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3N6398 CRANKCASE EXPLOSION RELIEF VALVE AS FOR USE WITH DUAL ELECTRIC STARTER & HYDRAULIC-MECHANICAL SHUT-0FF AN ATTACHMENT D379B


BASIC ENGINE
CYLINDER BLOCK GP
CRANKSHAFT GP
PISTON & ROD GP
CAMSHAFT GP
DAMPER GP

GEN SET ENGINE D379B GEN SET ENGINE 34Z
 D379B GENERATOR SET ENGINE 34Z00001-UP SEBP1289 D379B 34Z   (1980)

BASIC ENGINE

CYLINDER BLOCK GP
CYLINDER BLOCK & COVERS GP
3N-2677 CYLINDER BLOCK & COVERS GP
CYLINDER BLOCK & COVERS GP
3N-2677 CYLINDER BLOCK & COVERS GP
CYLINDER BLOCK & COVERS GP
3N-2677 CYLINDER BLOCK & COVERS GP
CYLINDER BLOCK & COVERS GP
3N-2677 CYLINDER BLOCK & COVERS GP
VALVE AR-EXPLOSION RELIEF
3N-6398 VALVE AR-EXPLOSION RELIEF
CRANKCASE EXPLOSION RELIEF VALVE AR
3N-6379 CRANKCASE EXPLOSION RELIEF VALVE AR
 

#SEBP12890010
 

3N-6398: VALVE AR-EXPLOSION RELIEF

3N6398 CRANKCASE EXPLOSION RELIEF VALVE AS
FOR USE WITH DUAL ELECTRIC STARTER & HYDRAULIC-MECHANICAL SHUT-0FF
AN ATTACHMENT
c143228 SEBP1289
3N6398 VALVE AR-EXPLOSION RELIEF Parts scheme
  For full view, you need register

Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2N-8814 [1] VALVE GROUP  
2. 1F-9223 [1] GASKET  
3. 0L-1351 [16] BOLT  
  3B-4506 [16] LOCKWASHER  
 

#SEBP12890011
 

3N-6379: CRANKCASE EXPLOSION RELIEF VALVE AR

3N6379 CRANKCASE EXPLOSION RELIEF VALVE AR
AN ATTACHMENT
c143229 SEBP1289
3N6379 CRANKCASE EXPLOSION RELIEF VALVE AR Parts scheme
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2N-8813 [2] VALVE GROUP (1 Relief Area)  
2. 1F-9223 [2] GASKET  
3. 0L-1351 [32] BOLT  
  3B-4506 [32] LOCKWASHER  
 

#SEBP12890012
 

4W-2568: SEAL GP-CRANKSHAFT CONVERSION

4W2568 SEAL GP-CRANKSHAFT CONVERSION
FRONT-STANDARD ROTATION. WHEN USEING THIS GP TO CONVERT AN ENGINE
A NEW FRONT ADAPER MUST ALSO BE USED.
FIELD INSTALLATION
c331652 SEBP1289
4W2568 SEAL GP-CRANKSHAFT CONVERSION Parts scheme
  For full view, you need register

Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4W-2566 [1] ADAPTER-SEAL  
2. 5L-2093 [1] GASKET  
3. 4W-2606 [1] SEAL GP-CRANKSHAFT  
 

#SEBP12890013
 

4W-2571: SEAL GP-CRANKSHAFT CONVERSION

4W2571 SEAL GP-CRANKSHAFT CONVERSION-REAR-OPPOSITE ROTATION
REAR-OPPOSITE ROATATION
FIELD INSTALLATION
c331741 SEBP1289
4W2571 SEAL GP-CRANKSHAFT CONVERSION Parts scheme
  For full view, you need register

Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4W-2567 [1] ADAPTER-SEAL  
2. 5L-2093 [1] GASKET  
3. 4W-2606 [1] SEAL GP-CRANKSHAFT  
 

#SEBP12890014
 

4W-2569: SEAL GP-CRANKSHAFT CONVERSION

4W2569 SEAL GP-CRANKSHAFT CONVERSION
REAR-STANDARD ROTATION
FIELD INSTALLATION
c331743 SEBP1289
4W2569 SEAL GP-CRANKSHAFT CONVERSION Parts scheme
  For full view, you need register

Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4W-2567 [1] ADAPTER-SEAL  
2. 5L-2093 [1] GASKET  
3. 4W-2607 [1] SEAL GP-CRANKSHAFT  
 

#SEBP12890015
 

4W-2570: SEAL GP-CRANKSHAFT CONVERSION

4W2570 SEAL GP-CRANKSHAFT CONVERSION
FRONT-OPPOSITE ROTATION. WHEN USEING THIS GP TO CONVERT AN ENGINE
A NEW FRONT ADAPTER MUST ALSO BE USED.
FIELD INSTALLATION
c331742 SEBP1289
4W2570 SEAL GP-CRANKSHAFT CONVERSION Parts scheme
  For full view, you need register

Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4W-2566 [1] ADAPTER-SEAL  
2. 5L-2093 [1] GASKET  
3. 4W-2607 [1] SEAL GP-CRANKSHAFT  
 

#SEBP12890016
 

6L-2868: PISTON & ROD GP

6L2868 ROD & PISTON GP-12 REQUIRED
c323093 SEBP1289
6L2868 PISTON & ROD GP Parts scheme
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Parts for your D379B 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
 

#SEBP12890017
 

4L-8788: CAMSHAFT GP

4L8788 CAMSHAFT GP
S/N 34Z1-623
c229881 SEBP1289
4L8788 CAMSHAFT GP Parts scheme
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8N-1355 C [1] GEAR (96 teeth)  
2. 6L-2195 [1] WASHER ASSEM.  
    (Includes)
  4B-4158 C [1] SCREW  
3. 5L-2864 [1] CAMSHAFT  
4. 4L-6753 [1] GEAR ASSEM. (80 teeth)  
    (Includes)
5. 8B-1312 [1] PIN  
6. 6H-1717 [8] BOLT  
  4L-6183 [4] LOCK  
7. 1B-8741 [1] KEY  
8. 0S-1588 [2] BOLT  
  4L-6184 [1] LOCK  
9. 5L-2101 [1] PLATE  
10. 0L-1351 [4] BOLT 2.22 cm(.875 in.)long  
    - OR -
  1A-2029 C [4] BOLT 2.86 cm(1.125 in.)long  
11. 4L-6182 [2] LOCK  
  C   INDICATES CHANGE
 

#SEBP12890018
 

4L-8788: CAMSHAFT GP

4L8788 CAMSHAFT GP
S/N 34Z624-UP
c509947 SEBP1289
4L8788 CAMSHAFT GP Parts scheme
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8N-1355 [1] GEAR-CAMSHAFT (96 TEETH)  
2. 6L-2195 [1] WASHER AS-THRUST  
  4B-4158 [1] SCREW  
3. 4P-3344 R [1] KIT-CAMSHAFT (INCLUDES  
    LIFTER AS.,CAMSHAFT
    AND LUBRICANT)
4. 4L-6753 [1] GEAR AS-CAMSHAFT (80 TEETH)  
5. 8B-1312 [1] DOWEL  
6. 6H-1717 [8] BOLT  
7. 1B-8741 [1] KEY-WOODRUFF  
8. 0S-1585 [2] BOLT  
  4L-6184 [1] LOCK-NUT  
9. 5L-2101 [1] PLATE  
10. 1A-2029 [4] BOLT 2.86CM(1.125IN)LG  
11. 4L-6182 [2] LOCK-NUT  
    NOTE: ASSEMBLE GEARS
    ON END OF CAMSHAFT
    OPPOSITE END WITH
    "F" MARK.
   
  R   REMFG PART MAY BE AVAILABLE
 

#SEBP12890019
 

3N-6355: DAMPER GP

3N6355 VIBRATION DAMPER GROUP
{FOR USE WITH SOLID RING CRANKSHAFT SEAL}
AN ATTACHMENT
c168982 SEBP1289
3N6355 DAMPER GP Parts scheme
  For full view, you need register

Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-6612 [1] ADAPTER  
2. 0T-0603 [10] BOLT  
  4M-6953 [10] WASHER  
3. 2P-1793 [1] DAMPER ASSEM.  
4. 0S-1587 [10] BOLT  
  3B-4508 [10] LOCKWASHER  
  3H-7654 [10] WASHER  
5. 1A-2029 C [9] BOLT  
  3B-4506 C [9] LOCKWASHER  
6. 5N-1621 C [1] COVER  
7. 5N-1626 C [1] GUARD ASSEM.  
8. 5N-1622 C [6] BRACKET  
9. 0T-0318 [12] BOLT  
  3B-4507 [12] LOCKWASHER  
  C   INDICATES CHANGE
 

Information:

Engine News
In The Future, Oversize And Undersize Connecting Rod And Main Bearings Will Have Size Identification Marks In Metric Units
1980/07/09
6V3147 Main Bearing Wrench Now Available
1980/11/12
New Piston Ring Assemblies Give Improved Ring And Cylinder Liner Life
1981/04/22
6V4133 Wedge Bracket Makes Cylinder Liner Removal Easier
1981/07/15
New Tools Available For Installation Of Cylinder Liner Seats; Service Tools For Counterboring Tool Group
1982/02/10
New Liner Seat Insert With O-Ring Seal Available
1982/02/10
Inspection Marks On Bearings
1982/05/12
Information Available For The Installation Of Inserts In Cylinder Blocks And Spacer Plates
1982/08/25
Use FT1711 Light Table For Cylinder Liner Inspection
1982/12/15
New 6V7059 Micrometer Measures Liner Top Flange And Valve Lip
1982/12/15
New Sealant Used Between The Fuel Injection Pump/Governor Drive Housing And Cylinder Block
1983/02/16
Procedure To Clean Oil Passages In Crankshafts And Cylinder Blocks
1983/05/25
Gasket Changed For Cylinder Block Side Cover
1984/05/16
Crankcase Explosion Relief Valve Kit Available
1985/04/01
Substantial Price Reduction For Caterpillar Remanufactured Short Blocks
1985/06/01
Substantial Price Reduction For Caterpillar Remanufactured Short Blocks
1985/08/01
Main And Connecting Rod Bearing Part Numbers
1987/01/01
5P8665 Cylinder Liner Puller Makes Liner Removal Easier And Faster
1978/01/18
New 5P8709 Piston Tool Group For The Alignment Of Piston Cooling Jets
1978/05/03
Use New Main Bearings In Replacement Cylinder Blocks
1978/07/05
Change In Procedure To Check Main Bearing Clearance
1978/08/30
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
6V3147 Main Bearing Wrench Now Available{1203,0612}
1980/11/10
New Piston Ring Assemblies Give Improved Ring And Cylinder Liner Life{1215,1213}
1981/04/06
Use Of A Flex-Hone For Cylinder Liner Reconditioning{0664,0674,1216}
1981/12/21
New Tools Available For Installation Of Cylinder Liner Seats; Service Tools For Counterboring Tool Group{0622,1217}
1982/01/25
New Liner Seat Insert With O-Ring Seal Available{1217,1216}
1982/01/25
Use New Special Instruction To Install 5P6595 Insert In Cylinder Liner Seats{1216,0621}
1982/05/03
Inspection Marks On Bearings{7551,1230,1226,1203,1219,1227}
1982/05/03
Bolts Now Used Instead Of Studs To Hold Cylinder Heads{1101,1201}
1982/05/10
Information Available For The Installation Of Inserts In Cylinder Blocks And Spacer Plates{1217,1201,0664}
1982/07/05
Service Information For Easier Use Of The 6V3100 Timing Indicator Group{0651,1250,1156,1157}
1982/10/11
Use FT1711 Light Table For Cylinder Liner Inspection {0652,1216}
1982/11/29
New 6V7059 Micrometer Measures Liner Top Flange And Valve Lip {0653,1216,1105}
1982/11/29
New Sealant Used Between The Fuel Injection Pump/Governor Drive Housing And Cylinder Block{1288}
1983/01/17
Procedure To Clean Oil Passages In Crankshafts And Cylinder Blocks{0622,0675,1201,1202}
1983/05/16
Reuse Of Engine Bearings{1230}
1983/05/16
Reuse Of Engine Bearings{1230,1219,1203}
1983/11/21
Gasket Changed For Cylinder Block Side Cover{1201,1362}
1984/05/14
Crankcase Explosion Relief Valve Kit Available{1200,1233}
1985/04/08
Determining The Cause Of Glow Plug Tip Failures{1053,1105,1412}
1986/06/02
Bearing Failures On Engines Due To Lack Of Lubrication{1230,1219,1203,1202}
1986/09/08
New Indicator Instrument Group Available To Measure Crankcase Blowby And Radiator Air Velocity{0781,1200,1350}
1986/10/27
Main And Connecting Rod Bearing Part Numbers {1203,1219,1230}
1987/01/26
Additional Guidelines For Using The 8T2700 Blowby/Air Flow Indicator Group {0781,1200,1350}
1987/07/20
5P8665 Cylinder Liner Puller Makes Liner Removal Easier And Faster{0621,1216}
1978/01/09
Use New Main Bearings In Replacement Cylinder Blocks{1203,1201}
1978/06/12
New Information On Reusable Cylinder Liners{1216}
1978/06/19
Change In Procedure To Check Main Bearing Clearance{1203}
1978/08/28
New Centering Rings For Oversized Main Bearings{0665,1230}
1979/06/04
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

Caterpillar Parts SIS Catalog D379B :

CRANKSHAFT GP
4W-2574 CRANKSHAFT GP
CRANKSHAFT GP
4L-8791 CRANKSHAFT GP
CYLINDER BLOCK & COVERS GP
3N-2677 CYLINDER BLOCK & COVERS GP
CYLINDER BLOCK & COVERS GP
3N-2677 CYLINDER BLOCK & COVERS GP
CYLINDER BLOCK & COVERS GP
3N-2677 CYLINDER BLOCK & COVERS GP
CYLINDER BLOCK & COVERS GP
3N-2677 CYLINDER BLOCK & COVERS GP
3N-2829 CONVERSION AR-ENGINE
3N-9129 CONVERSION AR-ENGINE
CRANKCASE EXPLOSION RELIEF VALVE AR
3N-6379 CRANKCASE EXPLOSION RELIEF VALVE AR
SEAL GP-CRANKSHAFT CONVERSION
4W-2568 SEAL GP-CRANKSHAFT CONVERSION
SEAL GP-CRANKSHAFT CONVERSION
4W-2571 SEAL GP-CRANKSHAFT CONVERSION
SEAL GP-CRANKSHAFT CONVERSION
4W-2569 SEAL GP-CRANKSHAFT CONVERSION
SEAL GP-CRANKSHAFT CONVERSION
4W-2570 SEAL GP-CRANKSHAFT CONVERSION
PISTON & ROD GP
6L-2868 PISTON & ROD GP
CAMSHAFT GP
4L-8788 CAMSHAFT GP
CAMSHAFT GP
4L-8788 CAMSHAFT GP

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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.
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