374-6301 PISTON & ROD GP S/N E7A1-UP PART OF 502-0264, 555-5560 ENGINE AR-PRIMARY 320 EXCAVATOR



BASIC ENGINE
PISTON & ROD GP
CYLINDER BLOCK GP
PAN GP-OIL
PULLEY GP
VALVE MECHANISM GP
LUBRICATION SYSTEM
FILLER GP-ENGINE OIL

EXCAVATOR 320 EXCAVATOR YBP
 320 Excavator YBP00001-UP (MACHINE) POWERED BY C7.1 Engine M0092767 320 YBP   (2018)

BASIC ENGINE

PISTON & ROD GP
CONNECTING ROD GP
331-0290 CONNECTING ROD GP
JET GP-PISTON COOLING
371-2478 JET GP-PISTON COOLING
PISTON & ROD GP
369-7304 PISTON & ROD GP
PISTON & ROD GP
374-6301 PISTON & ROD GP
PISTON & ROD GP
486-3208 PISTON & ROD GP
PISTON GP
504-2903 PISTON GP
 

#M00927670050
 

374-6301: PISTON & ROD GP

374-6301 PISTON & ROD GP
S/N E7A1-UP
PART OF 502-0264, 555-5560 ENGINE AR-PRIMARY
i07380644 M0092767
3746301 PISTON & ROD GP Parts scheme
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Parts for your 320 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 331-0290 [6] CONNECTING ROD GP  
    (EACH INCLUDES)
1A. 276-7478 [1] BUSHING  
1B. 323-9312 M [2] BOLT (M10X1X50-MM)  
2. 450-5996 J [6] PISTON GP  
  391-3732 AB PISTON GP (0.5-MM OS)  
  391-3735 AB PISTON GP (1-MM OS)  
3. 317-5482 P [6] BEARING  
4. P [6] BEARING (LOWER)  
5. 124-3536 J [12] RING-RETAINING  
   
    AVAILABLE REPAIR KIT(S):
  276-7476 BC [1] KIT-PISTON RING (STANDARD)  
    (INCLUDES RINGS)
  380-2065 AB KIT-PISTON RING (0.5-MM OS)  
    (INCLUDES RINGS)
  466-4849 AB KIT-PISTON RING (1-MM OS)  
    (INCLUDES RINGS)
  436-7781 P [1] KIT-BEARING (CONNECTING ROD)(STANDARD)  
    (INCLUDES BEARINGS)
  480-4489 AB KIT-BEARING (0.254-MM US)  
    (INCLUDES BEARINGS)
  480-4490 AB KIT-BEARING (0.51-MM US)  
    (INCLUDES BEARINGS)
  480-4491 AB KIT-BEARING (0.762-MM US)  
    (INCLUDES BEARINGS)
  444-2190 J [1] KIT-PISTON  
    (INCLUDES PIN, PISTON RINGS, RETAINING RINGS & PISTON)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
  P   KIT MARKED P SERVICES PART(S) MARKED P
 

#M00927670051
 

486-3208: PISTON & ROD GP

486-3208 PISTON & ROD GP
S/N 4501-UP
PART OF 530-2686, 555-7255 ENGINE AR-PRIMARY
i07380640 M0092767
4863208 PISTON & ROD GP Parts scheme
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Parts for your 320 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 124-3536 L [12] RING-RETAINING  
2. 317-5482 J [6] BEARING  
3. 331-0290 [6] CONNECTING ROD GP  
    (EACH INCLUDES)
3A. 276-7478 [1] BUSHING  
3B. 323-9312 M [2] BOLT (M10X1X50-MM)  
4. 473-1373 L [6] PISTON GP  
  391-3732 AB PISTON GP (0.5-MM OS)  
  391-3735 AB PISTON GP (1-MM OS)  
5. CT [6] BEARING  
   
    PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY
   
    AVAILABLE REPAIR KIT(S):
  360-1564 J [1] KIT-BEARING (CONNECTING ROD)  
    (INCLUDES BEARINGS)
  458-7918 AB KIT-BEARING (0.25-MM US)  
    (INCLUDES BEARINGS)
  458-7939 AB KIT-BEARING (0.50-MM US)  
    (INCLUDES BEARINGS)
  458-7940 AB KIT-BEARING (0.75-MM US)  
    (INCLUDES BEARINGS)
  436-7781 T [1] KIT-BEARING (CONNECTING ROD)  
    (INCLUDES BEARINGS)
  480-4489 AB KIT-BEARING (0.254-MM US)  
    (INCLUDES BEARINGS)
  480-4490 AB KIT-BEARING (0.51-MM US)  
    (INCLUDES BEARINGS)
  480-4491 AB KIT-BEARING (0.762-MM US)  
    (INCLUDES BEARINGS)
  443-9543 L [1] KIT-RING (STANDARD)  
    (INCLUDES PISTON RINGS)
  380-2065 AB KIT-PISTON RING (0.5-MM OS)  
    (INCLUDES PISTON RINGS)
  466-4849 AB KIT-PISTON RING (1-MM OS)  
    (INCLUDES PISTON RINGS)
  444-2190 L [1] KIT-PISTON  
    (INCLUDES PISTON RINGS, RETAINING RINGS, PISTON & PIN)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  J   KIT MARKED J SERVICES PART(S) MARKED J
  L   KIT MARKED L SERVICES PART(S) MARKED L
  M   METRIC PART
  T   KIT MARKED T SERVICES PART(S) MARKED T
 

#M00927670052
 

504-2903: PISTON GP

504-2903 PISTON GP
S/N E7A1-UP
PART OF 369-7304 PISTON & ROD GP
i07382070 M0092767
5042903 PISTON GP Parts scheme
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Parts for your 320 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. PQT [1] PIN  
2. P [1] PISTON  
3. JP [1] RING-PISTON  
4. JP [1] RING-PISTON  
5. JP [1] RING-OIL  
   
    AVAILABLE REPAIR KIT(S):
  276-7476 J [1] KIT-PISTON RING (STANDARD)  
    (INCLUDES RINGS)
  380-2065 AB KIT-PISTON RING (0.5-MM OS)  
    (INCLUDES RINGS)
  466-4849 AB KIT-PISTON RING (1-MM OS)  
    (INCLUDES RINGS)
  443-9475 P [1] KIT-PISTON (STANDARD)  
    (INCLUDES PIN, PISTON RINGS, RETAINING RINGS & PISTON)
  443-9898 ABQ KIT-PISTON (0.5-MM OS)  
    (INCLUDES PIN, PISTON RINGS, RETAINING RINGS & PISTON)
  443-9919 ABT KIT-PISTON (1-MM OS)  
    (INCLUDES PIN, PISTON RINGS, RETAINING RINGS & PISTON)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  J   KIT MARKED J SERVICES PART(S) MARKED J
  P   KIT MARKED P SERVICES PART(S) MARKED P
  Q   KIT MARKED Q SERVICES PART(S) MARKED Q
  T   KIT MARKED T SERVICES PART(S) MARKED T
 

#M00927670053
 

374-9295: PLUG GP-CYLINDER BLOCK

374-9295 PLUG GP-CYLINDER BLOCK
S/N 4501-UP; E7A1-UP
PART OF 502-0264, 530-2686, 555-5560, 555-7255 ENGINE AR-PRIMARY
i07380657 M0092767
3749295 PLUG GP-CYLINDER BLOCK Parts scheme
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Parts for your 320 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 277-4223 [1] PLUG  
 

#M00927670054
 

458-9768: PLUG GP-OIL PAN

458-9768 PLUG GP-OIL PAN
S/N 4501-UP; E7A1-UP
PART OF 502-0264, 530-2686, 555-5560, 555-7255 ENGINE AR-PRIMARY
i07380662 M0092767
4589768 PLUG GP-OIL PAN Parts scheme
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Parts for your 320 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 354-8322 [2] PLUG  
 

#M00927670055
 

371-2554: PULLEY GP-CRANKSHAFT

371-2554 PULLEY GP-CRANKSHAFT
S/N 4501-UP; E7A1-UP
PART OF 502-0264, 530-2686, 555-5560, 555-7255 ENGINE AR-PRIMARY
i07380664 M0092767
3712554 PULLEY GP-CRANKSHAFT Parts scheme
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Parts for your 320 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 274-1931 [1] PULLEY (8-GROOVE)  
2. 342-6502 [1] ADAPTER  
3. 342-6510 M [3] BOLT-TORX (M14X1.5X70-MM)  
4. 351-1724 [1] DAMPER  
  M   METRIC PART
 

#M00927670056
 

280-1911: ROCKER ARM GP

280-1911 ROCKER ARM GP
S/N 4501-UP; E7A1-UP
PART OF 371-2480 ROCKER ARM GP
i07380690 M0092767
2801911 ROCKER ARM GP Parts scheme
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Parts for your 320 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 276-9201 [1] CLIP  
2. 276-9206 [5] SPRING-SHAFT  
3. 276-9207 [1] SPRING-SHAFT  
4. 277-5307 [1] SHAFT AS-ROCKER ARM  
4A. 276-9200 [1] PLUG-SHAFT END  
5. 278-5111 [6] ROCKER ARM AS  
    (EACH INCLUDES)
5A. 276-9230 [1] NUT  
5B. 278-5113 [1] SCREW-ADJUSTING (TORX)  
6. 278-5112 [6] ROCKER ARM AS  
    (EACH INCLUDES)
6A. 276-9230 [1] NUT  
6B. 278-5113 [1] SCREW-ADJUSTING (TORX)  
7. 280-1912 [6] BRACKET  
8. 280-1913 [6] RETAINER  
9. 280-1914 [12] BOLT (M8X1.25X55-MM)  
 

#M00927670057
 

371-2480: ROCKER ARM GP

371-2480 ROCKER ARM GP
S/N 4501-UP; E7A1-UP
PART OF 502-0264, 530-2686, 555-5560, 555-7255 ENGINE AR-PRIMARY
i07380688 M0092767
3712480 ROCKER ARM GP Parts scheme
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Parts for your 320 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 436-0521 [24] SPRING-VALVE  
2. 346-4709 [12] BRIDGE GP-VALVE  
3. 276-8123 [48] COTTER-CAP  
4. 276-8133 [24] CAP-VALVE  
5. 280-1911 Y [1] ROCKER ARM GP  
6. 299-5511 [24] SEAL-VALVE STEM  
7. 309-6678 [12] VALVE-INLET  
8. 339-9637 [12] VALVE-EXHAUST  
  Y   SEPARATE ILLUSTRATION
 

#M00927670058
 

452-6585: ROCKER ARM GP

452-6585 ROCKER ARM GP
S/N E7A1-UP
PART OF 452-6584 CYLINDER HEAD GP
i07382090 M0092767
4526585 ROCKER ARM GP Parts scheme
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Parts for your 320 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 436-0521 [24] SPRING-VALVE  
2. 276-8133 [24] CAP-VALVE  
3. 276-8123 [48] COTTER-CAP  
4. 299-5511 [24] SEAL-VALVE STEM  
5. 309-6678 [12] VALVE-INLET  
6. 339-9637 [12] VALVE-EXHAUST  
 

#M00927670059
 

503-8040: FILLER GP-ENGINE OIL

503-8040 FILLER GP-ENGINE OIL
S/N 4501-UP; E7A1-UP
PART OF 502-0264, 530-2686, 555-5560, 555-7255 ENGINE AR-PRIMARY
i07380519 M0092767
5038040 FILLER GP-ENGINE OIL Parts scheme
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Parts for your 320 EXCAVATOR:

Pos. Part No Qty Parts name Comments
1. 225-6522 [1] PLUG-CUP  
2. 225-6524 [1] PLUG-CUP  
3. 234-6171 [1] SEAL-O-RING  
4. 562-7686 [1] FILLER-OIL  
5. 6I-0260 M [2] BOLT (M8X1.25X25-MM)  
  M   METRIC PART
 

Information:

Special Instruction
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
Disassembly and Assembly
Bearing Clearance - Check
C7.1 Engines
Connecting Rod Bearings - Install - Connecting rods in position
C7.1 Engines
Connecting Rod Bearings - Remove - Connecting rods in position
C7.1 Engines
Piston Cooling Jets - Remove and Install
C7.1 Engines
Pistons and Connecting Rods - Assemble
C7.1 Engines
Pistons and Connecting Rods - Disassemble
C7.1 Engines
Pistons and Connecting Rods - Install
C7.1 Engines
Pistons and Connecting Rods - Remove
C7.1 Engines

Caterpillar Parts SIS Catalog 320 :

PISTON & ROD GP
369-7304 PISTON & ROD GP
PAN GP-OIL
378-0594 PAN GP-OIL
MOUNTING GP-STARTING MOTOR
488-6692 MOUNTING GP-STARTING MOTOR
MOUNTING GP-ENGINE
515-2711 MOUNTING GP-ENGINE
MOUNTING GP-ENGINE
490-4835 MOUNTING GP-ENGINE
MOUNTING GP-ALTERNATOR
371-2558 MOUNTING GP-ALTERNATOR
LIFTING GP-ENGINE
371-2740 LIFTING GP-ENGINE
JET GP-PISTON COOLING
371-2478 JET GP-PISTON COOLING
PISTON & ROD GP
486-3208 PISTON & ROD GP
PISTON GP
504-2903 PISTON GP
PLUG GP-CYLINDER BLOCK
374-9295 PLUG GP-CYLINDER BLOCK
PLUG GP-OIL PAN
458-9768 PLUG GP-OIL PAN
PULLEY GP-CRANKSHAFT
371-2554 PULLEY GP-CRANKSHAFT
ROCKER ARM GP
280-1911 ROCKER ARM GP
ROCKER ARM GP
371-2480 ROCKER ARM GP
ROCKER ARM GP
452-6585 ROCKER ARM GP

Truck sale:

CAT 3204
USD $6,500 
CAT 3204

JJ Rebuilders
Medley, Florida