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4N741 CRANKSHAFT GROUP--Type 2 Serial No. 92U29991 to 92U61978 inclusive 2W440 Crankshaft parts are shown on Page 49C 3406


BASIC ENGINE
CRANKSHAFT GP
PISTON & ROD GP

TRUCK ENGINE 3406 TRUCK ENGINE 92U
 3406 TRUCK ENGINE 92U29991-UP SEBP1276 3406 92U   (1973)

BASIC ENGINE

CRANKSHAFT GP
CRANKSHAFT GP
4N-0741 CRANKSHAFT GP
CRANKSHAFT AS
6N-3907 CRANKSHAFT AS
CRANKSHAFT GP
4N-0741 CRANKSHAFT GP
CRANKSHAFT GP
4N-0741 CRANKSHAFT GP
CRANKSHAFT GP
4N-0741 CRANKSHAFT GP
CRANKSHAFT GP
4N-0741 CRANKSHAFT GP
CRANKSHAFT GP
4N-0741 CRANKSHAFT GP
CRANKSHAFT AS
2W-0440 CRANKSHAFT AS
CRANKSHAFT AS
2W-2585 CRANKSHAFT AS
CRANKSHAFT AS
1W-7821 CRANKSHAFT AS
 

#SEBP12760110
 

4N-0741: CRANKSHAFT GP

4N741 CRANKSHAFT GROUP--Type 2
Serial No. 92U29991 to 92U61978 inclusive
2W440 Crankshaft parts are shown on Page 49C
c307754 SEBP1276
4N0741 CRANKSHAFT GP Parts scheme
  For full view, you need register

Parts for your 3406 TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-0440 CY [1] CRANKSHAFT ASSEM.  
2. 7N-8947 [2] PLATE  
3. 7N-1999 [2] SEAL GROUP  
    (EACH INCLUDES)
  5S-9022 [1] SEAL  
4. 4N-0848 [1] SLEEVE  
5. 8N-5421 [7] BEARING  
  8N-5422 A [7] BEARING .025IN. UNDERSIZE  
  8N-5423 A [7] BEARING .050IN. UNDERSIZE  
  8N-5424 A [7] BEARING .025IN. OVERSIZE  
  8N-5425 A [7] BEARING .025IN. OVERSIZE .025IN. UNDERSIZE  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
  A   NOT PART OF THIS GROUP
 

#SEBP12760111
 

4N-0741: CRANKSHAFT GP

4N741 CRANKSHAFT GROUP
Serial No. 92U61979 to 92U62027 inclusive
1W7821 Crankshaft parts are shown on Page 49D
c307766 SEBP1276
4N0741 CRANKSHAFT GP Parts scheme
  For full view, you need register

Parts for your 3406 TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. CY [1] CRANKSHAFT ASSEM.  
2. 7N-8947 [2] PLATE  
3. 7N-1999 [2] SEAL GROUP  
    (EACH INCLUDES)
  5S-9022 [1] SEAL  
4. 4N-0848 [1] SLEEVE  
5. 8N-5421 [7] BEARING  
  8N-5422 A [7] BEARING .025IN. UNDERSIZE  
  8N-5423 A [7] BEARING .050IN. UNDERSIZE  
  8N-5424 A [7] BEARING .025IN. OVERSIZE  
  8N-5425 A [7] BEARING .025IN. OVERSIZE .025IN. UNDERSIZE  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
  A   NOT PART OF THIS GROUP
 

#SEBP12760112
 

4N-0741: CRANKSHAFT GP

4N741 CRANKSHAFT GROUP
Serial No. 92U62028 to 92U62607 inclusive
2W440 Crankshaft parts are shown on Page 49C
c307771 SEBP1276
4N0741 CRANKSHAFT GP Parts scheme
  For full view, you need register

Parts for your 3406 TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-0440 CY [1] CRANKSHAFT ASSEM.  
2. 7N-8947 [2] PLATE  
3. 7N-1999 [2] SEAL GROUP  
    (EACH INCLUDES)
  5S-9022 [1] SEAL  
4. 4N-0848 [1] SLEEVE  
5. 8N-5421 [7] BEARING  
  8N-5422 A [7] BEARING .025IN. UNDERSIZE  
  8N-5423 A [7] BEARING .050IN. UNDERSIZE  
  8N-5424 A [7] BEARING .025IN. OVERSIZE  
  8N-5425 A [7] BEARING .025IN. OVERSIZE .025IN. UNDERSIZE  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
  A   NOT PART OF THIS GROUP
 

#SEBP12760113
 

4N-0741: CRANKSHAFT GP

4N741 CRANKSHAFT GROUP
Serial No. 92U62608 to 63198, 63203 to 63205, 63208, 63209, 63216 to 63223, 63229 to
63243 & 63246 to 92U63266 inclusive. 2W440 Crankshaft parts are shown on Page 49C
c307775 SEBP1276
4N0741 CRANKSHAFT GP Parts scheme
  For full view, you need register

Parts for your 3406 TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-0440 Y [1] CRANKSHAFT ASSEM.  
2. 7N-8947 [2] PLATE  
3. 2W-1733 C [1] SEAL GROUP  
4. 2W-1734 C [1] SEAL GROUP  
5. 8N-5421 [7] BEARING  
  8N-5422 A [7] BEARING .025IN. UNDERSIZE  
  8N-5423 A [7] BEARING .050IN. UNDERSIZE  
  8N-5424 A [7] BEARING .025IN. OVERSIZE  
  8N-5425 A [7] BEARING .025IN. OVERSIZE .025IN. UNDERSIZE  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
  A   NOT PART OF THIS GROUP
 

#SEBP12760114
 

4N-0741: CRANKSHAFT GP

4N741 CRANKSHAFT GROUP
Serial No. 92U63199 to 63202, 63206, 63207, 63210 to 63215, 63224 to 63228, 63244,
63245 & 92U63267--Up. 2W2585 Crankshaft parts are shown on Page 49D
c311417 SEBP1276
4N0741 CRANKSHAFT GP Parts scheme
  For full view, you need register

Parts for your 3406 TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-2585 CRY [1] CRANKSHAFT AS  
2. 7N-8947 [2] PLATE-THRUST  
3. 2W-1733 [1] SEAL GP-CRANKSHAFT  
4. 2W-1734 [1] SEAL GP-CRANKSHAFT  
5. 8N-5421 [7] BEARING-MAIN  
  8N-5422 A [7] BEARING-MAIN  
    .025IN UNDERSIZE
  8N-5423 A [7] BEARING-MAIN  
    .050IN UNDERSIZE
  8N-5424 A [7] BEARING-MAIN  
    .025IN OVERSIZE
  8N-5425 A [7] BEARING-MAIN  
    .025IN OVERSIZE
    .025IN UNDERSIZE
  A   NOT PART OF THIS GROUP
  C   CHANGE FROM PREVIOUS TYPE
  R   REMFG PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP12760115
 

2W-0440: CRANKSHAFT AS

2W440 CRANKSHAFT ASSEMBLY
Serial No. 92U29991 to 61978, 62028 to 63198, 63203 to 63205, 63208, 63209, 63216 to
63223, 63229 to 63243 & 63246 to 92U63266 inclusive. Part of 4N741 Crankshaft Group
shown on Pages 49A & 49B
c307753 SEBP1276
2W0440 CRANKSHAFT AS Parts scheme
  For full view, you need register

Parts for your 3406 TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-0684 [1] PIN  
2. 9F-2247 [6] PLUG  
3. 1W-9302 [2] GEAR (80 TEETH)  
4. 7S-5005 [1] DOWEL  
 

#SEBP12760116
 

2W-2585: CRANKSHAFT AS

2W2585 CRANKSHAFT ASSEMBLY
Serial No. 92U63199 to 63202, 63206, 63207, 63210 to 63215, 63224 to 63228, 63244,
63245 & 92U63267--Up. Part of 4N741 Crankshaft Group shown on Page 49C
c311420 SEBP1276
2W2585 CRANKSHAFT AS Parts scheme
  For full view, you need register

Parts for your 3406 TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-0684 [1] PIN-DOWEL  
2. 7S-5005 [1] DOWEL  
3. 1W-9302 [1] GEAR-CRANKSHAFT (80 TEETH)  
 

#SEBP12760117
 

1W-7821: CRANKSHAFT AS

1W7821 CRANKSHAFT ASSEMBLY
Serial No. 92U61979 to 92U62027 inclusive
Part of 4N741 Crankshaft Group shown on Page 49A
c307755 SEBP1276
1W7821 CRANKSHAFT AS Parts scheme
  For full view, you need register

Parts for your 3406 TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-0684 [1] PIN  
2. 9F-2247 [6] PLUG  
3. 1W-9302 [1] GEAR (80 TEETH)  
4. 7S-5005 [1] DOWEL  
 

#SEBP12760118
 

7N-3516: PISTON & ROD GP

7N3516 CONNECTING ROD AND PISTON GROUP--6 Required--Direct Injection
Serial No. 92U29991 to 92U51642 inclusive
c174862 SEBP1276
7N3516 PISTON & ROD GP Parts scheme
  For full view, you need register

Parts for your 3406 TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8N-1608 C [1] PIN  
2. 8N-8058 C [2] RING  
3. 8N-1726 RC [1] ROD ASSEM.  
    (Includes)
  8N-2018 [1] BEARING  
4. 6N-8942 [2] BOLT  
  8L-3441 C [2] NUT  
  8N-5426 [1] BEARING  
5. 8N-5427 CA [1] BEARING .6350 mm(.025 in.) Undersize  
  8N-5428 CA [1] BEARING 1.27 mm(.050 in.) Undersize  
6. 8N-1605 C [1] PISTON GROUP  
    (Includes)
7. 7N-7078 [1] RING (oil)  
8. 2P-2817 [1] RING (intermediate)  
9. 8N-0502 [1] RING (top)  
  8N-0822 A [1] RING GROUP  
    (Consists of complete set of Rings for one Piston)
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
  A   NOT PART OF THIS GROUP
 

#SEBP12760119
 

7N-3516: PISTON & ROD GP

7N3516 CONNECTING ROD AND PISTON GROUP--6 Required
Serial No. 92U51643--Up
1W9373 Piston parts are shown on Page 50A
c312800 SEBP1276
7N3516 PISTON & ROD GP Parts scheme
  For full view, you need register

Parts for your 3406 TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8N-1608 [1] PIN  
2. 8N-7295 C [2] RETAINER  
3. 8N-1726 R [1] ROD AS.  
  8N-2018 [1] BEARING  
4. 6N-8942 [2] BOLT  
  8L-3441 [2] NUT  
5. 1W-7524 C [1] BEARING  
  8N-5427 A [1] BEARING .6350MM(.025IN.)UNDERSIZE  
  8N-5428 A [1] BEARING 1.27MM(.050IN.)UNDERSIZE  
6. 1W-9373 CY [1] PISTON GROUP  
  R   REMFG PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
  C   INDICATES CHANGE
  A   NOT PART OF THIS GROUP
 

Information:

Truck Engine News
Use 6V6035 Hardness Tester On Crankshafts
1982/03/31
Inspection Marks On Bearings
1982/05/19
Wider Crankshaft Gear Used
1982/10/27
6V6142 And 6V6143 Installers Can Be Used To Install Crankshaft Seals And Wear Sleeves
1982/12/08
New Crankshaft Seal Groups Used
1982/12/08
6V6142 And 6V6143 Installers Must Be Used To Install Crankshaft Seals And Wear Sleeves
1983/06/29
Reuse Of Engine Bearings
1983/12/21
Crankshaft Failures
1983/12/21
Remanufactured Undersize Crankshafts Are Available
1984/04/04
Install Crankshaft Thrust Bearings Correctly To Avoid Damage
1985/02/01
Crankshaft Seal Usage On 3400 Series Truck Engines
1985/12/01
Checking Crankshaft Journal Surface Hardness On Remanufactured Crankshafts
1991/01/01
Oil Holes In Crankshaft Main And Rod Journals
1992/10/01
New Engine Crankshaft Rubber Damper Assembly Uses Improved Rubber Material{1205}
1994/10/01
Points To Remember When Replacing A Viscous Crankshaft Damper Assembly With A Rubber Crankshaft Damper Assembly{1205}
1997/01/27
New Front Crankshaft Seals and New Rear Crankshaft Seals are Now in Production {1160, 1161}
2003/05/01
A New Type of Main Bearing Is Now Used {1202, 1203}
2005/03/01
Inspection and/or Repair Procedure to Replace Crankshafts on Truck Engines {1202}
2006/05/01
Engine News
New Design Thrust Plate Used In Crankshaft Group
1979/08/22
New Bend Specification For Used Or Field Reground Crankshafts
1980/08/13
6V2086 And 6V2087 Seal And Wear Sleeve Installers Available
1980/09/10
Installation Procedure For Crankshaft Wear Sleeves Changed
1977/09/07
Replacement Bearings Have Aluminum Alloy With More Strength
1977/10/26
Some Wobble Is Acceptable In Rubber Vibration Dampers For Crankshafts
1977/11/09
Replacement Seals And Wear Sleeves Now Available As A Crankshaft Seal Kit
1978/03/01
New Front Crankshaft Seals and New Rear Crankshaft Seals are Now in Production {1160, 1161}
2003/05/01
Procedure for Crankshafts that will not Rotate after Installation during a Rebuild {1202}
2008/09/15
Special Instruction
Installing Crankshaft Seals And Wear Sleeves Using The Former 9S8868, 9S8873, 9S8881 And 9S8888 Tools Groups{1160, 1161, 0704}
Installing Crankshaft Seals And Wear Sleeves Using The Former 9S8868, 9S8873, 9S8881 And 9S8888 Tools Groups{1160, 1161, 0704}
Installation Of Crankshaft Seals And Wear Sleeves{1160, 1161}
Installation Of Crankshaft Seals And Wear Sleeves{1160, 1161}
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}
Special Handling Information For Installation Of 2W1733 Or 2W1734 Crankshaft Seal Group{1160, 1161, 1202}
Special Handling Information For Installation Of 2W1733 Or 2W1734 Crankshaft Seal Group{1160, 1161, 1202}
Crankshaft Seal And Wear Sleeve Installation{1160, 1161}
Crankshaft Seal And Wear Sleeve Installation{1160, 1161}
Installation Of Seal Groups With Hydrodynamic Grooves In the Seal Lip{1160, 1161}
Installation Of Seal Groups With Hydrodynamic Grooves In the Seal Lip{1160, 1161}
Special Handling Information And Installation Instructions For Crankshaft Seal Groups That Have Hydrodynamic Grooves In The Sealing Lip{1160, 1161}
Special Handling Information And Installation Instructions For Crankshaft Seal Groups That Have Hydrodynamic Grooves In The Sealing Lip{1160, 1161}
Installation Of Seal Groups With Hydrodynamic Grooves In The Seal Lip{1160, 1161}
Installation Of Seal Groups With Hydrodynamic Grooves In The Seal Lip{1160, 1161}
Installation Of Short Blocks And Crankshafts{1202, 1204, 1206}
Installation Of Short Blocks And Crankshafts{1202, 1204, 1206}
Specifications
Crankshaft
3406 DIESEL TRUCK ENGINE
Connecting Rod And Main Bearing Journals
3406 DIESEL TRUCK ENGINE
Tool Operating Manual
362-4250 Deck Height Measuring Tool{1201}
362-4250 Deck Height Measuring Tool{1201}
Reuse And Salvage Guidelines
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}
Reuse and Salvage for Crankshafts {0674, 1202}
Reuse and Salvage for Crankshafts {0674, 1202}
Visual Inspection of Main Bearings and Connecting Rod Bearings {1202, 1203, 1225, 1230}
Visual Inspection of Main Bearings and Connecting Rod Bearings {1202, 1203, 1225, 1230}
Reuse and Salvage for Engine Dampers {1202, 1205}
Reuse and Salvage for Engine Dampers {1202, 1205}
Disassembly and Assembly
Crankshaft Main Bearings
3406 DIESEL TRUCK ENGINE
Crankshaft Front Seal And Wear Sleeve
3406 DIESEL TRUCK ENGINE
Crankshaft
3406 DIESEL TRUCK ENGINE
Service Magazine
6V2086 And 6V2087 Seal And Wear Sleeve Installers Available{0622,1160,1161}
1980/09/01
New Connecting Rod And Main Bearings Have A Thicker Coating (Layer) Of Lead-Tin Overlay{1230,1219,1203}
1981/01/19
Engine Storage; Engine Start-Up After Storage{1000}
1982/02/22
Use 6V6035 Hardness Tester On Crankshafts{0651,1202}
1982/02/22
Use Correct Part Numbers For Main And Connecting Rod Bearings{1230,1203,1219}
1982/04/12
Inspection Marks On Bearings{7551,1230,1226,1203,1219,1227}
1982/05/03
Wider Crankshaft Gear Used{1202,1204,1206}
1982/10/11
New Crankshaft Seal Groups Used{1160,1161}
1982/11/01
New Connecting Rod Bearings Used{1219,1230}
1983/04/04
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
6V6142 And 6V6143 Installers Must Be Used To Install Crankshaft Seals And Wear Sleeves{0622,0626,1160,1161}
1983/07/04
Crankshaft Failures{1202,1230}
1983/11/21
Reuse Of Engine Bearings{1230,1219,1203}
1983/11/21
Remanufactured Undersize Crankshafts Are Available{1202}
1983/11/21
3406 Remanufactured Truck Engines Available{1000}
1984/04/23
Install Crankshaft Thrust Bearings Correctly To Avoid Damage{1202,1203}
1985/02/11
Installing New Copper Bonded Bearings Can Extend Engine Life{1230,1203,1219}
1985/04/29
Remanufactured Crankshafts Are Available In Standard And Two Undersize Dimensions (U.S. and Canada){1202,7754}
1985/11/18
Crankshaft Seal Usage On 3400 Series Engines{1160,1161}
1985/12/16
Service Reminders For 3400 Family Of Diesel Engines{1204,1214,1331}
1986/05/05
Bearing Failures On Engines Due To Lack Of Lubrication{1230,1219,1203,1202}
1986/09/08
Improved Main And Connecting Rod Bearings Have Aluminum Alloy With More Strength{1230}
1977/01/17
Tools To Remove Wear Sleeves From Crankshafts{0621,7558}
1977/04/18
Tools To Install Crankshaft Seal And Wear Sleeve{1160,1161,0622}
1977/07/11
Installation Procedure For Crankshaft Wear Sleeves Changed{1202,1160,1161}
1977/09/05
Replacement Bearings Have Aluminum Alloy With More Strength{1203,1213,1230}
1977/10/24
Some Wobble Is Acceptable In Rubber Vibration Dampers For Crankshafts{1205}
1977/10/31
Crankshaft Support Groups Are Available To Measure Bent Crankshafts{0653,1202}
1977/11/07
Mid-Life Bearing Maintenance Recommendations {1203}
1987/09/14
Replacement Seals And Wear Sleeves Now Available As A Crankshaft Seal Kit{1202,1160,1161}
1978/02/27
Use New Main Bearings In Replacement Cylinder Blocks{1203,1201}
1978/06/12
Change In Procedure To Check Main Bearing Clearance{1203}
1978/08/28
New Centering Rings For Oversized Main Bearings{0665,1230}
1979/06/04
New Design Thrust Plate Used In Crankshaft Group{1201,1202,1203}
1979/08/27
Connecting Rod Bearing Maintenance{0372,1203,1219}
1989/08/21
Checking Crankshaft Journal Surface Hardness On Remanufactured Crankshafts{1202}
1991/01/07
Oil Holes In Crankshaft Main And Rod Journals{1202}
1992/11/09
Damper Requirements For Remanufactured Short Blocks{1205}
1993/08/16
40 Power Microscope is Available for Inspecting Bearing Journals on Crankshafts {0777, 1202}
2006/01/16
Procedure for Crankshafts that will not Rotate after Installation during a Rebuild {1000, 1202}
2008/07/21

Caterpillar Parts SIS Catalog 3406 :

CRANKSHAFT AS
6N-3907 CRANKSHAFT AS
CRANKSHAFT GP
4N-0741 CRANKSHAFT GP
CAMSHAFT AS
6N-4991 CAMSHAFT AS
CAMSHAFT GP-SINGLE
6N-4992 CAMSHAFT GP-SINGLE
PANEL GP-SOUND SUPPRESSION
9N-2234 PANEL GP-SOUND SUPPRESSION
COVER GP-CYLINDER BLOCK
9N-0015 COVER GP-CYLINDER BLOCK
COVER GP-CYLINDER BLOCK
9N-0684 COVER GP-CYLINDER BLOCK
COVER GP-CYLINDER BLOCK
9N-3867 COVER GP-CYLINDER BLOCK
CRANKSHAFT GP
4N-0741 CRANKSHAFT GP
CRANKSHAFT GP
4N-0741 CRANKSHAFT GP
CRANKSHAFT GP
4N-0741 CRANKSHAFT GP
CRANKSHAFT GP
4N-0741 CRANKSHAFT GP
CRANKSHAFT AS
2W-0440 CRANKSHAFT AS
CRANKSHAFT AS
2W-2585 CRANKSHAFT AS
CRANKSHAFT AS
1W-7821 CRANKSHAFT AS
PISTON & ROD GP
7N-3516 PISTON & ROD GP

Truck sale:

Caterpillar 3406, Stationäre Stromaggregate, Bau-Und Bergbauausrüstung
45.000 
Caterpillar 3406, Stationäre Stromaggregate, Bau-Und Bergbauausrüstung
- Stationary Generator Sets
MACALLISTER MACHINERY CO., INC
 
32.000 
Caterpillar 3406-365, Stationäre Stromaggregate, Bau-Und Bergbauausrüstung
- Stationary Generator Sets
FINNING CHILE S.A.
 
41.565 
Caterpillar 3406, Stationäre Stromaggregate, Bau-Und Bergbauausrüstung


 
55.000 
Caterpillar 3406, Stationäre Stromaggregate, Bau-Und Bergbauausrüstung


Caterpillar 3406, Stationäre Stromaggregate, Bau-Und Bergbauausrüstung
45.000 
Caterpillar 3406, Stationäre Stromaggregate, Bau-Und Bergbauausrüstung


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