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3N2678 CYLINDER BLOCK & COVERS GROUP-SIDE VIEW-PART 1 OF 2 SERIAL NO. 35Z1 TO 35Z966 INCLUSIVE D398B




BASIC ENGINE

CYLINDER BLOCK GP
 

#SEBP12900010
 

3N-2678: CYLINDER BLOCK & COVERS GP

3N2678 CYLINDER BLOCK & COVERS GROUP-SIDE VIEW-PART 1 OF 2
SERIAL NO. 35Z1 TO 35Z966 INCLUSIVE
c165318 SEBP1290
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Parts for your D398B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1A-2223 [12] DOWEL  
    (PART OF 3N6992 AND 3N6994 ASSEM.)
  9S-1366 [2] BOLT  
  5L-2894 [7] BEARING  
    (PART OF 3N6992 AND 3N6994 ASSEM.)
  5F-9303 [2] COVER  
  1F-3131 [2] GASKET  
  3B-0551 [2] PLUG  
  1A-0168 [6] BOLT  
  3B-4508 [8] LOCKWASHER  
  9M-7269 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  5N-3275 C [1] GASKET  
  0L-1351 [4] BOLT  
  3B-4506 [8] LOCKWASHER  
  0L-2061 [2] DOWEL (875" LONG)  
  2B-2994 [2] DOWEL (150" LONG)  
    (PART OF 3N6992 AND 3N6994 ASSEM.)
  7F-7669 [1] GASKET  
  7F-7670 [1] COVER  
  0L-1351 [4] BOLT  
  4L-4653 [2] PLATE  
  1A-8537 [8] BOLT  
  3B-4510 [14] LOCKWASHER  
  8S-9092 [6] BOLT  
  2N-7193 [2] CAP  
  1A-9759 [4] DOWEL  
    (PARTS OF 3N6992 AND 3N6994 ASSEM.)
  2N-5120 [14] STUD  
  3S-1356 [14] NUT  
    (PARTS OF 3N6992 AND 3N6994 ASSEM.)
  4L-6788 [96] STUD  
  2A-3348 [1] DOWEL  
  6B-6863 C [6] DOWEL  
    (PARTS OF 3N6992 AND 3N6994 ASSEM.)
  3N-6992 [1] BLOCK ASSEM.  
    (FOR USE WITH COMPRESSION RELEASE)
    -OR-
  3N-6994 [1] BLOCK ASSEM.  
    (FOR USE WITHOUT COMPRESSION RELEASE)
  2N-7194 [5] CAP  
    (PART OF 3N6992 AND 3N6994 ASSEM.)
  5H-4279 [4] PLUG  
  1H-8645 [2] SCREW  
  2A-3278 [2] GASKET  
    (PART OF 3N6992 ASSEM.)
  4L-7586 [1] GASKET  
  4L-3395 [2] DOWEL  
    (PART OF 3N6992 AND 3N6994 ASSEM.)
  C   INDICATES CHANGE 165318
 

#SEBP12900011
 

3N-2678: CYLINDER BLOCK & COVERS GP

3N2678 CYLINDER BLOCK & COVERS GROUP-FRONT VIEW-PART 2 OF 2
SERIAL NO. 35Z1 TO 35Z966 INCLUSIVE
c228502 SEBP1290
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Parts for your D398B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1A-1135 [4] BOLT  
  2A-4462 [2] LOCK  
  8N-4708 C [12] BAND  
  8L-4857 [6] COVER  
  1F-4419 [6] GASKET  
  0S-0509 [69] BOLT  
  3B-4506 [69] LOCKWASHER  
  6L-7815 [36] SEAL  
  8N-9174 C [12] LINER  
  1A-9759 [8] DOWEL  
  2N-4518 [1] PLATE ASSEM.  
  2N-4516 [1] ADAPTER  
    (Part of 2n4518 Assem.)
  8F-8145 [1] FLANGE  
  1F-3131 [1] GASKET  
  1B-5174 [1] PLUG  
  0S-1588 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1F-4418 [6] COVER  
  1F-9223 [6] GASKET  
  5F-0304 [1] PLUG (DRAIN)  
  5B-8932 [1] GASKET  
  0S-0509 C [92] BOLT  
  3B-4506 C [92] LOCKWASHER  
  6L-2787 [1] HOUSING (FLYWHEEL)  
  C   INDICATES CHANGE
 

#SEBP12900012
 

3N-2678: CYLINDER BLOCK & COVERS GP

3N2678 CYLINDER BLOCK & COVERS GROUP-SIDE VIEW-PART 1 OF 2
SERIAL NO. 35Z967 TO 35Z1220 INCLUSIVE
c182793 SEBP1290
  For full view, you need register

Parts for your D398B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1A-2223 [12] DOWEL  
    (PART OF 3N6992 AND 3N6994 ASSEM.)
  9S-1366 [2] BOLT  
  5L-2894 [7] BEARING  
    (PART OF 3N6992 AND 3N6994 ASSEM.)
  5F-9303 [2] COVER  
  1F-3131 [2] GASKET  
  3B-0551 [2] PLUG  
  1A-0168 [6] BOLT  
  3B-4508 [8] LOCKWASHER  
  9M-7269 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  5N-3275 [1] GASKET  
  0L-1351 [4] BOLT  
  3B-4506 [8] LOCKWASHER  
  [2] DOWEL (875" LONG)  
  2B-2994 [2] DOWEL (150" LONG)  
    (PARTS OF 3N6992 AND 3N6994 ASSEM.)
  7F-7669 [1] GASKET  
  7F-7670 [1] COVER  
  0L-1351 [4] BOLT  
  4L-4653 [2] PLATE  
  1A-8537 [8] BOLT  
  3B-4510 [14] LOCKWASHER  
  8S-9092 [6] BOLT  
  2N-7193 [2] CAP  
  1A-9759 [4] DOWEL  
    (PARTS OF 3N6992 AND 3N6994 ASSEM.)
  2N-5120 [14] STUD  
  3S-1356 [14] NUT  
    (PARTS OF 3N6992 AND 3N6994 ASSEM.)
  4L-6788 [96] STUD  
  2A-3348 [1] DOWEL  
  6B-6863 [6] DOWEL  
    (PARTS OF 3N6992 AND 3N6994 ASSEM.)
  3N-6992 [1] BLOCK ASSEM.  
    (FOR USE WITH COMPRESSION RELEASE)
    -OR-
  3N-6994 [1] BLOCK ASSEM.  
    (FOR USE WITHOUT COMPRESSION RELEASE)
  2N-7194 [5] CAP  
    (PART OF 3N6992 AND 3N6994 ASSEM.)
  5H-4279 [4] PLUG  
  1H-8645 [2] SCREW  
  2A-3278 [2] GASKET  
    (PART OF 3N6992 ASSEM.)
  4L-7586 [1] GASKET  
  4L-3395 [2] DOWEL  
    (PART OF 3N6992 AND 3N6994 ASSEM.)
 

#SEBP12900013
 

3N-2678: CYLINDER BLOCK & COVERS GP

3N2678 CYLINDER BLOCK & COVERS GROUP-FRONT VIEW-PART 2 OF 2
SERIAL NO. 35Z967 TO 35Z1220 INCLUSIVE
c182794 SEBP1290
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Parts for your D398B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1A-1135 [4] BOLT  
  2A-4462 [2] LOCK  
  8N-4708 [12] BAND  
  8L-4857 [6] COVER  
  1F-4419 [6] GASKET  
  0S-0509 [69] BOLT (.75" LONG)  
  3B-4506 [69] LOCKWASHER  
  6L-7815 [36] SEAL  
  8N-9174 [12] LINER  
  1A-9759 [8] DOWEL  
  2N-4518 [1] PLATE ASSEM.  
  2N-4516 [1] ADAPTER  
    (Part of 2N4518 Assem.)
  8F-8145 [1] FLANGE  
  1F-3131 [1] GASKET  
  1B-5174 [1] PLUG  
  0S-1588 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1F-4418 [6] COVER  
  1F-9223 [6] GASKET  
  5F-0304 [1] PLUG (DRAIN)  
  5B-8932 [1] GASKET  
  0S-0509 C [95] BOLT  
  3B-4506 C [95] LOCKWASHER  
    (Use as Required)
  6L-2787 [1] HOUSING  
    (FLYWHEEL)
  C   INDICATES CHANGE
 

#SEBP12900014
 

3N-2678: CYLINDER BLOCK & COVERS GP

3N2678 CYLINDER BLOCK & COVERS GROUP-SIDE VIEW-PART 1 OF 2
SERIAL NO. 35Z1221-UP
c303151 SEBP1290
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Parts for your D398B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1A-2223 [24] DOWEL  
    (PART OF 5N8685 AND 5N8682 ASSEM.)
  9S-1366 [2] BOLT  
  3B-0551 C [1] PLUG  
  5L-2894 [7] BEARING  
    (PART OF 5N8685 AND 5N8682 ASSEM.)
  5F-9303 [2] COVER  
  1F-3131 [2] GASKET  
  1A-0168 [6] BOLT  
  3B-4508 [8] LOCKWASHER  
  9M-7269 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  5N-3275 [1] GASKET  
  0L-1351 [4] BOLT  
  3B-4506 [8] LOCKWASHER  
  0L-2061 [2] DOWEL (875 long)  
  2B-2994 [2] DOWEL (150" long)  
    (PARTS OF 5N8685 AND 5N8682 ASSEM.)
  7F-7669 [1] GASKET  
  7F-7670 [1] COVER  
  0L-1351 [4] BOLT  
  4L-4653 [2] PLATE  
  1A-8537 [8] BOLT  
  3B-4510 [14] LOCKWASHER  
  8S-9092 [6] BOLT  
  2N-7224 C [2] CAP  
  1A-9759 [4] DOWEL  
    (PARTS OF 5N8685 AND 5N8682 ASSEM.)
  2N-5120 [14] STUD  
  3S-1356 [14] NUT  
    (PARTS OF 5N8685 AND 5N8682 ASSEM.)
  2A-3348 [1] DOWEL  
  6B-6863 [6] DOWEL  
    (PARTS OF 5N8685 AND 5N8682 ASSEM.)
  5N-8685 C [1] BLOCK ASSEM.  
    (FOR USE WITH COMPRESSION RELEASE)
    -OR-
  5N-8682 C [1] BLOCK ASSEM.  
    (FOR USE WITHOUT COMPRESSION RELEASE)
  2N-7194 [5] CAP  
    (PART OF 5N8685 AND 5N8682 ASSEM.)
  5H-4279 [4] PLUG  
  1H-8645 [2] SCREW  
  2A-3278 [2] GASKET  
    (PART OF 5N8685 ASSEM.)
  4L-7586 [1] GASKET  
  4L-3395 [2] DOWEL  
    (PART OF 5N8685 AND 5N8682 ASSEM.)
  C   INDICATES CHANGE
 

#SEBP12900015
 

3N-2678: CYLINDER BLOCK & COVERS GP

3N2678 CYLINDER BLOCK & COVERS GROUP-FRONT VIEW-PART 2 OF 2
SERIAL NO. 35Z1221-UP
c303152 SEBP1290
  For full view, you need register

Parts for your D398B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1A-1135 [4] BOLT  
  2A-4462 [2] LOCK  
  8N-4708 [12] BAND  
  8L-4857 [6] COVER  
  1F-4419 [6] GASKET  
  0S-0509 [66] BOLT (.75" long)  
  3B-4506 [66] LOCKWASHER  
  6L-7815 [36] SEAL  
  8N-9174 [12] LINER  
  1A-9759 [8] DOWEL  
  2N-4518 [1] PLATE ASSEM.  
  2N-4516 [1] ADAPTER  
    (Part of 2N4518 Assem.)
  8F-8145 [1] FLANGE  
  1F-3131 [1] GASKET  
  1B-5174 [1] PLUG  
  0S-1588 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1F-4418 [6] COVER  
  1F-9223 [6] GASKET  
  5F-0304 [1] PLUG (drain)  
  5B-8932 [1] GASKET  
  0S-0509 C [95] BOLT  
  3B-4506 C [95] LOCKWASHER  
    (Use as Required)
  6L-2787 [1] HOUSING  
    (FLYWHEEL)
  C   INDICATES CHANGE
 

#SEBP12900016
 

6L-2868: PISTON & ROD GP

6L2868 CONNECTING ROD & PISTON GROUP-12 REQUIRED
c323093 SEBP1290
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Parts for your D398B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-5499 C [1] PISTON GP  
2. 9S-7507 [1] RING-PISTON TOP (TOP)  
3. 3S-4059 [1] RING-PISTON (INTERMEDIATE)  
4. 5M-5487 [1] RING-PISTON (OIL)  
5. 1P-0009 R [1] ROD AS-CONNECTION  
6. 1P-1758 [2] BOLT-GROUND BODY  
7. 8N-2275 C [1] BEARING-SLEEVE  
8. 8N-7769 C [1] BEARING-CONNECTING ROD (STANDARD)  
  8N-7773 AC [1]  
    .635MM(.025IN) U.S.
    .254MM(.01IN) O.S.
  8N-7774 AC [1] BEARING  
    1.27MM(.05IN) U.S.
    .254MM(.01IN) O.S.
  8N-7771 AC [1] BEARING 1.27MM(.05IN) U.S.  
  8N-7772 AC [1] BEARING .254MM(.01IN) O.S.  
  8N-7770 AC [1] BEARING .63MM(.024IN) U.S.  
9. 7M-4926 [2] RETAINER-PIN  
10. 7N-9810 C [1] PIN-PISTON  
  9S-8973 AC [1] RING GP-PISTON  
    (INCLUDES A COMPLETE SET
    OF RINGS FOR ONE PISTON)
  A   NOT PART OF THIS GROUP
  C   CHANGE FROM PREVIOUS TYPE
  R   REMFG PART MAY BE AVAILABLE
 

#SEBP12900017
 

CONNECTING ROD & MAIN BEARING REPLACEMENTS

CONNECTING ROD & MAIN BEARING REPLACEMENTS
SEBP12900017 SEBP1290
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Parts for your D398B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
   
   
    FOR USE WITH .025 REGROUND UNDERSIZE
    CRANKSHAFTS
  8N-7770 [12] BEARING--ROD  
  8N-7765 [7] BEARING--MAIN  
   
    FOR USE WITH .050 UNDERSIZE REGROUND
    CRANKSHAFTS
  8N-7766 [7] BEARING--MAIN  
   
    FOR USE WITH .025 OVERSIZE CYLINDER
    BLOCK
  6N-6232 [7] BEARING--MAIN  
   
    FOR USE WITH .025 UNDERSIZE CRANKSHAFT &
    .025 OVERSIZE CYLINDER BLOCK
  8N-7768 [7] BEARING--MAIN  
 

#SEBP12900018
 

4L-1131: CAMSHAFT GP

4L1131 CAMSHAFT GP
S/N 35Z678-UP
c509942 SEBP1290
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Parts for your D398B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4L-6753 [1] GEAR AS-CAMSHAFT (80 TEETH)  
2. 8B-1312 [1] DOWEL  
3. 6H-1717 [8] BOLT  
4. 5L-2101 [1] PLATE  
5. 4L-6184 [1] LOCK-NUT  
6. 0S-1585 [2] BOLT  
7. 1B-8741 [1] KEY-WOODRUFF  
8. 0L-1351 [4] BOLT  
  4L-6182 [2] LOCK-NUT  
9. 4L-3777 [1] GEAR-CAMSHAFT (96 TEETH)  
10. 6L-2195 [1] WASHER AS-THRUST  
  3F-4479 [1] PIN-SPRING  
11. 4P-3346 R [1] KIT-CAMSHAFT (INCLUDES LIFTER AS., CAMSHAFT AND LUBRICANT)  
    NOTE: FOR SAE OPPOSITE STANDARD ROTATION ASSEMBLE GEARS ON END OF CAMSHAFT MARKED "F"
  R   REMFG PART MAY BE AVAILABLE
 

#SEBP12900019
 

4L-1131: CAMSHAFT GP

4L1131 CAMSHAFT GP
S/N 35Z1-677
c102753 SEBP1290
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Parts for your D398B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4L-3777 [1] GEAR (96 TEETH)  
  0L-1351 [4] BOLT  
  4L-6182 [2] LOCK  
  1B-8741 [1] KEY  
  0S-1585 [2] BOLT  
  4L-6184 [1] LOCK  
  5L-2101 [1] PLATE  
  6H-1717 [8] BOLT  
  4L-6183 [4] LOCK  
  8B-1312 [1] PIN  
    (PART OF GEAR ASSEM. 4L6753)
  4L-6753 [1] GEAR ASSEM.  
    (80 TEETH)
  6L-2195 [1] WASHER ASSEM.  
  5L-2880 [1] CAMSHAFT  
 

Information:

Engine News
Special Instruction
Pressure Lubrication Procedure for Remanufactured Engines and Short Blocks{1000, 1200, 1020}
Pressure Lubrication Procedure for Remanufactured Engines and Short Blocks{1000, 1200, 1020}
Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}
Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}
Installation Of Crankshaft Seals And Wear Sleeves{1203}
Installation Of Crankshaft Seals And Wear Sleeves{1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}
Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}
Use Of 6V4840 Tool Group To Install Water Ferrules{1201}
Use Of 6V4840 Tool Group To Install Water Ferrules{1201}
Installation Of Engine Block, Support Rails And/Or Oil Pan Base Assembly{1154, 1201, 1302}
Installation Of Engine Block, Support Rails And/Or Oil Pan Base Assembly{1154, 1201, 1302}
Cylinder Block Cleaning Procedure{1201}
Cylinder Block Cleaning Procedure{1201}
Reuse and Salvage for Cast Iron Cylinder Blocks {1201, 1201}
Reuse and Salvage for Cast Iron Cylinder Blocks {1201, 1201}
Using the <NOBR> 6V-7840</NOBR> Deck Checking Tool Assembly {0701, 1201, 7225}
Using the 6V-7840 Deck Checking Tool Assembly {0701, 1201, 7225}
Specifications
Oil Pump Relief Valve
D379B, D398B, D399 GENERATOR SET ENGINES
Oil Pump Relief Valve
D379B, D398B, D399 GENERATOR SET ENGINES
Cylinder Block<BR> (Earlier)
D379B, D398B, D399 GENERATOR SET ENGINES
Cylinder Liner
D379B, D398B, D399 GENERATOR SET ENGINES
Cylinder Liner Projection<BR> (Earlier)
D379B, D398B, D399 GENERATOR SET ENGINES
Cylinder Block<BR> (Later)
D379B, D398B, D399 GENERATOR SET ENGINES
Cylinder Liner Projection<BR> (Later)
D379B, D398B, D399 GENERATOR SET ENGINES
Main Bearings
D379B, D398B, D399 GENERATOR SET ENGINES
Bearing Surface (Journal) For Main Bearings
D379B, D398B, D399 GENERATOR SET ENGINES
Reuse And Salvage Guidelines
Reuse and Salvage for Cast Iron Cylinder Blocks {1201, 1201}
Reuse and Salvage for Cast Iron Cylinder Blocks {1201, 1201}
Reuse and Salvage for 3176, 3300, 3400 & C-Series Engine Cylinder Blocks {0670, 0672, 0761, 1201, 7225}
Reuse and Salvage for 3176, 3300, 3400 & C-Series Engine Cylinder Blocks {0670, 0672, 0761, 1201, 7225}
Reuse and Salvage for 3114, 3116, and 3126 Engine Series Cylinder Blocks {1201}
Reuse and Salvage for 3114, 3116, and 3126 Engine Series Cylinder Blocks {1201}
Inspection and Reconditioning Procedures of Main Bearing Bores in Cylinder Blocks {1201, 1202, 1224, 1224}
Inspection and Reconditioning Procedures of Main Bearing Bores in Cylinder Blocks {1201, 1202, 1224, 1224}
Inspection and Reuse Guideline of Cylinder Liners in Cat Engines {0761, 1201, 1213, 1216, 1216}
Inspection and Reuse Guideline of Cylinder Liners in Cat Engines {0761, 1201, 1213, 1216, 1216}
Using the <NOBR> 6V-7840</NOBR> Deck Checking Tool Assembly {0701, 1201, 7225}
Using the 6V-7840 Deck Checking Tool Assembly {0701, 1201, 7225}
Cylinder Block Salvage Procedure Using Belzona&reg; 1311 (Ceramic R Metal) {0700, 0701, 1000, 1201}
Cylinder Block Salvage Procedure Using Belzona® 1311 (Ceramic R Metal) {0700, 0701, 1000, 1201}
Cylinder Block Cleaning and Audit Procedure {0644, 0680, 0701}
Cylinder Block Cleaning and Audit Procedure {0644, 0680, 0701}
Disassembly and Assembly
Oil Pressure Relief Valve
D379B, D398B & D399 GENRERATOR SET ENGINES
Crankshaft Main Bearings
D379B, D398B & D399 GENRERATOR SET ENGINES
Piston Cooling Tubes
D379B, D398B & D399 GENRERATOR SET ENGINES
Cylinder Liners
D379B, D398B & D399 GENRERATOR SET ENGINES
Camshaft Bearings
D379B, D398B & D399 GENRERATOR SET ENGINES
Service Magazine

Caterpillar Parts SIS Catalog D398B :

Truck sale:

80,000 
Caterpillar D398BIN, Construction
- Industrial engines
FOLEY EQUIPMENT COMPANY
USD $87,000 
1982 CAT D398B

Foley Equipment Company
Topeka Area, Kansas
USD $35,000 
CAT D398B

Industrial Motor Power
Burbank, California
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