)  
  8S-6046 ABF SHIM (0.008-MM THK)(CYLINDER LINER)  
  8S-6047 ABF SHIM (0.009-MM THK)(CYLINDER LINER)  
  8S-6048 ABF SHIM (0.015-MM THK)(CYLINDER LINER)  
  8S-6049 ABF SHIM (0.029-MM THK)(CYLINDER LINER)  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  F   NOT SHOWN
 

Information:

Engine News
Specifications
Timing Gears
3304B & 3306B INDUSTRIAL & MARINE ENGINES
Timing Gear Cover
3304B & 3306B INDUSTRIAL & MARINE ENGINES
Disassembly and Assembly
Crankshaft Front Seal & Wear Sleeve
3304B & 3306B INDUSTRIAL & MARINE ENGINES
Gauge Group
3304B & 3306B INDUSTRIAL & MARINE ENGINES
Timing Gears
3304B & 3306B INDUSTRIAL & MARINE ENGINES
Timing Gear Plate
3304B & 3306B INDUSTRIAL & MARINE ENGINES
Crankshaft Front Seal And Wear Sleeve
3304B & 3306B MARINE ENGINES
Timing Gear Cover
3304B & 3306B MARINE ENGINES
Timing Gears
3304B & 3306B MARINE ENGINES
Timing Gear Plate
3304B & 3306B MARINE ENGINES
Service Magazine

Caterpillar Parts SIS Catalog 3304 :

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