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6L2568 COMPLETE GASOLINE STARTING ENGINE ARRANGEMENT Only separate parts serviced AN ATTACHMENT D343




ELECTRICAL AND STARTING SYSTEM

STARTING MOTOR GP
 

#UEG0872S0230
 

6L-2568: COMPLETE GASOLINE STARTING ENGINE ARRANGEMENT

6L2568 COMPLETE GASOLINE STARTING ENGINE ARRANGEMENT
Only separate parts serviced
AN ATTACHMENT
UEG0872S0230 UEG0872S
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  Y [1] COMPRESSION RELEASE CONTROL GROUP  
  6L-2579 Y [1] FUEL SYSTEM  
  6L-2585 Y [1] STARTING ENGINE AND TRANSMISSION ARRANGEMENT  
  6L-2587 Y [1] STARTING ENGINE INSTALLATION GROUP  
  6L-3094 Y [1] WATER LINES GROUP  
  Y   SEPARATE ILLUSTRATION
 

#UEG0872S0231
 

6L-2585: STARTING ENGINE AND TRANSMISSION ARRANGEMENT

6L2585 STARTING ENGINE AND TRANSMISSION ARRANGEMENT
Also part of 6L2568 Complete Gasoline Starting Engine Arrangement
Only separate parts serviced. AN ATTACHMENT
UEG0872S0231 UEG0872S
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  Y [1] BASIC STARTING ENGINE ARRANGEMENT  
  4L-3811 Y [1] CLUTCH AND PINION CONTROL GROUP  
  4L-3817 Y [1] STARTER PINION GROUP  
  4L-4666 Y [1] CLUTCH GROUP  
  Y   SEPARATE ILLUSTRATION
 

#UEG0872S0232
 

6L-2528: BASIC STARTING ENGINE ARRANGEMENT

6L2528 BASIC STARTING ENGINE ARRANGEMENT
Part of 6L2585 Starting Engine and Transmission Arrangement
Only separate parts serviced
UEG0872S0232 UEG0872S
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  Y [1] CAMSHAFT AND GOVERNOR GROUP  
  8M-2572 Y [2] CONNECTING ROD AND PISTON GROUP  
  Y [1] CRANKSHAFT GROUP  
  Y [1] CYLINDER BLOCK, CYLINDER HEAD AND VALVE MECHANISM GROUP  
  4L-4471 Y [1] IGNITION SYSTEM  
  6L-2529 Y [1] CARBURETOR AND AIR TRANSFER PIPE GROUP  
  9M-1713 Y [1] OIL PUMP ASSEMBLY  
  9M-7894 Y [1] MANUAL STARTING CRANK GROUP  
  Y   SEPARATE ILLUSTRATION
 

#UEG0872S0233
 

4L-5719: COMPRESSION RELEASE CONTROL GROUP

4L5719 COMPRESSION RELEASE CONTROL GROUP--Type 1
Part of 6L2568 Complete Gasoline Starting Engine Arrangement
Only separate parts serviced
c61942 UEG0872S
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6F-0612 [2] NUT  
    (PART OF ROD ASSEM. 4L4717)
  [2] PIN  
  3B-4607 [2] COTTER PIN  
  3L-8908 [1] LEVER  
  4L-4716 [1] LEVER  
  1B-8702 [1] KEY  
  4H-3119 [1] PIN  
    (TO COMPRESSION SHAFT-DIESEL ENGINE CYLINDER HEAD)
  4L-4717 [1] ROD ASSEM.  
  2M-4036 [2] END  
    (PART OF ROD ASSEM. 4L4717)
  1A-2029 [1] BOLT  
  4B-4278 [1] WASHER  
  1F-3981 [1] SPACER  
 

#UEG0872S0234
 

4L-5719: COMPRESSION RELEASE CONTROL GROUP

4L5719 COMPRESSION RELEASE CONTROL GROUP--Type 2
Part of 6L2568 Starting Engine Arrangement listed on Page 172
Only separate parts serviced
c141380 UEG0872S
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6F-0612 [2] NUT  
    (PART OF ROD ASSEM 4L4717)
  9S-1303 C [2] PIN  
  3B-4607 [2] COTTER PIN  
  0T-0703 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  7M-0706 [1] KNOB  
  5L-9859 [1] LEVER  
  4L-4716 [1] LEVER  
  1B-8702 [1] KEY  
  4H-5128 C [1] PIN  
    (TO COMPRESSION SHAFT DIESEL ENGINE CYLINDER HEAD)
  4L-4717 [1] ROD ASSEM  
  2M-4036 [2] END  
    (PART OF ROD ASSEM 4L4717)
  4B-2650 [1] BOLT  
  8F-6809 [1] WASHER (.875" OUTSIDE DIAMETER)  
  9B-1006 [1] WASHER (1" OUTSIDE DIAMETER)  
  C   INDICATES CHANGE
 

#UEG0872S0235
 

4L-3811: CLUTCH AND PINION CONTROL GROUP

4L3811 CLUTCH AND PINION CONTROL GROUP
Also part of 6L2585 Starting Engine and Transmission Arrangement
listed on Page 172. AN ATTACHMENT
c203118 UEG0872S
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0T-0924 C [1] BOLT  
  1B-4203 [1] NUT  
  2H-4823 [2] RING  
  2H-4818 [1] YOKE  
  1B-8706 [1] KEY  
  2H-4819 [2] BLOCK  
  4L-4470 [1] LEVER  
  1B-8706 [1] KEY  
  4H-3385 [1] SHAFT  
  1A-2029 [2] BOLT  
  2H-4377 [1] ROD  
  5B-9079 [1] NUT  
  4L-4469 [1] LEVER  
  1B-8706 [1] KEY  
  7M-7022 [1] LEVER  
  1B-8706 [1] KEY  
  4M-9978 [1] SHAFT  
  4B-4909 [1] SPRING  
  1B-4203 [1] NUT  
  0T-0924 [1] BOLT  
  1J-4384 [2] PIN  
  3B-4615 [2] COTTER PIN  
  1A-9252 [1] END  
  C   INDICATES CHANGE
 

#UEG0872S0236
 

4L-4666: CLUTCH GROUP

4L4666 CLUTCH GROUP--Type 1
Part of 6L2585 Starting Engine and Transmission Arrangement listed on Page 172
c89365 UEG0872S
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1B-4203 [4] NUT (.375" DIAMETER)  
  3B-4506 [4] LOCKWASHER  
  1B-4202 [1] NUT (312" DIAMETER)  
  3B-4505 [1] LOCKWASHER  
  2B-7409 [1] PLUG  
  7H-0607 [1] PLUNGER  
    (PART OF SPIDER ASSEM. 7H608)
  7H-3338 [2] DISC (INNER)  
  2A-4444 [3] DISC (OUTER)  
  6H-3147 [1] PLATE  
  8F-6617 [3] KEY  
  7H-6967 [1] BEARING  
  9M-3211 [1] GASKET  
  7H-0605 [1] PLATE  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  9B-1988 [1] COVER  
  5B-3379 [1] GASKET  
  7H-0602 [3] DOG  
  7H-0627 [3] PIN  
  3B-4607 [6] COTTER PIN  
  4B-3388 [1] BOLT  
  3B-4505 [1] LOCKWASHER  
  4L-3838 [1] TUBE  
  2H-7820 [2] FERRULE  
    (PARTS OF HOUSING ASSEM. 6L2866)
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  7M-7702 [1] COVER  
  8F-5092 [1] GASKET  
    (USED WITHOUT ELECTRIC STARTING)
  7H-0608 [1] SPIDER ASSEM.  
  1A-0654 [1] SPRING  
  2A-3670 [1] KNOB  
    (PARTS OF SPIDER ASSEM. 7H608)
  2M-0586 [1] RING  
  8M-1555 [1] COLLAR  
  3H-5709 [1] GEAR (21 TEETH)  
  5H-9734 [1] SHAFT  
  3B-0623 [1] PLUG  
    (PART OF HOUSING ASSEM. 6L2866)
  0L-0659 [5] STUD  
    (PART OF HOUSING ASSEM. 6L2866)
  0S-1590 [2] BOLT  
  0L-0364 [2] LOCK  
  1H-2826 [1] BUSHING  
    (PART OF HOUSING ASSEM. 6L2866)
  3H-5823 [1] RING  
  1B-8716 [1] KEY  
  6L-2866 [1] HOUSING ASSEM.  
  8F-6575 [1] PLUG  
    (PART OF HOUSING ASSEM. 6L2866)
  7B-0280 [1] SEAL  
 

#UEG0872S0237
 

4L-4666: CLUTCH GROUP

4L4666 CLUTCH GROUP--Type 2
Part of 6L2585 Starting Engine and Transmission Arrangement listed on Page 172
c92188 UEG0872S
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1B-4203 [4] NUT (.375" DIAMETER)  
  3B-4506 [4] LOCKWASHER  
  1B-4202 [1] NUT (.312" DIAMETER)  
  3B-4505 [1] LOCKWASHER  
  2B-7409 [1] PLUG  
  7H-0607 [1] PLUNGER  
    (PART OF SPIDER ASSEM. 7H608)
  7H-3338 [2] DISC (INNER)  
  7H-6969 [3] DISC (OUTER)  
  2H-5663 [1] PLATE  
  1B-8716 [3] KEY  
  7H-6967 [1] BEARING  
  9M-3211 [1] GASKET  
  1S-0366 [1] PLATE  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  9B-1988 [1] COVER  
  5B-3379 [1] GASKET  
  7H-0602 [3] DOG  
  7H-0627 [3] PIN  
  3B-4607 [6] COTTER PIN  
  4B-3388 [1] BOLT  
  3B-4505 [1] LOCKWASHER  
  4L-3838 [1] TUBE  
  2H-7820 [2] FERRULE  
    (PARTS OF HOUSING ASSEM. 6L2866)
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  7M-7702 [1] COVER  
  8F-5092 [1] GASKET  
    (USED WITHOUT ELECTRIC STARTING)
  7H-0608 [1] SPIDER ASSEM.  
  1A-0654 [1] SPRING  
  2A-3670 [1] KNOB  
    (PARTS OF SPIDER ASSEM. 7H608)
  2M-0586 [1] RING  
  8M-1555 [1] COLLAR  
  3H-5709 [1] GEAR (21 TEETH)  
  7M-4570 [1] SHAFT  
  3B-0623 [1] PLUG  
    (PART OF HOUSING ASSEM. 6L2886)
  0L-0659 [5] STUD  
    (PART OF HOUSING ASSEM. 6L2866)
  0S-1590 [2] BOLT  
  0L-0364 [2] LOCK  
  1H-2826 [1] BUSHING  
    (PART OF HOUSING ASSEM. 6L2866)
  3H-5823 [1] RING  
  1B-8716 [1] KEY  
  6L-2866 [1] HOUSING ASSEM.  
  8F-6575 [1] PLUG  
    (PART OF HOUSING ASSEM. 6L2866)
  7B-0280 [1] SEAL  
 

#UEG0872S0238
 

4L-4666: CLUTCH GROUP

4L4666 CLUTCH GROUP--Type 3
Part of 6L2585 Starting Engine and Transmission Arrangement listed on Page 172
c203626 UEG0872S
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1B-4203 [4] NUT (375" DIAMETER)  
  3B-4506 [4] LOCKWASHER  
  1B-4202 [1] NUT (312" DIAMETER)  
  3B-4505 [1] LOCKWASHER  
  2B-7409 [1] PLUG  
  2S-4745 [1] PLUNGER  
    (PART OF SPIDER ASSEM 2S4748)
  7H-3338 [2] DISC (INNER)  
  7H-6969 [3] DISC (OUTER)  
  2H-5663 [1] PLATE  
  1B-8716 [3] KEY  
  7H-6967 [1] BEARING  
  2S-9979 C [1] GASKET  
  1S-0366 [1] PLATE  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  9B-1988 [1] COVER  
  5B-3379 [1] GASKET  
  7H-0602 [3] DOG  
  7H-0627 [3] PIN  
  3B-4607 [6] COTTER PIN  
  4B-3388 [1] BOLT  
  3B-4505 [1] LOCKWASHER  
  4L-3838 [1] TUBE  
  2H-7820 [2] FERRULE  
    (PARTS OF HOUSING ASSEM. 6L2866)
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  7M-7702 [1] COVER  
  8F-5092 [1] GASKET  
    (USED WITHOUT ELECTRIC STARTING)
  2S-4748 [1] SPIDER ASSEM.  
  1A-0654 [1] SPRING  
  2S-4746 [1] KNOB  
    (PARTS OF SPIDER ASSEM 2S4748)
  2M-0586 [1] RING  
  8M-1555 [1] COLLAR  
  3H-5709 [1] GEAR (21 TEETH)  
  7M-4570 [1] SHAFT  
  3B-0623 [1] PLUG  
    (PART OF HOUSING ASSEM 6L2866)
  0L-0659 [5] STUD  
    (PART OF HOUSING ASSEM 6L2866)
  0S-1590 [2] BOLT  
  0L-0364 [2] LOCK  
  1H-2826 [1] BUSHING  
    (PART OF HOUSING ASSEM 6L2866)
  3H-5823 [1] RING  
  1B-8716 [1] KEY  
  6L-2866 [1] HOUSING ASSEM.  
  8F-6575 [1] PLUG  
    (PART OF HOUSING ASSEM 6L2866)
  7B-0280 [1] SEAL  
  C   INDICATES CHANGE
 

#UEG0872S0239
 

6L-2587: STARTING ENGINE INSTALLATION GROUP

6L2587 STARTING ENGINE INSTALLATION GROUP
Part of 6L2568 Starting Engine Arrangement listed on Page 172
Only separate parts serviced
UEG0872S0239 UEG0872S
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1A-2029 [2] BOLT SUPPORT TO DIESEL BLOCK  
  1B-4203 [4] NUT EXHAUST PIPE TO STARTING ENGINE CYLINDER BLOCK  
  1B-4203 [4] NUT SUPPORT TO STARTING ENGINE CYLINDER BLOCK  
  1B-4330 [4] NUT TO PIPE ASSEMBLY  
  2B-9815 [1] GASKET ADAPTER TO PIPE ASSEMBLY  
  3B-4504 [4] LOCKWASHER 1/4"  
  3B-4506 [14] LOCKWASHER 3/8"  
  3B-4507 [2] LOCKWASHER 7/16"  
  3B-4508 [6] LOCKWASHER 1/2"  
  3B-8998 [1] FITTING TUBE TO PINION HOUSING ASSEMBLY  
  3B-8999 [2] FITTING LOWER TUBE  
  4B-1282 [4] SCREW ADAPTER TO PIPE ASSEMBLY  
  5B-6018 [1] FLAME ARRESTOR  
  1D-4707 [1] BOLT BRACKET TO STARTING ENGINE TIMING GEAR HOUSING  
  4F-7957 [4] BOLT FLAME ARRESTOR TO PIPE ASSEMBLY  
  6F-7030 [2] BOLT TANK TO BRACKET  
  1H-7922 [1] FITTING TUBE TO DIESEL  
  3H-5368 [1] BOLT BRACKET TO STARTING ENGINE TIMING GEAR HOUSING  
  4L-4265 [1] RING GEAR  
  4L-4465 [1] TUBE UPPER DIESEL TO PINION HOUSING ASSEMBLY  
  5L-5802 [1] PLATE AIR CLEANER  
  5L-6868 [1] TUBE LOWER PINION HOUSING ASSEMBLY TO DIESEL  
  6L-2578 [1] EXHAUST PIPE ASSEMBLY  
  6L-2824 [1] SUPPORT STARTING ENGINE TO DIESEL UPPER REAR  
  6L-6922 [1] TUBE FILTER TO CARBURETOR  
  6L-6923 [1] SUPPORT FUEL TANK TO STARTING ENGINE WATER COVER  
  7M-7072 [1] CASE ASSEMBLY AIR CLEANER  
  8M-3120 [1] ELEMENT AIR CLEANER  
  8M-3271 [1] HAND CRANK ASSEMBLY  
  8M-4418 [2] GASKET EXHAUST PIPE AND COVER TO STARTING ENGINE CYLINDER BLOCK  
  9M-3239 [1] BRACKET STARTING ENGINE TIMING GEAR HOUSING TO DIESEL BLOCK  
  9M-3253 [1] BRACKET STARTING ENGINE OIL PAN TO DIESEL BLOCK  
  0S-1585 [4] BOLT BRACKET TO DIESEL BLOCK  
  0S-1588 [2] BOLT UPPER REAR SUPPORT BRACKET TO DIESEL BLOCK  
  0S-1595 [2] BOLT BRACKET TO DIESEL BLOCK  
 

Information:

General Service Information
Introduction
DELCO REMY CRANKING MOTORS 30-MT, 35-MT, 40-MT, 50-MT SERIES
Delco Remy
DELCO REMY CRANKING MOTORS 30-MT, 35-MT, 40-MT, 50-MT SERIES
Engine News
Special Instruction
Installation of Electric Starting Motors{1453}
Installation of Electric Starting Motors{1453}
Caterpillar PRELUB<SUP>&reg;</SUP> Diagnostics{1469}
Caterpillar PRELUB® Diagnostics{1469}
Solenoid (Starting Motor) &minus; Replace{1467}
Solenoid (Starting Motor) − Replace{1467}
Installation of New Shift Lever Assembly for All Starter Motors {1453}
Installation of New Shift Lever Assembly for All Starter Motors {1453}
Procedure to Install the Insulator on to Series Starters on All Engines {1453}
Procedure to Install the Insulator on to Series Starters on All Engines {1453}
Installation of Repair Kit-Solenoid Plunger Assembly on All Engines {1453}
Installation of Repair Kit-Solenoid Plunger Assembly on All Engines {1453}
Procedure to Install Terminal Kit on All Engines {1453}
Procedure to Install Terminal Kit on All Engines {1453}
Procedure to Install Brush Holder Assembly in All Engines {1453}
Procedure to Install Brush Holder Assembly in All Engines {1453}
Procedure to Replace Armature of Starter Motor On All Cat<SUP>&reg;</SUP> Products {1408, 1450, 1453}
Procedure to Replace Armature of Starter Motor On All Cat® Products {1408, 1450, 1453}
Procedure to Replace Commutator End (CE) Housing of Starter Motor On All Cat<SUP>&reg;</SUP> Products {1408, 1450, 1453}
Procedure to Replace Commutator End (CE) Housing of Starter Motor On All Cat® Products {1408, 1450, 1453}
Procedure to Replace Drive Assembly of Starter Motor On All Cat<SUP>&reg;</SUP> Products {1453}
Procedure to Replace Drive Assembly of Starter Motor On All Cat® Products {1453}
Specifications
Starting Motor
37-MT, 41-MT, and 42-MT Series Starting Motors
Starting Motor
Starting Motor - Delco 50-MT
Systems Operation
General Information
37-MT, 41-MT, and 42-MT Series Starting Motors
Component Description
37-MT, 41-MT, and 42-MT Series Starting Motors
Normal Operation
37-MT, 41-MT, and 42-MT Series Starting Motors
Component Description
Starting Motor - Delco 50-MT
General Information
Starting Motor - Delco 50-MT
Normal Operation
Starting Motor - Delco 50-MT
Testing and Adjusting
No Load - Test
37-MT, 41-MT, and 42-MT Series Starting Motors
Brush and Brush Holder - Check
37-MT, 41-MT, and 42-MT Series Starting Motors
Pinion Clearance - Adjust
37-MT, 41-MT, and 42-MT Series Starting Motors
Starting Motor Solenoid - Test
37-MT, 41-MT, and 42-MT Series Starting Motors
Starting Motor Solenoid - Test
Starting Motor - Delco 50-MT
Field Winding - Test
Starting Motor - Delco 50-MT
Armature - Test
Starting Motor - Delco 50-MT
Brush and Brush Holder - Check
Starting Motor - Delco 50-MT
Pinion Drive - Check
Starting Motor - Delco 50-MT
No Load - Test
Starting Motor - Delco 50-MT
Pinion Clearance - Adjust
Starting Motor - Delco 50-MT
Troubleshooting
Starting Motor Does Not Turn or Turns Slowly
37-MT, 41-MT, and 42-MT Series Starting Motors
General Information
37-MT, 41-MT, and 42-MT Series Starting Motors
General Information
Starting Motor - Delco 50-MT
Pinion Does Not Engage Ring Gear
Starting Motor - Delco 50-MT
Disassembly and Assembly
Starting Motor - Disassemble - 37-MT and 41-MT
37-MT, 41-MT, and 42-MT Series Starting Motors
General Information
37-MT, 41-MT, and 42-MT Series Starting Motors
Starting Motor - Assemble - 37-MT and 41-MT
37-MT, 41-MT, and 42-MT Series Starting Motors
Starting Motor - Disassemble - 42-MT
37-MT, 41-MT, and 42-MT Series Starting Motors
Starting Motor - Assemble - 42-MT
37-MT, 41-MT, and 42-MT Series Starting Motors
General Information
Starting Motor - Delco 50-MT
Starting Motor - Disassemble
Starting Motor - Delco 50-MT
Starting Motor - Assemble
Starting Motor - Delco 50-MT
Service Magazine

Caterpillar Parts SIS Catalog D343 :

Truck sale:

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USD $9,850 
CAT D343

Elite Equipment Pros, LLC
Parker, Colorado 80138
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CAT D343

JW Bell LLC
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