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2P-6272 PISTON & ROD GP S/N 76R2779-6316 RATIO 17.5:1. PRECHAMBER Type 1 1673C TRUCK ENGINE


BASIC ENGINE
PISTON & ROD GP
PULLEY GP
CRANKSHAFT GP
MOUNTING GP-ENGINE

TRUCK ENGINE 1673C TRUCK ENGINE 76R
 3306 Truck Engine 76R02779-UP SEBP1202 1673C 76R   (1978)

BASIC ENGINE

PISTON & ROD GP
PISTON & ROD GP
2P-6272 PISTON & ROD GP
PISTON & ROD GP
2P-6272 PISTON & ROD GP
PISTON & ROD GP
2W-1176 PISTON & ROD GP
PISTON & ROD GP
9N-1291 PISTON & ROD GP
PISTON & ROD GP
9N-1291 PISTON & ROD GP
 

#SEBP12020130
 

2P-6272: PISTON & ROD GP

2P-6272 PISTON & ROD GP
S/N 76R2779-6316
RATIO 17.5:1. PRECHAMBER
Type 1
i00540541 SEBP1202
2P6272 PISTON & ROD GP Parts scheme
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Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-9805 C [1] PIN-PISTON  
2. 1S-9543 [2] RETAINER-PIN  
3. 5S-2793 [1] ROD AS  
  8N-0703 C [1] BEARING  
4. 1P-9956 [2] BOLT-CONNECTING ROD  
  5S-6348 [2] NUT (1/2-20-THD)  
5. 7M-7821 [1] BEARING-CONNECTING ROD  
  2S-0502 [1] BEARING-CONNECTING ROD (.010IN)  
  2S-0503 [1] BEARING-CONNECTING ROD (0.02-IN US)(.020IN)  
  7M-7826 [1] BEARING-CONNECTING ROD (0.03-IN US)(.030IN)  
6. 4N-9258 C [1] PISTON GP  
7. 9S-7788 [1] RING-PISTON (OIL CONTROL)  
8. 5S-6750 [1] RING-PISTON (INTERMEDIATE)  
9. 9S-3029 [1] RING-PISTON (TOP)  
  9S-3068 C [1] RING GP-PISTON  
    (CONSISTS OF COMPLETE SET OF RINGS FOR ONE PISTON)
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP12020131
 

2P-6272: PISTON & ROD GP

2P-6272 PISTON & ROD GP
S/N 76R2779-6316
RATIO 17.5:1. PRECHAMBER
Type 2
i00356078 SEBP1202
2P6272 PISTON & ROD GP Parts scheme
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Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-9805 [1] PIN-PISTON  
2. 1S-9543 [2] RETAINER-PIN  
3. 8N-1721 C [1] ROD AS-CONNECTING  
  8N-1849 C [1] BEARING-CONNECTING ROD  
4. 1P-9956 [2] BOLT-CONNECTING ROD  
  5S-6348 C [2] NUT (1/2-20-THD)  
5. 328-5572 C [1] BEARING-CONNECTING ROD (STANDARD)  
6. 9N-5251 C [1] PISTON GP  
7. 9S-7788 [1] RING-PISTON (OIL CONTROL)  
8. 5S-6750 [1] RING-PISTON (INTERMEDIATE)  
9. 9S-3029 [1] RING-PISTON (TOP)  
   
    AVAILABLE REPAIR KIT(S):
  9S-3068 [1] RING GP-PISTON  
    (CONSISTS OF COMPLETE SET OF RINGS FOR ONE PISTON)
  C   CHANGE FROM PREVIOUS TYPE
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP12020132
 

2W-1176: PISTON & ROD GP

2W-1176 PISTON & ROD GP
S/N 76R5115-UP
17.5:1 RATIO. PRECHAMBER
i00357843 SEBP1202
2W1176 PISTON & ROD GP Parts scheme
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Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-9805 [1] PIN-PISTON  
2. 1S-9543 [2] RETAINER-PIN  
3. 8N-1721 [1] ROD AS-CONNECTING  
  8N-1849 [1] BEARING-CONNECTING ROD  
4. 1P-9956 [2] BOLT-CONNECTING ROD  
  5S-6348 [2] NUT (1/2-20-THD)  
5. 328-5572 [1] BEARING-CONNECTING ROD (STANDARD)  
6. 9N-5403 [1] BODY AS-PISTON  
7. 7E-6047 [1] RING-PISTON (OIL)(OIL)  
8. 2W-1708 [1] RING-PISTON (INTERMEDIATE)  
9. 2W-1707 [1] RING-PISTON (TOP)  
   
    AVAILABLE REPAIR KIT(S):
  2W-1709 [1] KIT-PISTON RING  
    (INLCUDE S A COMPLETE SET OF RINGS FOR ONE PISTON)
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP12020133
 

9N-1291: PISTON & ROD GP

9N-1291 PISTON & ROD GP
S/N 76R2779-4421
i00436287 SEBP1202
9N1291 PISTON & ROD GP Parts scheme
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Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-9805 C [1] PIN-PISTON  
2. 1S-9543 [2] RETAINER-PIN  
3. 6N-8069 C [1] ROD AS-CONNECTING  
  8N-0703 [1] BEARING  
4. 1P-9956 [2] BOLT-CONNECTING ROD  
  5S-6348 [2] NUT (1/2-20-THD)  
5. 4N-6258 [1] BEARING-CONNECTING ROD  
  2S-0502 A [1] BEARING-CONNECTING ROD (.010IN)  
  2S-0503 A [1] BEARING-CONNECTING ROD (0.02-IN US)(.020IN)  
  7M-7826 A [1] BEARING-CONNECTING ROD (0.03-IN US)(.030IN)  
6. 9N-1303 [1] PISTON GP  
7. 9L-6934 [1] RING-PISTON (OIL)  
8. 9L-6933 [1] RING-PISTON  
9. 9L-6932 [1] RING-PISTON  
  9L-6935 A [1] RING GP-PISTON (SET OF RINGS FOR ONE PISTON)  
  A   NOT PART OF THIS GROUP
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP12020134
 

9N-1291: PISTON & ROD GP

9N-1291 PISTON & ROD GP
S/N 76R4422-UP
i00436290 SEBP1202
9N1291 PISTON & ROD GP Parts scheme
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Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-9805 [1] PIN-PISTON  
2. 1S-9543 [2] RETAINER-PIN  
3. 8N-1721 C [1] ROD AS-CONNECTING  
  8N-1849 [1] BEARING-CONNECTING ROD  
4. 1P-9956 [2] BOLT-CONNECTING ROD  
  5S-6348 [2] NUT (1/2-20-THD)  
5. 8N-8219 C [1] BEARING-CONNECTING ROD  
  8N-8221 CJ [1] BEARING-CONNECTING ROD (0.254-MM US)  
  8N-8222 CJ [1] BEARING-CONNECTING ROD (0.508-MM US)  
  8N-8223 CJ [1] BEARING-CONNECTING ROD (0.762-MM US)  
6. 9N-5404 C [1] PISTON GP  
7. 9L-6934 [1] RING-PISTON (OIL)  
8. 9L-6933 [1] RING-PISTON  
9. 9L-6932 [1] RING-PISTON  
98. 9L-6935 [1] RING GP-PISTON (INCLUDES RINGS FOR ONE PISTON)  
  C   CHANGE FROM PREVIOUS TYPE
  J   J-NOT PART OF 9N1291 CONNECTING ROD AND PISTON GROUP
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP12020135
 

9N-2346: PULLEY GP-CRANKSHAFT

9N-2346 PULLEY GP-CRANKSHAFT
PROVIDES A MOUNTING FOR THE VISCOUS DAMPER
i00436623 SEBP1202
9N2346 PULLEY GP-CRANKSHAFT Parts scheme
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Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7W-5694 [1] PULLEY-CRANKSHAFT (2 GROOVE)  
2. 5S-9948 [1] WASHER  
3. 9S-1364 [1] BOLT (3/4-16X3.5-IN)  
 

#SEBP12020136
 

8N-2111: PULLEY GP-FAN DRIVE

8N-2111 PULLEY GP-FAN DRIVE
PROVIDES A 0.67:1 FAN RATIO
AN ATTACHMENT
i00429438 SEBP1202
8N2111 PULLEY GP-FAN DRIVE Parts scheme
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Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8N-2110 [1] PULLEY-FAN DRIVE (3-GROOVE)  
2. 0L-2070 [6] BOLT (3/8-16X2.25-IN)  
 

#SEBP12020137
 

8N-2252: PULLEY GP-FAN DRIVE

8N-2252 PULLEY GP-FAN DRIVE
PROVIDES REVERSIBLE FOUR GROOVE PULLEY WITH THE REAR GROOVE FOR FREON COMPRESSOR, OR WHEN REVERSED IS USED WITH A STACK-ON PULLEY
AN ATTACHMENT
i00429519 SEBP1202
8N2252 PULLEY GP-FAN DRIVE Parts scheme
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Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1619 [6] BOLT (3/8-16X3-IN)  
2. 8N-2253 [1] PULLEY (4-GROOVE)  
    (ASSEMBLE PULLEY WITH "A" FACING AWAY FROM BLOCK WHEN USED WITH FREON COMPRESSOR)
    (ASSEMBLE PULLEY WITH "B" FACING BLOCK WHEN USED WITH ADDITIONAL STACK ON PULLEY TO PROVIDE A FOUR BELT FAN DRIVE)
 

#SEBP12020138
 

2P-6224: SEAL GP-CRANKSHAFT

2P-6224 SEAL GP-CRANKSHAFT
i00122024 SEBP1202
2P6224 SEAL GP-CRANKSHAFT Parts scheme
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Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4W-0452 [1] SEAL GP-CRANKSHAFT (COUNTERCLOCKWISE ROTATION)(REAR)  
2. 362-8853 J [1] SEAL GP-CRANKSHAFT (CLOCKWISE ROTATION)(FRONT)  
    -OR-
  9Y-9895 [1] SEAL GP-CRANKSHAFT (CLOCKWISE ROTATION)(FRONT)  
  J   HEAVY DUTY SEAL THAT IMPROVES AGAINST CONTAMINATION
 

#SEBP12020139
 

9N-0547: SUPPORT GP-ENGINE

9N-0547 SUPPORT GP-ENGINE
AN ATTACHMENT
i00435809 SEBP1202
9N0547 SUPPORT GP-ENGINE Parts scheme
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Parts for your 1673C TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9L-0875 [1] CAP-TRUNNION  
2. 1B-4367 [2] BOLT (5/8-11X3-IN)  
  4D-3704 [2] WASHER-HARD (17X30X5-MM THK)  
3. 9L-0902 B [2] SHIM (.105IN THK)  
  9L-0901 B [12] SHIM (.005IN THK)  
4. 9L-0865 [1] BUSHING-TRUNNION  
5. 9L-0878 [1] SUPPORT-TRUNNION  
  B   USE AS REQUIRED
 

Information:

Truck Engine News
Inspection Marks On Bearings
1982/05/19
Engine Slobbering; New Piston And Rings Used
1982/10/27
Use 6V6147 Polishing Wheel To Clean Piston Pins
1982/12/08
New Piston Ring Group Used
1983/06/29
Reuse Of Engine Bearings
1983/12/21
Remanufactured Connecting Rod Assemblies
1984/02/15
Increase Piston Reuse With Keystone Piston Ring Gage Group
1986/07/01
Check Connecting Rods After Engine Failures Involving Hydraulic Lock
1986/11/01
New Oil Control Piston Ring Used In 3306, 3306B Truck Engines
1990/04/01
Cylinder Pack Puller Groups Improved
1992/12/01
Verification of Connecting Rod Eye Bushing Retention When Overhauling Engines{1218}
1994/11/01
New Guidelines for Inspecting Pistons {1214}
2006/01/01
New Connecting Rod and Main Bearings {1203, 1218, 1230}
2006/06/01
Engine News
New Piston Groups Have The Piston Pin Bore Off-Center, Away From The Thrust Side Of The Piston
1980/02/27
In The Future, Oversize And Undersize Connecting Rod And Main Bearings Will Have Size Identification Marks In Metric Units
1980/07/09
Carbon Cutting On Thrust Side Of Piston Top Land Is Normal Condition For Pistons With Offset (Not In Center) Pin Bores
1980/08/13
Special Instruction
Using Caterpillar Cylinder Pack Pulling Tools{1239}
Using Caterpillar Cylinder Pack Pulling Tools{1239}
Piston Cleaning Procedure{1214}
Piston Cleaning Procedure{1214}
Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}
Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}
Using The 5P2050 Connecting Rod Checking Fixture{0767, 1218}
Using The 5P2050 Connecting Rod Checking Fixture{0767, 1218}
Piston Ring Gap Alignment Influence on High Blowby and Oil Consumption on All Engines {1000, 1215}
Piston Ring Gap Alignment Influence on High Blowby and Oil Consumption on All Engines {1000, 1215}
Technical Information Bulletin
Connecting Rod Bearings
Connecting Rod Bearings
Piston Ring Gap Alignment Influence on High Blowby and Oil Consumption on All Engines {1000, 1215}
Piston Ring Gap Alignment Influence on High Blowby and Oil Consumption on All Engines {1000, 1215}
Connecting Rods on Certain 3304 and 3306 Gas and Diesel Engines Have Failed{1225}
Connecting Rods on Certain 3304 and 3306 Gas and Diesel Engines Have Failed{1225}
Specifications
Pistons And Rings<BR> (With Keystone Piston Ring Groove)
3306 DIESEL TRUCK ENGINE
Pistons And Rings
3306 DIESEL TRUCK ENGINE
Connecting Rod
3306 DIESEL TRUCK ENGINE
Bearing Surface (Journal) For Connecting Rods
3306 DIESEL TRUCK ENGINE
Main Bearings And Connecting Rod Bearings
3306 DIESEL TRUCK ENGINE
Piston Rings
1673 DIESEL TRUCK ENGINE
Connecting Rod
1673 DIESEL TRUCK ENGINE
Tool Operating Manual
NEHS1227: 477-3197 C27 Piston Ring Gauge Group {0374, 0599, 0700, 0701, 1214, 1215}
NEHS1227: 477-3197 C27 Piston Ring Gauge Group {0374, 0599, 0700, 0701, 1214, 1215}
Reuse And Salvage Guidelines
Reuse and Salvage for Connecting Rods {1218}
Reuse and Salvage for Connecting Rods {1218}
Inspection Procedures and Specifications for Pistons and Piston Pins {1214, 1214}
Inspection Procedures and Specifications for Pistons and Piston Pins {1214, 1214}
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}
Disassembly and Assembly
Connecting Rod Bearings
3306 DIESEL TRUCK ENGINE
Pistons
3306 DIESEL TRUCK ENGINE
Connecting Rod Bearings
1673 DIESEL TRUCK ENGINE
Pistons
1673 DIESEL TRUCK ENGINE
Service Magazine
New Piston Groups Have The Piston Pin Bore Off-Center, Away From The Thrust Side Of The Piston{1214}
1980/01/21
6V2050 Tapered Rod Tool Group Available For Removal And Installation Of Bearings{1219,1218,1214}
1980/06/09
Carbon Cutting On Thrust Side Of Piston Top Land Is Normal Condition For Pistons With Offset (Not In Center) Pin Bores{1213,1214}
1980/08/11
Piston And Connecting Rod Assembly Storage Cabinet{0600}
1982/01/18
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
New Bearing Standard: Quantity Of One Part Number Now Has Both Halves Of The Bearing{7551}
1982/08/09
Engine Slobbering; New Piston And Rings Used{1214,1215,1000,1225,1104,1052}
1982/10/11
Use 6V6147 Polishing Wheel To Clean Piston Pins{0675,1214}
1982/11/08
Use the 6V6167 Contact Point to Measure Wear Steps on Piston Pins{0653}
1982/11/22
Reuse Of Engine Bearings{1230}
1983/05/16
New Piston Ring Group Used{1215}
1983/05/30
Reuse Of Engine Bearings{1230,1219,1203}
1983/11/21
Remanufactured Connecting Rod Assemblies{1218}
1984/01/23
New Connecting Rod And Main Bearings Used{1230,1219,1203}
1984/03/26
Installing New Copper Bonded Bearings Can Extend Engine Life{1230,1203,1219}
1985/04/29
Two, New Top Dead Center Magnetic Transducers Available{0651,0653,1214,1250}
1985/10/07
Two Different Piston Oil Ring Designs Used{1215}
1985/11/11
Determining The Cause Of Glow Plug Tip Failures{1053,1105,1412}
1986/06/02
Increase Piston Reuse With Keystone Piston Ring Gauge Group{1214,1215}
1986/06/16
Bearing Failures On Engines Due To Lack Of Lubrication{1230,1219,1203,1202}
1986/09/08
Check Connecting Rods After Engine Failures Involving Hydraulic Lock{1218,1225}
1986/10/20
Use Only Paint To Mark Connecting Rod Caps For Torque-Turn Method {1218,1219}
1987/06/01
Testing Connecting Rod Eye Bushings When Overhauling Engines{1218}
1987/07/06
Locating Bushings For The 5P3550 Rod Boring Machine Will Now Hold Tapered Piston Pin Bushings {0626}
1978/04/17
Use 6V100 Tool Arrangement To Remove And Install Piston Pin Bearings For Both Tapered And Standard Connecting Rods{0620,1218}
1978/04/24
Sleeve-Type Ring Compressors Can Be Used For Installation Of Pistons From The Bottom Of The Engine{0622}
1978/08/21
Improved Piston Pins Are Made Of Different Material For Better Hardness Characteristics When Heat Treated{1214}
1978/08/21
5P3519 Piston Ring Gauge Has Improved Design For Better Accuracy And Easier Use; Corrected Information For Use On Pistons That Have Two Ring Grooves{0653,1214}
1979/05/14
Why Engines Are Damaged By Fuel Sulfur{1104,1216,1280,1318,1215}
1979/08/27
New Connecting Rod Is Tapered In Piston Pin Area{1218}
1979/10/22
Fuel Sulfur-Your Diesel's Silent Enemy{0375,1280}
1979/12/17
New Oil Control Piston Ring Used In 3300 Family Of Engines {1213,1214,1215}
1990/03/26
Cylinder Pack Puller Groups Improved {0705,1239}
1993/01/18
Verification of Connecting Rod Eye Bushing Retention When Overhauling Engines{1218}
1994/10/31
Piston Ring Groove Gauges To Quickly And Accurately Determine Reusability Of Pistons{1214,0763}
1997/01/13

Caterpillar Parts SIS Catalog 1673C :

PANEL GP-SOUND SUPPRESSION
1W-4814 PANEL GP-SOUND SUPPRESSION
PANEL GP-SOUND SUPPRESSION
1W-4814 PANEL GP-SOUND SUPPRESSION
PAN GP-OIL
9N-2916 PAN GP-OIL
PAN GP-OIL
9N-2916 PAN GP-OIL
PAN GP-OIL
9L-5797 PAN GP-OIL
PAN GP-OIL
9L-5797 PAN GP-OIL
PAN GP-OIL
2W-4117 PAN GP-OIL
MOUNTING GP-FAN DRIVE
9N-3468 MOUNTING GP-FAN DRIVE
PISTON & ROD GP
2P-6272 PISTON & ROD GP
PISTON & ROD GP
2W-1176 PISTON & ROD GP
PISTON & ROD GP
9N-1291 PISTON & ROD GP
PISTON & ROD GP
9N-1291 PISTON & ROD GP
PULLEY GP-CRANKSHAFT
9N-2346 PULLEY GP-CRANKSHAFT
PULLEY GP-FAN DRIVE
8N-2111 PULLEY GP-FAN DRIVE
PULLEY GP-FAN DRIVE
8N-2252 PULLEY GP-FAN DRIVE
SEAL GP-CRANKSHAFT
2P-6224 SEAL GP-CRANKSHAFT

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