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187-1327 COVER GP-VALVE MECHANISM S/N RDP1-UP NO OIL FILL, MID MOUNTED BREATHER COVER PART OF 364-3723, 364-3724, 447-1945, 447-1947, 516-8909, 516-8910, 538-5144, 538-5145 ENGINE AR-COMPLETE 988K


BASIC ENGINE
VALVE MECHANISM GP
CRANKSHAFT GP
CYLINDER BLOCK GP
CYLINDER HEAD GP

WHEEL LOADER 988K WHEEL LOADER TWX
 988K Wheel Loader TWX00001-UP (MACHINE) POWERED BY C18 Engine SEBP5753 988K TWX   (2013)

BASIC ENGINE

VALVE MECHANISM GP
BASE GP-VALVE COVER & INJ HARN
419-4591 BASE GP-VALVE COVER & INJ HARN
COVER GP-VALVE MECHANISM
150-3135 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
187-1327 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
341-6804 COVER GP-VALVE MECHANISM
FASTENER GP-VALVE MECHANISM
335-2317 FASTENER GP-VALVE MECHANISM
MECHANISM GP-FUEL PUMP & VALVE
265-7878 MECHANISM GP-FUEL PUMP & VALVE
 

#SEBP57530050
 

187-1327: COVER GP-VALVE MECHANISM

187-1327 COVER GP-VALVE MECHANISM
S/N RDP1-UP
NO OIL FILL, MID MOUNTED BREATHER COVER
PART OF 364-3723, 364-3724, 447-1945, 447-1947, 516-8909, 516-8910, 538-5144, 538-5145 ENGINE AR-COMPLETE
i03796329 SEBP5753
1871327 COVER GP-VALVE MECHANISM Parts scheme
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Parts for your 988K WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 150-3135 Y [2] COVER GP-VALVE MECHANISM  
2. 341-6804 CY [1] COVER GP-VALVE MECHANISM  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP57530051
 

341-6804: COVER GP-VALVE MECHANISM

341-6804 COVER GP-VALVE MECHANISM
S/N RDP1-UP
PART OF 187-1327 COVER GP-VALVE MECHANISM
i03531580 SEBP5753
3416804 COVER GP-VALVE MECHANISM Parts scheme
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Parts for your 988K WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 242-9537 [1] SEAL-VALVE COVER  
2. 243-1159 [6] FASTENER AS  
    (EACH INCLUDES)
2A. 149-7378 [1] GROMMET  
3. 455-3837 [1] COVER AS-VALVE (BREATHER)  
3A. 9X-2038 [3] WASHER (7X19X2-MM THK)  
   
    PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY
 

#SEBP57530052
 

366-6114: CRANKSHAFT GP

366-6114 CRANKSHAFT GP
S/N RDP1-UP
PART OF 415-1247, 498-3722 ENGINE AR-CORE
i04181889 SEBP5753
3666114 CRANKSHAFT GP Parts scheme
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Parts for your 988K WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 317-8766 J [7] BEARING-MAIN (STANDARD)  
  4W-5698 AB BEARING-MAIN (0.63-MM US)  
  4W-5699 AB BEARING-MAIN (1.27-MM US)  
  4W-5700 AB BEARING-MAIN (0.63-MM OS)  
  4W-5701 AB BEARING-MAIN (0.63-MM OS, 0.63-MM US)  
2. 468-5121 [1] CRANKSHAFT AS  
2A. 361-8229 [1] GEAR-CRANKSHAFT (66-TEETH)  
  4N-0684 [1] DOWEL  
  7S-5005 [1] DOWEL  
3. 253-1752 J [2] PLATE-THRUST  
4. 319-7401 Y [1] SEAL GP-CRANKSHAFT (FRONT)  
   
    AVAILABLE REPAIR KIT(S):
  243-6718 AY [1] KIT-CRANKSHAFT BEARING  
    (INCLUDES A COMPLETE SET OF MAIN BEARING & THRUST PLATES)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  J   KIT MARKED J SERVICES PART(S) MARKED J
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP57530053
 

357-1320: CYLINDER BLOCK AS

357-1320 CYLINDER BLOCK AS
S/N RDP1-UP
PART OF 358-6883 CYLINDER BLOCK GP
i04181871 SEBP5753
3571320 CYLINDER BLOCK AS Parts scheme
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Parts for your 988K WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 155-0809 [6] SEAL-LINER  
2. 155-2793 [12] SEAL-LINER  
3. 357-1315 [1] CYLINDER BLOCK AS  
  3P-1323 [14] BOLT-BEARING CAP (7/8-14X7.75-IN)  
  9H-1031 [14] WASHER-HARD (24X41.5X6-MM THK)  
  167-8081 [7] CAP-CRANKSHAFT BEARING  
4. 516-9693 [6] LINER-CYLINDER BLOCK  
5. 9L-5854 [6] BAND-FILLER (130.2-MM ID)  
 

#SEBP57530054
 

555-8793: CYLINDER BLOCK AS

555-8793 CYLINDER BLOCK AS
S/N RDP1-UP
PART OF 358-6883 CYLINDER BLOCK GP
i07401937 SEBP5753
5558793 CYLINDER BLOCK AS Parts scheme
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Parts for your 988K WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 155-0809 [6] SEAL-LINER  
2. 155-2793 [12] SEAL-LINER  
3. 488-1675 [1] CYLINDER BLOCK AS  
  3P-1323 [14] BOLT-BEARING CAP (7/8-14X7.75-IN)  
  9H-1031 [14] WASHER-HARD (24X41.5X6-MM THK)  
  167-8081 [7] CAP-CRANKSHAFT BEARING  
4. 556-0701 [6] LINER-CYLINDER  
5. 9L-5854 [6] BAND-FILLER (130.2-MM ID)  
 

#SEBP57530055
 

358-6883: CYLINDER BLOCK GP

358-6883 CYLINDER BLOCK GP
S/N RDP1-UP
PART OF 415-1247 ENGINE AR-CORE
Type 1
i04181849 SEBP5753
3586883 CYLINDER BLOCK GP Parts scheme
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Parts for your 988K WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1S-9540 [1] DOWEL  
2. 4N-1650 [1] DOWEL  
3. 6I-1055 [1] DOWEL  
4. 6I-4421 [1] PLATE-SPACER  
5. 142-2329 [1] SEAL  
6. 227-1204 [1] GASKET  
7. 4N-0683 [4] DOWEL  
8. 357-1320 Y [1] CYLINDER BLOCK AS  
9. 2M-6471 [2] PLUG-CUP  
10. 5P-0840 [1] SEAL-O-RING  
   
  101-0523 ABFN INSERT-LINER SEAT (5.21-MM THK)  
  101-0524 ABFN INSERT-LINER SEAT (5.16-MM THK)  
  101-0525 ABFN INSERT-LINER SEAT (5.26-MM THK)  
  9Y-3368 ABFN INSERT-LINER SEAT (0.822-MM THK)  
  6I-4361 ABFN INSERT-LINER SEAT (0.772-MM THK)  
  6I-4362 ABFN INSERT-LINER SEAT (0.872-MM THK)  
  2W-3815 ABFN INSERT-LINER SEAT (1.605-MM THK)  
  6I-4363 ABFN INSERT-LINER SEAT (1.555-MM THK)  
  6I-4364 ABFN INSERT-LINER SEAT (1.655-MM THK)  
  5N-0093 ABFN INSERT-LINER SEAT (2.71-MM THK)  
  6I-4365 ABFN INSERT-LINER SEAT (2.66-MM THK)  
  6I-4366 ABFN INSERT-LINER SEAT (2.76-MM THK)  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  F   NOT SHOWN
  N   FOR SALVAGE OF DAMAGED LIFTER BORES IN CYLINDER BLOCK REFER TO SEBF8076 IN SIS WEB
  Y   SEPARATE ILLUSTRATION
 

#SEBP57530056
 

358-6883: CYLINDER BLOCK GP

358-6883 CYLINDER BLOCK GP
S/N RDP1-UP
PART OF 498-3722 ENGINE AR-CORE
Type 2
i06888456 SEBP5753
3586883 CYLINDER BLOCK GP Parts scheme
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Parts for your 988K WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1S-9540 [1] DOWEL  
2. 4N-1650 [1] DOWEL  
3. 6I-1055 [1] DOWEL  
4. 6I-4421 [1] PLATE-SPACER  
5. 142-2329 [1] SEAL  
6. 227-1204 [1] GASKET  
7. 4N-0683 [4] DOWEL  
8. 555-8793 CY [1] CYLINDER BLOCK AS  
9. 2M-6471 [2] PLUG-CUP  
10. 5P-0840 [1] SEAL-O-RING  
   
  101-0523 ABFN INSERT-LINER SEAT (5.21-MM THK)  
  101-0524 ABFN INSERT-LINER SEAT (5.16-MM THK)  
  101-0525 ABFN INSERT-LINER SEAT (5.26-MM THK)  
  9Y-3368 ABFN INSERT-LINER SEAT (0.822-MM THK)  
  6I-4361 ABFN INSERT-LINER SEAT (0.772-MM THK)  
  6I-4362 ABFN INSERT-LINER SEAT (0.872-MM THK)  
  2W-3815 ABFN INSERT-LINER SEAT (1.605-MM THK)  
  6I-4363 ABFN INSERT-LINER SEAT (1.555-MM THK)  
  6I-4364 ABFN INSERT-LINER SEAT (1.655-MM THK)  
  5N-0093 ABFN INSERT-LINER SEAT (2.71-MM THK)  
  6I-4365 ABFN INSERT-LINER SEAT (2.66-MM THK)  
  6I-4366 ABFN INSERT-LINER SEAT (2.76-MM THK)  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  F   NOT SHOWN
  N   FOR SALVAGE OF DAMAGED LIFTER BORES IN CYLINDER BLOCK REFER TO SEBF8076 IN SIS WEB
  Y   SEPARATE ILLUSTRATION
 

#SEBP57530057
 

281-1640: CYLINDER HEAD AS

281-1640 CYLINDER HEAD AS
S/N RDP1-UP
PART OF 263-5055, 432-5470 CYLINDER HEAD GP
i02411332 SEBP5753
2811640 CYLINDER HEAD AS Parts scheme
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Parts for your 988K WHEEL LOADER:

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. 300-3565 [12] INSERT-VALVE SEAT (EXHAUST)(STANDARD)  
4. 263-4920 [6] SLEEVE-INJECTOR (INLET)  
6. 280-3979 [12] INSERT-VALVE SEAT (INLET)(STANDARD)  
  288-4881 AB INSERT-VALVE SEAT (INLET)(0.51-MM OS)  
  288-4882 AB INSERT-VALVE SEAT (0.76-MM OS, INLET)  
7. 166-2904 [12] SEAL-O-RING  
8. 3B-0623 [17] PLUG-CUP  
9. 3B-0645 [20] PLUG-CUP  
10. 8T-6757 [3] PLUG-PIPE  
11. 9X-7430 [6] SEAL-O-RING  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
 

#SEBP57530058
 

263-5055: CYLINDER HEAD GP

263-5055 CYLINDER HEAD GP
S/N RDP1-499
PART OF 274-1953 CYLINDER HEAD GP
i02411303 SEBP5753
2635055 CYLINDER HEAD GP Parts scheme
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Parts for your 988K WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2A-4429 [48] LOCK-RETAINER  
2. 6I-0928 [24] WASHER-SPECIAL  
3. 163-2478 [24] SEAL-VALVE STEM  
4. 247-9908 [24] SPRING-VALVE (OUTER)  
5. 281-1640 Y [1] CYLINDER HEAD AS  
6. 490-7200 [12] VALVE-EXHAUST  
7. 186-2001 [24] ROTOCOIL AS  
8. 211-3122 [24] SPRING-VALVE (INNER)  
9. 490-7198 [12] VALVE-INLET  
  Y   SEPARATE ILLUSTRATION
 

#SEBP57530059
 

274-1953: CYLINDER HEAD GP

274-1953 CYLINDER HEAD GP
S/N RDP1-499
PART OF 415-1247 ENGINE AR-CORE
i02357641 SEBP5753
2741953 CYLINDER HEAD GP Parts scheme
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Parts for your 988K WHEEL LOADER:

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)  
  124-1854 [1] BOLT-12 POINT HEAD (3/4-16X8.5-IN)  
4. 263-5055 Y [1] CYLINDER HEAD GP  
5. 281-8261 [6] SLEEVE AS-EXHAUST  
6. 224-5122 [1] GASKET (CYLINDER HEAD)  
7. 5P-0840 [1] SEAL-O-RING  
8. 183-3407 [3] PLUG AS  
    (EACH INCLUDES)
  214-7568 [1] SEAL-O-RING  
  9S-8004 [1] PLUG (9/16-18-THD)  
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

Information:

Caterpillar Parts SIS Catalog 988K :

COVER GP-VALVE MECHANISM
150-3135 COVER GP-VALVE MECHANISM
COVER GP-FRONT HOUSING
159-6159 COVER GP-FRONT HOUSING
COVER GP-FRONT HOUSING
120-9847 COVER GP-FRONT HOUSING
COVER GP-CYLINDER BLOCK
140-9746 COVER GP-CYLINDER BLOCK
COVER GP-CYLINDER BLOCK
107-6737 COVER GP-CYLINDER BLOCK
COVER GP-CYLINDER BLOCK
107-6736 COVER GP-CYLINDER BLOCK
CAMSHAFT GP
331-0964 CAMSHAFT GP
BASE GP-VALVE COVER & INJ HARN
419-4591 BASE GP-VALVE COVER & INJ HARN
COVER GP-VALVE MECHANISM
341-6804 COVER GP-VALVE MECHANISM
CRANKSHAFT GP
366-6114 CRANKSHAFT GP
CYLINDER BLOCK AS
357-1320 CYLINDER BLOCK AS
CYLINDER BLOCK AS
555-8793 CYLINDER BLOCK AS
CYLINDER BLOCK GP
358-6883 CYLINDER BLOCK GP
CYLINDER BLOCK GP
358-6883 CYLINDER BLOCK GP
CYLINDER HEAD AS
281-1640 CYLINDER HEAD AS
CYLINDER HEAD GP
263-5055 CYLINDER HEAD GP
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