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9Y-1664 COVER GP-VALVE MECHANISM S/N 8TC13517-14096 NO OIL FILL FOR USE WITH JAKE BRAKE 3406B TRUCK ENGINE


BASIC ENGINE
VALVE MECHANISM GP
CRANKSHAFT GP
CYLINDER BLOCK GP

TRUCK ENGINE 3406B TRUCK ENGINE 8TC
 3406B Truck (PEEC) Engine 8TC01413-UP SEBP1769 3406B 8TC   (1987)

BASIC ENGINE

VALVE MECHANISM GP
COVER GP-VALVE MECHANISM
9N-3646 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
9Y-1664 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
9Y-1664 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
9Y-5294 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
9Y-8206 COVER GP-VALVE MECHANISM
ROCKER ARM GP
4N-1045 ROCKER ARM GP
 

#SEBP17690220
 

9Y-1664: COVER GP-VALVE MECHANISM

9Y-1664 COVER GP-VALVE MECHANISM
S/N 8TC13517-14096
NO OIL FILL
FOR USE WITH JAKE BRAKE
i00438378 SEBP1769
9Y1664 COVER GP-VALVE MECHANISM Parts scheme
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Parts for your 3406B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7E-0330 [1] COVER (ROCKER ARM)  
2. 7C-9621 [1] PLUG  
3. 7C-6514 [1] ADAPTER  
4. 8C-5196 [2] SEAL-O-RING  
5. 9L-9814 [8] LOCKNUT  
6. 5P-5678 D SEAL (5.9M)  
7. 4B-3388 [4] BOLT (5/16-18X1.125-IN)  
  5P-4116 [4] WASHER-HARD (8.8X20.5X2-MM THK)  
8. 7E-0329 C [2] BASE  
9. 7E-0330 [1] COVER (ROCKER ARM)  
10. 7C-9621 [2] PLUG  
11. 8C-5196 [2] SEAL-O-RING  
12. 9L-8925 [18] BOLT (5/16-18X1.25-IN)  
  3S-6252 B SEALANT  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  D   ORDER BY THE METER
 

#SEBP17690221
 

9Y-5294: COVER GP-VALVE MECHANISM

9Y-5294 COVER GP-VALVE MECHANISM
S/N 8TC2914-14492
OIL FILL IN THIRD POSITION
FOR USE WITH JAKE BRAKE
i00443676 SEBP1769
9Y5294 COVER GP-VALVE MECHANISM Parts scheme
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Parts for your 3406B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7E-1518 [2] COVER AS  
    (EACH INCLUDES)
2. 7C-6514 [1] ADAPTER  
  8C-5196 [1] SEAL-O-RING  
  8C-5196 [1] SEAL-O-RING  
4. 9L-8925 [18] BOLT (5/16-18X1.25-IN)  
5. 5P-5678 BD SEAL  
6. 9L-9814 [8] LOCKNUT  
7. 6N-2985 [1] CAP AS-FILLER (ENGINE OIL)  
8. 7E-0329 [2] BASE  
9. 4B-3388 [4] BOLT (5/16-18X1.125-IN)  
10. 5P-4116 [4] WASHER-HARD (8.8X20.5X2-MM THK)  
  B   USE AS REQUIRED
  D   ORDER BY THE METER
 

#SEBP17690222
 

9Y-8206: COVER GP-VALVE MECHANISM

9Y-8206 COVER GP-VALVE MECHANISM
S/N 8TC6453-8898
NO OIL FILL
CANNOT BE USED WITH JAKE BRAKE OR PACBRAKE
i00432791 SEBP1769
9Y8206 COVER GP-VALVE MECHANISM Parts scheme
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Parts for your 3406B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-4958 [1] COVER AS-ROCKER ARM  
2. 7C-6514 [1] ADAPTER  
  8C-5196 [1] SEAL-O-RING  
3. 9L-8925 [26] BOLT (5/16-18X1.25-IN)  
4. 5P-5678 BD SEAL (5.9M)  
5. 7C-0061 [2] BASE-VALVE MECHANISM COVER  
6. 7C-9667 [1] COVER-ROCKER ARM  
  7C-9621 [1] PLUG  
  8C-5196 [1] SEAL-O-RING  
  B   USE AS REQUIRED
  D   ORDER BY THE METER
 

#SEBP17690223
 

1W-6207: CRANKSHAFT AS

1W-6207 CRANKSHAFT AS
S/N 8TC1413-4223
PART OF 4N-0741 CRANKSHAFT GP
i00147060 SEBP1769
1W6207 CRANKSHAFT AS Parts scheme
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Parts for your 3406B TRUCK ENGINE:

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

#SEBP17690224
 

4N-0741: CRANKSHAFT GP

4N-0741 CRANKSHAFT GP
S/N 8TC1413-4223
i00147136 SEBP1769
4N0741 CRANKSHAFT GP Parts scheme
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Parts for your 3406B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-1734 [1] SEAL GP-CRANKSHAFT (REAR)  
2. 1W-6207 CY [1] CRANKSHAFT AS  
3. 4W-5492 C [7] BEARING-MAIN  
  4W-5698 ABC BEARING-MAIN (0.63-MM US)  
  4W-5699 ABC BEARING-MAIN (1.27-MM US)  
  4W-5700 ABC BEARING-MAIN (0.63-MM OS)  
  4W-5701 ABC BEARING-MAIN (0.63-MM OS, 0.63-MM US)  
4. 7N-8947 [2] PLATE-THRUST  
5. 2W-1733 [1] SEAL GP-CRANKSHAFT (FRONT)  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP17690225
 

4N-0741: CRANKSHAFT GP

4N-0741 CRANKSHAFT GP
S/N 8TC4224-13853
i00147137 SEBP1769
4N0741 CRANKSHAFT GP Parts scheme
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Parts for your 3406B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-1734 [1] SEAL GP-CRANKSHAFT (REAR)  
2. 2W-1733 [1] SEAL GP-CRANKSHAFT (FRONT)  
3. 4W-5492 [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)  
4. 7N-8947 [2] PLATE-THRUST  
5. 7C-4859 C [1] CRANKSHAFT AS  
6. 1W-9302 [1] GEAR-CRANKSHAFT (80-TEETH)  
  7S-5005 [1] DOWEL  
7. 4N-0684 [1] DOWEL  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP17690226
 

4N-0741: CRANKSHAFT GP

4N-0741 CRANKSHAFT GP
S/N 8TC13854-14492
i00122071 SEBP1769
4N0741 CRANKSHAFT GP Parts scheme
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Parts for your 3406B TRUCK ENGINE:

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. 6I-1453 [1] CRANKSHAFT AS  
2A. 1W-9302 [1] GEAR-CRANKSHAFT (80-TEETH)  
2B. 7S-5005 [1] DOWEL  
2C. 4N-0684 [1] DOWEL  
3. 253-1752 J [2] PLATE-THRUST  
4. 319-0785 Y [1] SEAL GP-CRANKSHAFT (REAR)(FLYWHEEL HOUSING)  
5. 319-7401 Y [1] SEAL GP-CRANKSHAFT (FRONT)  
   
    AVAILABLE REPAIR KIT(S):
  243-6718 AJ KIT-CRANKSHAFT BEARING (STANDARD)  
    (INCLUDES A COMPLETE SET OF MAIN BEARINGS & THRUST PLATES)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  J   KIT MARKED J INCLUDES PART(S) MARKED J
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP17690227
 

9N-5449: CYLINDER BLOCK AS

9N-5449 CYLINDER BLOCK AS
S/N 8TC2108-99999
PART OF 1N-2992 AIR COMPRESSOR GP
ALSO AN ATTACHMENT
i00158336 SEBP1769
9N5449 CYLINDER BLOCK AS Parts scheme
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Parts for your 3406B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9L-2269 [2] PISTON AS (UNLOADER)  
    (EACH INCLUDES)
  3L-6768 [1] SEAL-O-RING  
2. 9L-2273 [1] SPRING-UNLOADER  
 

#SEBP17690228
 

108-3914: CYLINDER BLOCK GP

108-3914 CYLINDER BLOCK GP
PART OF 108-3916 CYLINDER BLOCK GP
i00482453 SEBP1769
1083914 CYLINDER BLOCK GP Parts scheme
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Parts for your 3406B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-5857 [7] CAP-CRANKSHAFT BEARING  
2. 3P-1323 [14] BOLT-BEARING CAP (7/8-14X7.75-IN)  
3. 9H-1031 [14] WASHER-HARD (24X41.5X6-MM THK)  
 

#SEBP17690229
 

108-3916: CYLINDER BLOCK GP

108-3916 CYLINDER BLOCK GP
FIELD REPLACEMENT FOR @@@@@ 8N-9267@@@@@
i00123090 SEBP1769
1083916 CYLINDER BLOCK GP Parts scheme
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Parts for your 3406B TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 119-5155 [1] SEAL-O-RING  
2. 8T-6757 [3] PLUG-PIPE  
3. 7W-6534 [1] PLUG-PIPE  
4. 9S-8009 [3] PLUG-O-RING  
5. 8T-6763 [3] PLUG-PIPE (1/4-18-THD)  
6. 9S-4190 [2] PLUG-O-RING (7/8-14-THD)  
7. 8T-6764 [1] PLUG-PIPE (1/8-27-THD)  
8. 7W-6492 [1] PLUG-PIPE (1/2-14-THD)  
9. 030-7571 [4] BOLT (3/8-16X1-IN)  
10. 4W-8585 [1] COVER  
11. 7W-6081 [1] GASKET  
12. 9X-7378 [1] SEAL-O-RING  
13. 4N-6658 [1] BUSHING (1.3-IN WIDE)  
14. 4N-0685 [6] BUSHING (1-IN WIDE)  
15. 7X-7732 [6] PLUG-PIPE  
16. 114-4427 [2] SEAL-O-RING  
17. 8S-9094 [1] PLUG-ORIFICE  
18. 108-3914 Y [1] CYLINDER BLOCK GP  
19. 3E-6747 [2] SEAL-O-RING  
20. 100-7399 [2] PLUG  
21. 9S-4182 [1] PLUG (7/16-20-THD)  
  Y   SEPARATE ILLUSTRATION
 

Information:

Truck Engine News
New 8T2998 Lubricant Available
1986/02/01
Valve Lash Adjustment Interval Is Changed
1986/07/01
Change To Interval For Valve Lash Adjustment
1987/02/01
Results Of High Speed And/Or Overspeeding Of 3406B Truck Engines
1987/11/01
Improved Valve Mechanism Cover Groups
1987/12/01
New Valve Lifter Improves Oil Flow To Top Of Engine (improves Compression Brake System Performance)
1990/04/01
Reconditioning Of Bridge Wear Seat Is Permitted; Will Prevent Bridge Replacement When Not Necessary
1990/05/01
New Rocker Arm Adjustment Screw Used To Adjust Valve Clearance{1123,1100}
1994/06/24
New Valve Lifter Assembly Provide Improved Lubrication Of Lifter Roller And Camshaft Lobes{1209,1210}
1994/06/24
A Improved Guide Spring is Now Used {1108}
2005/11/01
A New Guide Spring for the Camshaft Lifter is Now Used {1102}
2008/03/01
Cat<SUP>&reg;</SUP> Reman Now Offers Valve Lifter Assemblies for Certain Truck Engines {1209}
2014/09/05
Engine News
Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures
1977/05/25
5P7333 Tool Group Available For The Repair Of Loose Bridge Dowels On Cylinder Heads
1977/06/29
Tolerance Added To Valve Clearance Specifications
1978/01/18
Use Again Specifications For Valve Springs Are Changed
1978/03/01
Special Instruction
Replacement For The 2M4314 Fuel Pump Bonnet Retaining Bushing{1250}
Replacement For The 2M4314 Fuel Pump Bonnet Retaining Bushing{1250}
Use Of The 5P7333 Tool Group For Bridge Dowel Repair{1101}
Use Of The 5P7333 Tool Group For Bridge Dowel Repair{1101}
Use Of The 1P7451 Valve Guide Honing Group{0673, 1104}
Use Of The 1P7451 Valve Guide Honing Group{0673, 1104}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Use Of 6V4805 Valve Seat Insert Puller Group{0703}
Use Of 6V4805 Valve Seat Insert Puller Group{0703}
Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}
Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}
Use Of 6V9050 Exhaust Stud Removal Group{1100}
Use Of 6V9050 Exhaust Stud Removal Group{1100}
Technical Information Bulletin
Replacement Procedure:
Replacement Procedure:
Specifications
Valve Covers
3406B (PEEC) DIESEL TRUCK ENGINE
Valve Rocker Arms, Lifters And Bridges
3406B (PEEC) DIESEL TRUCK ENGINE
Jake Brake
3406B (PEEC) DIESEL TRUCK ENGINE
Reuse And Salvage Guidelines
Reuse & Salvage for Valvetrain Components {1102, 1108, 1109, 1121, 1123}
Reuse & Salvage for Valvetrain Components {1102, 1108, 1109, 1121, 1123}
Disassembly and Assembly
Valve Covers
3406B (PEEC) DIESEL TRUCK ENGINE
Rocker Shaft Assemblies And Push Rods
3406B (PEEC) DIESEL TRUCK ENGINE
Rocker Shaft Assemblies
3406B (PEEC) DIESEL TRUCK ENGINE
Valve Lifters
3406B (PEEC) DIESEL TRUCK ENGINE
Bridge Dowels
3406B (PEEC) DIESEL TRUCK ENGINE
Service Magazine
Engine Valve Stem &quot;Use Again&quot; Specifications{0653,1105}
1983/02/28
Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures{1105,1208}
1983/10/17
Remanufactured Cylinder Head Groups{1100,1101,7554}
1984/11/19
Valve Lash Adjustment Not A Warranty Item {1102,1105}
1985/01/14
Maximum Wear Limits Established For Camshaft Roller Followers{1209}
1985/09/30
Valve Lash Adjustment Interval Is Changed {1105}
1986/07/07
Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures{1209}
1977/05/16
5P7333 Tool Group Available For The Repair Of Loose Bridge Dowels On Cylinder Heads{0663,1101}
1977/06/20
Tools Now Available To Ream And/Or Hone 0.500&quot; (12.70 mm) Diameter Valve Guides{0663}
1977/08/22
Change To Interval For Valve Lash Adjustment{1103,1105,1123}
1987/02/16
Remanufactured Cylinder Heads For 3406 Engines{1100}
1987/03/16
Silicone Rubber Water Seals Available{1100}
1987/07/06
High Alloy Cylinder Head Improved{1101}
1987/07/06
Results Of High Speed And/Or Overspeeding Of 3406B Truck Engines{1105,1209,1210,1214}
1987/11/02
Improved Valve Mechanism Cover Groups{1107}
1987/12/14
Tolerance Added To Valve Clearance Specifications{1105,0374}
1978/01/16
Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures{1105,1208}
1978/01/30
Use Again Specifications For Valve Springs Are Changed{1108}
1978/03/06
A New Method To Clean And Polish Engine Valve Stems{0674,1105}
1979/05/28
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
Additional Information For Checking Valve Camshaft Timing{1105,1110,1112,1121}
1989/12/11
Improved Head Gasket Used; Service Tips {1124,1216,1221,7568}
1990/02/26
New Valve Lifter Improves Oil Flow To Top Of Engine{1112,1119}
1990/04/02
Reconditioning Of Bridge Wear Seat Is Permitted; Will Prevent Bridge Replacement When Not Necessary{1121}
1990/04/30
New Exhaust Valves Are Used In Caterpillar Remanufactured Cylinder Heads{1105,1101}
1990/10/08

Caterpillar Parts SIS Catalog 3406B :

COVER GP-VALVE MECHANISM
9Y-1664 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
9N-3646 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
9N-3618 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
9N-2093 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
9N-2093 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
7N-4467 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
7N-4467 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
7E-1672 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
9Y-5294 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
9Y-8206 COVER GP-VALVE MECHANISM
CRANKSHAFT AS
1W-6207 CRANKSHAFT AS
CRANKSHAFT GP
4N-0741 CRANKSHAFT GP
CRANKSHAFT GP
4N-0741 CRANKSHAFT GP
CRANKSHAFT GP
4N-0741 CRANKSHAFT GP
CYLINDER BLOCK AS
9N-5449 CYLINDER BLOCK AS
CYLINDER BLOCK GP
108-3914 CYLINDER BLOCK GP

Truck sale:

1990 CAT 3406B
USD $25,000 
1990 CAT 3406B

Power Generation Enterprises Inc.
North Hollywood, California
1991 CAT 3406B
USD $22,000 
1991 CAT 3406B

Ransome CAT
Bensalem, Pennsylvania
1989 CAT 3406B
USD $35,000 
1989 CAT 3406B

Worldwide Power Products LLC
Houston, Texas
1988 CAT 3406B
USD $29,000 
1988 CAT 3406B

Ransome CAT
Bensalem, Pennsylvania
CATERPILLAR 3406B 1988
$29,000 USD 
CATERPILLAR 3406B 1988
- MARINE - PROPULSION
RANSOME ENGINE POWER
United States
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