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CYLINDER HEAD AND VALVE MECHANISM (4L7573 N/S)--Side View--Part 1 of 2 Serial No. 63B3231-Up See Page 30 for Gasket Kits. Refer also to Pages 81 through 86 for special parts D320A


BASIC ENGINE
CYLINDER HEAD GP
CYLINDER BLOCK GP
CRANKSHAFT GP

INDUSTRIAL ENGINE D320A INDUSTRIAL ENGINE 63B
 D320 ENGINE 63B01802-UP UE070071 D320A 63B   (1962)

BASIC ENGINE

CYLINDER HEAD GP
CYLINDER HEAD AND VALVE MECHANISM
CYLINDER HEAD AND VALVE MECHANISM
CYLINDER HEAD AND VALVE MECHANISM
CYLINDER HEAD AND VALVE MECHANISM
CYLINDER HEAD AND VALVE MECHANISM
4L-7573 CYLINDER HEAD AND VALVE MECHANISM
CYLINDER HEAD AND VALVE MECHANISM
4L-7573 CYLINDER HEAD AND VALVE MECHANISM
CYLINDER HEAD AND VALVE MECHANISM GROUP
4M-8188 CYLINDER HEAD AND VALVE MECHANISM GROUP
 

#UE0700710020
 

4L-7573: CYLINDER HEAD AND VALVE MECHANISM

CYLINDER HEAD AND VALVE MECHANISM (4L7573 N/S)--Side View--Part 1 of 2
Serial No. 63B3231-Up
See Page 30 for Gasket Kits. Refer also to Pages 81 through 86 for special parts
c141852 UE070071
4L7573 CYLINDER HEAD AND VALVE MECHANISM Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  8H-8588 [1] BRACKET ASSEM.  
  7B-5416 [1] DOWEL  
    (PART OF BRACKET ASSEM. 8H8588)
  2S-0320 [5] FEET-SEAL  
  3H-4970 [1] SEAL  
  7M-9803 [1] SHAFT  
  8M-4390 [1] SEAL  
  4M-0142 [1] SEAL  
  4L-8731 [1] TUBE ASSEM.  
  5M-6214 [1] PLUG (PIPE)  
  0L-1521 [1] PLUG (CUP)  
  5H-7071 [12] DIRECTOR  
    (PARTS OF HEAD ASSEM. 5M8153)
  8M-1047 [3] STUD  
    (PART OF COVER ASSEM. 2S1791)
  7B-0305 [4] SEAL  
  0L-2070 [4] BOLT  
  9M-6527 [4] WASHER  
  7M-7071 [1] STOP  
  7B-0471 [1] PIN (SPRING)  
  9H-4621 [1] PLUNGER  
  9S-1347 C [1] SPRING  
  1S-2528 [2] BRACKET  
  9H-5897 [4] GASKET (.104 THICK)  
  5S-1105 C [4] SEAL  
  3J-5389 C [1] PLUG (PIPE)  
  0L-2288 [4] PLUG (CORE)  
  3B-0645 [3] PLUG (CORE)  
    (PART OF HEAD ASSEM 5M8153)
  5M-8153 R [1] CYLINDER HEAD SERVICE ASSEM.  
  4B-4910 [3] SPRING  
  9H-1110 [8] WASHER  
  2S-7431 [4] BOLT  
  3H-7654 [4] WASHER  
  4S-9632 [1] BRACKET ASSEM.  
  3F-6795 [1] PIN  
    (PART OF BRACKET ASSEM. 4S9632)
  2M-8591 [4] CHAMBER ASSEM.  
  2S-7433 [11] BOLT  
  3H-7654 [11] WASHER  
  9H-1112 [2] SPRING  
  9H-1113 [1] RING  
  2S-1791 [1] COVER ASSEM.  
  2S-7432 [3] BOLT  
  3H-7654 [3] WASHER  
  4F-4585 [1] PLUG  
    (PART OF HEAD ASSEM. 5M8153)
  2M-1538 [8] STUD  
  2M-0890 [1] GASKET  
  4B-3140 [1] COVER  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  7M-2262 [1] TUBE  
  2M-1235 [1] WASHER  
  5M-7590 [1] PACKING  
  2S-7430 [4] INSERT (EXHAUST)  
  2S-8072 [4] INSERT (INLET)  
    (STANDARD)
  4S-8916 [4] INSERT (INLET)  
    (.005" OVERSIZE)
  4S-8917 [4] INSERT (INLET)  
    (.010" OVERSIZE)
  5S-4507 C [8] BUSHING  
  3B-0622 [1] PLUG (CORE)  
    (PARTS OF HEAD ASSEM. 5M8153)
  2M-7727 [4] VALVE (EXHAUST)  
  9H-4811 [4] VALVE (INTAKE)  
  5M-2636 [8] LIFTER  
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
 

#UE0700710021
 

4L-7573: CYLINDER HEAD AND VALVE MECHANISM

CYLINDER HEAD AND VALVE MECHANISM (4L7573 N/S)--End View--Part 2 of 2
Serial No. 63B3231-Up
c141853 UE070071
4L7573 CYLINDER HEAD AND VALVE MECHANISM Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5L-4544 [2] EYE  
  8H-8784 [1] SHAFT ASSEM.  
  4B-9880 [2] BALL  
    (PART OF SHAFT ASSEM. 8H8784)
  4F-0443 [8] BEARING  
    (1 IN EACH ARM ASSEM. 9H1085 AND 4M4266)
  9H-1085 [4] ARM ASSEM.  
  4M-4266 [4] ARM ASSEM.  
  2M-1778 [8] RETAINER  
  2A-4429 [16] LOCK  
  2M-7876 [8] SEAL  
  8H-9488 [8] SPRING  
  3S-0461 C [8] ROTATOR  
  7H-4223 [1] GASKET  
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-5166 [1] COVER  
  6B-6225 [13] SEAL  
  6B-6224 [13] FERRULE  
  8M-7684 [1] GASKET  
  8M-7754 C [1] SEAL  
  7B-2420 [1] FERRULE  
  1D-4717 [3] NUT  
  3B-4506 [3] LOCKWASHER  
  5M-9729 [1] COVER  
  5M-7539 [1] GASKET  
  4L-8640 [1] ELBOW  
  1A-2935 [8] SCREW  
  5M-6214 [1] PLUG  
  1B-4203 [8] NUT  
  5M-6213 [1] PLUG  
  7F-1866 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
  4L-2112 [1] ELBOW  
  5M-6214 [1] PLUG  
  0S-1588 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  9H-1145 [1] GASKET  
  3J-5390 C [1] PLUG  
  3L-1850 C [3] PLUG  
  4H-1991 [1] REGULATOR  
  2B-5803 [1] PLUG  
  2B-5721 [1] GASKET  
  0S-1588 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
  5M-6214 [1] PLUG  
  4M-0146 [1] GASKET  
  8M-7754 [1] SEAL  
  7B-2420 [1] FERRULE  
  8M-9396 [8] ROD  
  C   INDICATES CHANGE
 

#UE0700710022
 

CYLINDER BLOCK AND COVERS

CYLINDER BLOCK AND COVERS--SIDE VIEW--Part 1 of 2
SERIAL NO. 63B1802 TO 63B2089 INCLUSIVE. 5M2801 CYLINDER BLOCK ASSEMBLY PARTS ARE SHOWN ON PAGE 28
SEE PAGE 30 FOR GASKET KITS. REFER ALSO TO PAGE 230 FOR SPECIAL PARTS
c91659 UE070071
None CYLINDER BLOCK AND COVERS Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1594 [5] BOLT  
  3B-4506 [5] LOCKWASHER  
  4L-8850 [1] PLATE  
  4L-8851 [1] GASKET  
  8H-7551 [1] GASKET  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1H-6666 [1] COVER  
  7B-7129 [1] GASKET  
  0S-1590 [1] BOLT  
  0L-2070 [2] BOLT  
  1D-4717 [3] NUT  
  3B-4506 [3] LOCKWASHER  
  4L-7865 [1] ELBOW  
  4L-2284 [1] GASKET  
  0S-1594 [1] BOLT (1" LONG)  
  0L-2070 [1] BOLT (2.25" LONG)  
  3B-4506 [2] LOCKWASHER  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  5M-6214 [1] PLUG  
  3B-9071 [1] FITTING  
  5M-2750 [1] COVER  
  8H-9663 [1] GASKET  
  0L-1351 [15] BOLT  
  3B-4506 [15] LOCKWASHER  
  8H-4984 [1] GASKET  
  5L-9338 [1] CLIP  
  8H-4985 [1] PLATE ASSEM.  
  8H-4983 [1] GASKET  
  4L-9188 [1] TUBE ASSEM.  
  4F-2739 [1] SLEEVE  
    (PART OF TUBE ASSEM. 4L9188)
  5M-6214 [1] PLUG  
  2A-1506 [1] NUT  
  5M-2801 Y [1] BLOCK ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  1B-5174 [1] PLUG  
  8H-9890 [1] PAN  
  8H-9659 [4] LINER  
  7B-2125 [8] SEAL  
  5M-6213 [1] PLUG  
  7H-3171 [2] PLUG  
  5L-7568 [1] HOSE ASSEM.  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2B-8460 [1] COVER  
  8H-9859 [1] GASKET  
  5L-2937 [1] POINTER  
  4L-8547 [1] HOUSING  
  7M-7840 [1] GASKET  
  5L-2908 [1] PLATE  
  0S-0509 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  5M-5725 [1] TUBE ASSEM.  
  4F-4879 [1] BOLT  
  7H-1861 [1] LOCK  
  1A-1460 [10] BOLT (2" LONG)  
  1A-5822 [2] BOLT (2.75" LONG)  
  3B-4508 [12] LOCKWASHER  
  0S-1594 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1B-5174 [1] PLUG  
  4B-4043 [4] BOLT  
  3B-4510 [4] LOCKWASHER  
  0S-1571 [5] BOLT  
  3B-4506 [5] LOCKWASHER  
  Y   SEPARATE ILLUSTRATION
 

#UE0700710023
 

CYLINDER BLOCK AND COVERS

CYLINDER BLOCK AND COVERS--END VIEW--Part 2 of 2
SERIAL NO. 63B1802 TO 63B2089 INCLUSIVE
c94861 UE070071
None CYLINDER BLOCK AND COVERS Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1590 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-8849 [1] COVER  
  0S-1594 [2] BOLT  
  0L-0638 [1] LOCK  
  0S-1594 [2] BOLT  
  1A-1410 [1] LOCK  
  0L-2070 [2] BOLT  
  1D-4717 [2] NUT  
  0L-1143 [5] BOLT  
  3B-4506 [7] LOCKWASHER  
  0S-1591 [7] BOLT  
  3B-4506 [7] LOCKWASHER  
  8H-9887 [1] COVER  
  9H-4908 [1] GASKET  
  0S-1618 [3] BOLT  
  3B-4505 [3] LOCKWASHER  
  0S-1595 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  1M-3547 [1] COVER  
  1M-3543 [1] GASKET  
  0L-2070 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  0S-1608 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  7F-6404 [1] COVER  
  6F-6740 [1] GASKET  
  1A-5964 [6] BOLT  
  3B-4506 [7] LOCKWASHER  
  3B-0551 [1] PLUG  
  1A-5183 [1] BOLT  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-7886 [1] FLANGE  
  5L-2670 [1] GASKET  
  1C-2251 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  0S-1588 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  6F-6673 [1] SEAL  
  4L-7864 [1] ELBOW  
  5B-2727 [1] GASKET  
  5L-3109 [1] GAUGE ASSEM.  
    (MARKED)
    -OR-
  5L-9771 [1] GAUGE ASSEM.  
    (UNMARKED)
  4B-4845 [1] PLUG  
  1D-4717 [1] NUT  
  5H-3204 [1] LOCK  
  0S-1594 [1] BOLT  
  0L-0364 [1] LOCK  
  0L-2070 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  0S-1594 [2] BOLT  
  3B-0088 [1] LOCK  
  0L-1352 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  0S-1619 [5] BOLT  
  3B-4506 [5] LOCKWASHER  
 

#UE0700710024
 

CYLINDER BLOCK AND COVERS

CYLINDER BLOCK AND COVERS--SIDE VIEW--Part 1 of 2
SERIAL NO. 63B2090 TO 63B3337 INCLUSIVE. 5M2801 CYLINDER BLOCK ASSEMBLY PARTS ARE SHOWN ON PAGE 28
SEE PAGE 30 FOR GASKET KITS. REFER ALSO TO PAGE 230 FOR SPECIAL PARTS
c94860 UE070071
None CYLINDER BLOCK AND COVERS Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1594 [5] BOLT  
  3B-4506 [5] LOCKWASHER  
  4L-8850 [1] PLATE  
  4L-8851 [1] GASKET  
  8H-7551 [1] GASKET  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1H-6666 [1] COVER  
  7B-7129 [1] GASKET  
  0S-1590 [1] BOLT  
  0L-2070 [2] BOLT  
  1D-4717 [3] NUT  
  3B-4506 [3] LOCKWASHER  
  4L-7865 [1] ELBOW  
  4L-2284 [1] GASKET  
  0S-1594 [1] BOLT (1" LONG)  
  0L-2070 [1] BOLT (2.25" LONG)  
  3B-4506 [2] LOCKWASHER  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  5M-6214 [1] PLUG  
  3B-9071 [1] FITTING  
  5M-2750 [1] COVER  
  8H-9663 [1] GASKET  
  0L-1351 [15] BOLT  
  3B-4506 [15] LOCKWASHER  
  8H-4984 [1] GASKET  
  5L-9338 [1] CLIP  
  8H-4985 [1] PLATE ASSEM.  
  8H-4983 [1] GASKET  
  4L-9188 [1] TUBE ASSEM.  
  4F-2739 [1] SLEEVE  
    (PART OF TUBE ASSEM. 4L9188)
  9H-6067 [1] SEAL  
  5M-6214 [1] PLUG  
  5M-2801 Y [1] BLOCK ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  1B-5174 [1] PLUG  
  2A-1506 [1] NUT  
  8H-9890 [1] PAN  
  8H-9659 [4] LINER  
  7B-2125 [8] SEAL  
  5M-6213 [1] PLUG  
  7H-3171 [2] PLUG  
  1F-1480 [1] FITTING  
  8F-8997 [1] NUT  
    (PART OF FITTING 1F1480)
  6L-1967 [1] HOSE ASSEM.  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2B-8460 [1] COVER  
  8H-9859 [1] GASKET  
  5L-2937 [1] POINTER  
  4L-8547 [1] HOUSING  
  7M-7840 [1] GASKET  
  5L-2908 [1] PLATE  
  0S-0509 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  1S-9923 [1] TUBE ASSEM.  
  4F-4879 [1] BOLT  
  7H-1861 [1] LOCK  
  2B-0947 [10] BOLT (2.25" LONG)  
  1A-5822 [2] BOLT (2.75" LONG)  
  3B-4508 [12] LOCKWASHER  
  0S-1594 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1B-5174 [1] PLUG  
  4B-4043 [4] BOLT  
  3B-4510 [4] LOCKWASHER  
  0S-1571 [5] BOLT  
  3B-4506 [5] LOCKWASHER  
  Y   SEPARATE ILLUSTRATION
 

#UE0700710025
 

CYLINDER BLOCK AND COVERS

CYLINDER BLOCK AND COVERS--END VIEW--Part 2 of 2
SERIAL NO. 63B2090 TO 63B3337 INCLUSIVE
c94861 UE070071
None CYLINDER BLOCK AND COVERS Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1590 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-8849 [1] COVER  
  0S-1594 [2] BOLT  
  0L-0638 [1] LOCK  
  0S-1594 [2] BOLT  
  1A-1410 [1] LOCK  
  0L-2070 [2] BOLT  
  1D-4717 [2] NUT  
  0L-1143 [5] BOLT  
  3B-4506 [7] LOCKWASHER  
  0S-1591 [7] BOLT  
  3B-4506 [7] LOCKWASHER  
  8H-9887 [1] COVER  
  9H-4908 [1] GASKET  
  0S-1618 [3] BOLT  
  3B-4505 [3] LOCKWASHER  
  0S-1595 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  1M-3547 [1] COVER  
  1M-3543 [1] GASKET  
  0L-2070 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  0S-1608 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  7F-6404 [1] COVER  
  6F-6740 [1] GASKET  
  1A-5964 [6] BOLT  
  3B-4506 [7] LOCKWASHER  
  3B-0551 [1] PLUG  
  1A-5183 [1] BOLT  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-7886 [1] FLANGE  
  5L-2670 [1] GASKET  
  1C-2251 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  0S-1588 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  6F-6673 [1] SEAL  
  4L-7864 [1] ELBOW  
  5B-2727 [1] GASKET  
  5L-3109 [1] GAUGE ASSEM.  
    (MARKED)
    -OR-
  5L-9771 [1] GAUGE ASSEM.  
    (UNMARKED)
  4B-4845 [1] PLUG  
  1D-4717 [1] NUT  
  5H-3204 [1] LOCK  
  0S-1594 [1] BOLT  
  0L-0364 [1] LOCK  
  0L-2070 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  0S-1594 [2] BOLT  
  3B-0088 [1] LOCK  
  0L-1352 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  0S-1619 [5] BOLT  
  3B-4506 [5] LOCKWASHER  
 

#UE0700710026
 

CYLINDER BLOCK AND COVERS

CYLINDER BLOCK AND COVERS--SIDE VIEW--Part 1 of 2
EFFECTIVE WITH SERIAL NO. 63B3338. 5M2801 CYLINDER BLOCK ASSEMBLY PARTS ARE SHOWN ON PAGE 28
SEE PAGE 30 FOR GASKET KITS. REFER ALSO TO PAGE 230 FOR SPECIAL PARTS
c96775 UE070071
None CYLINDER BLOCK AND COVERS Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1594 [5] BOLT  
  3B-4506 [5] LOCKWASHER  
  4L-8850 [1] PLATE  
  4L-8851 [1] GASKET  
  8H-7551 [1] GASKET  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1H-6666 [1] COVER  
  7B-7129 [1] GASKET  
  0S-1590 [1] BOLT  
  0L-2070 [2] BOLT  
  1D-4717 [3] NUT  
  3B-4506 [3] LOCKWASHER  
  4L-7865 [1] ELBOW  
  4L-2284 [1] GASKET  
  0S-1594 [1] BOLT (1" LONG)  
  0L-2070 [1] BOLT (2.25" LONG)  
  3B-4506 [2] LOCKWASHER  
  0L-2070 [1] BOLT (2.25" LONG)  
  3B-4506 [2] LOCKWASHER  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  5M-6214 [1] PLUG  
  3B-9071 [1] FITTING  
  5M-2750 [1] COVER  
  8H-9663 [1] GASKET  
  0L-1351 [15] BOLT  
  3B-4506 [15] LOCKWASHER  
  8H-4984 [1] GASKET  
  5L-9338 [1] CLIP  
  8H-4985 [1] PLATE ASSEM.  
  8H-4983 [1] GASKET  
  4L-9188 [1] TUBE ASSEM.  
  4F-2739 [1] SLEEVE  
    (PART OF TUBE ASSEM. 4L9188)
  9H-6067 [1] SEAL  
  5M-6214 [1] PLUG  
  5M-2801 Y [1] BLOCK ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  1B-5174 [1] PLUG  
  2A-1506 [1] NUT  
  8H-9890 [1] PAN  
  8H-9659 [4] LINER  
  7B-2125 [8] SEAL  
  5M-6213 [1] PLUG  
  7H-3171 [2] PLUG  
  7L-2930 [2] FITTING  
  4H-2497 [2] NUT  
  7L-3035 [2] SLEEVE  
    (1 EACH IN EACH FITTING 7L2930)
  7L-2925 [1] TUBE  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2B-8460 [1] COVER  
  8H-9859 [1] GASKET  
  5L-2937 [1] POINTER  
  4L-8547 [1] HOUSING  
  7M-7840 [1] GASKET  
  5L-2908 [1] PLATE  
  0S-0509 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  1S-9923 [1] TUBE ASSEM.  
  4F-4879 [1] BOLT  
  7H-1861 [1] LOCK  
  2B-0947 [10] BOLT (2.25" LONG)  
  1A-5822 [2] BOLT (2.75" LONG)  
  3B-4508 [12] LOCKWASHER  
  0S-1594 [6] BOLT  
  3B-4506 [12] LOCKWASHER  
  0S-1594 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1B-5174 [1] PLUG  
  4B-4043 [4] BOLT  
  3B-4510 [4] LOCKWASHER  
  0S-1571 [5] BOLT  
  3B-4506 [5] LOCKWASHER  
  Y   SEPARATE ILLUSTRATION
 

#UE0700710027
 

CYLINDER BLOCK AND COVERS

CYLINDER BLOCK AND COVERS--END VIEW--Part 2 of 2
EFFECTIVE WITH SERIAL NO. 63B3338
c94861 UE070071
None CYLINDER BLOCK AND COVERS Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1590 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-8849 [1] COVER  
  0S-1594 [2] BOLT  
  0L-0638 [1] LOCK  
  0S-1594 [2] BOLT  
  1A-1410 [1] LOCK  
  0L-2070 [2] BOLT  
  1D-4717 [2] NUT  
  0L-1143 [5] BOLT  
  3B-4506 [7] LOCKWASHER  
  0S-1591 [7] BOLT  
  3B-4506 [7] LOCKWASHER  
  8H-9887 [1] COVER  
  9H-4908 [1] GASKET  
  0S-1618 [3] BOLT  
  3B-4505 [3] LOCKWASHER  
  0S-1595 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  1M-3547 [1] COVER  
  1M-3543 [1] GASKET  
  0L-2070 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  0S-1608 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  7F-6404 [1] COVER  
  6F-6740 [1] GASKET  
  1A-5964 [6] BOLT  
  3B-4506 [7] LOCKWASHER  
  3B-0551 [1] PLUG  
  1A-5183 [1] BOLT  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-7886 [1] FLANGE  
  5L-2670 [1] GASKET  
  1C-2251 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  0S-1588 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  6F-6673 [1] SEAL  
  4L-7864 [1] ELBOW  
  5B-2727 [1] GASKET  
  5L-3109 [1] GAUGE ASSEM.  
    (MARKED)
    -OR-
  5L-9771 [1] GAUGE ASSEM.  
    (UNMARKED)
  4B-4845 [1] PLUG  
  1D-4717 [1] NUT  
  5H-3204 [1] LOCK  
  0S-1594 [1] BOLT  
  0L-0364 [1] LOCK  
  0L-2070 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  0S-1594 [2] BOLT  
  3B-0088 [1] LOCK  
  0L-1352 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  0S-1619 [5] BOLT  
  3B-4506 [5] LOCKWASHER  
 

#UE0700710028
 

5M-2801: CYLINDER BLOCK ASSEMBLY

5M2801 CYLINDER BLOCK ASSEMBLY
PART OF CYLINDER BLOCK AND COVERS SHOWN ON PAGES 22, 24 AND 26
c77099 UE070071
5M2801 CYLINDER BLOCK ASSEMBLY Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  [2] DOWEL  
  7H-3171 [1] PLUG  
  7H-3171 [2] PLUG  
  8H-9650 [1] FERRULE  
  4B-9782 [4] BALL  
  4B-5387 [2] PLUG  
  7B-5415 [1] DOWEL  
  2A-3798 [2] DOWEL  
  5M-9793 [1] CAP GROUP  
  1M-0283 [12] SHIM (LARGE)  
  1M-0282 [6] SHIM (SMALL)  
    (PARTS OF CAP GROUP 5M9793)
  9M-5237 [2] BEARING (CENTER)  
  9M-5236 [4] BEARING (END)  
  1A-3284 [2] DOWEL  
  7M-4046 [3] BEARING  
  0S-0750 [1] STUD  
  8H-9652 [1] SHAFT  
  8M-3023 [4] ORIFICE  
  5M-9795 [4] CAP GROUP  
  1M-0283 [8] SHIM (LARGE)  
    (2 IN EACH CAP GROUP 5M9795)
  1M-0282 [24] SHIM (SMALL)  
    (6 IN EACH CAP GROUP 5M9795)
  5M-5718 [10] STUD  
  8M-3081 [10] NUT  
  3B-4618 [10] COTTER PIN  
  4B-9782 [5] BALL  
 

#UE0700710029
 

CRANKSHAFT

CRANKSHAFT
REFER ALSO TO PAGE 166 FOR SPECIAL PARTS
c92781 UE070071
None CRANKSHAFT Parts scheme
  For full view, you need register

Parts for your D320A INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9H-1129 [1] SEAL  
  7M-9282 [4] BEARING (STANDARD)  
  9F-2247 [4] PLUG  
    (PART OF CRANKSHAFT ASSEM. 8M4801)
  7M-9283 [1] BEARING ASSEM.  
  8M-4801 [1] CRANKSHAFT ASSEM.  
  3L-9172 [1] PULLEY  
  8H-5146 [1] WASHER ASSEM.  
  8H-9536 [1] SLEEVE  
    (PART OF CRANKSHAFT ASSEM. 8M4801)
  1S-4604 [1] SEAL  
  8H-9502 [1] GEAR (40 TEETH)  
  5H-2671 [1] KEY  
    (PARTS OF CRANKSHAFT ASSEM. 8M4801)
  4F-3492 [1] DOWEL  
    (PART OF WASHER ASSEM. 8H5146)
  [1] BOLT  
  3B-4512 [1] LOCKWASHER  
 

Information:

Engine News
Use Caution During Replacement Of Damaged Nozzle Adapters Or Precombustion Chambers
1983/01/19
A New Book "Analyzing Diesel And Natural Gas Engine Valve Failures" Is Available
1985/03/01
Caterpillar Warranty Claims on Cylinder Head Valves {1105}
2005/10/03
Special Instruction
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}
Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}
Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}
Tool Operating Manual
{0374, 0599, 0629, 0632, 0700, 0701, 1100, 1101}
{0374, 0599, 0629, 0632, 0700, 0701, 1100, 1101}
Reuse And Salvage Guidelines
Engine Valve Failure Modes{1100, 1105}
Engine Valve Failure Modes{1100, 1105}
Using the 9U-5383 Vacuum Tester {0774, 0781, 1000, 1100}
Using the 9U-5383 Vacuum Tester {0774, 0781, 1000, 1100}
Applied Failure Analysis
Engine Valve Failure Modes{1100, 1105}
Engine Valve Failure Modes{1100, 1105}
Information Release Memo
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
Service Magazine
Valve Lash Adjustment Not A Warranty Item {1102,1105}
1985/01/14
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

Caterpillar Parts SIS Catalog D320A :

CYLINDER HEAD AND VALVE MECHANISM
CYLINDER HEAD AND VALVE MECHANISM
CYLINDER HEAD AND VALVE MECHANISM
CYLINDER HEAD AND VALVE MECHANISM
EXHAUST MANIFOLD
4L-7569 EXHAUST MANIFOLD
ELBOW GP-EXHAUST
5L-7660 ELBOW GP-EXHAUST
TURBOCHARGER OIL LINES AND VALVE
TURBOCHARGER OIL LINES AND VALVE
TURBOCHARGER ASSEMBLY
3S-5856 TURBOCHARGER ASSEMBLY
TURBOCHARGER ASSEMBLY
7M-9730 TURBOCHARGER ASSEMBLY
TURBOCHARGER ASSEMBLY
7S-0578 TURBOCHARGER ASSEMBLY
CYLINDER HEAD AND VALVE MECHANISM
4L-7573 CYLINDER HEAD AND VALVE MECHANISM
CYLINDER BLOCK AND COVERS
CYLINDER BLOCK AND COVERS
CYLINDER BLOCK AND COVERS
CYLINDER BLOCK AND COVERS
CYLINDER BLOCK AND COVERS
CYLINDER BLOCK AND COVERS
CYLINDER BLOCK AND COVERS
CYLINDER BLOCK AND COVERS
CYLINDER BLOCK AND COVERS
CYLINDER BLOCK AND COVERS
CYLINDER BLOCK AND COVERS
CYLINDER BLOCK AND COVERS
CYLINDER BLOCK ASSEMBLY
5M-2801 CYLINDER BLOCK ASSEMBLY

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