1373763 KIT-SEAL Caterpillar parts
320C, 320C FM
Rating:
Alternative (cross code) number:
CA1373763
137-3763
1373763
CA1373763
137-3763
1373763
Weight: 0.52 pounds 0 kg.
EXCAVATOR,
You can buy:
US$58.58
28 May 2025
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Bucket Seal Kit, Compatible with Cat E320c 320c 320cl, 1373763, Replacement Part
Generic Bucket Seal Kit, Compatible with Cat E320c 320c 320cl, 1373763, Replacement Part
Generic Bucket Seal Kit, Compatible with Cat E320c 320c 320cl, 1373763, Replacement Part
Boom Cylinder Seal Kit 137-3763 1373763 Compatible with Caterpillar E320C Excavator Engine 3066 Machinery Parts (E320c)
Generic Boom Cylinder Seal Kit 137-3763 1373763 Compatible with Caterpillar E320C Excavator Engine 3066 Machinery Parts
Generic Boom Cylinder Seal Kit 137-3763 1373763 Compatible with Caterpillar E320C Excavator Engine 3066 Machinery Parts
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Information:
Removal Procedure
Start By:
Remove the aftercooler, if necessary. Refer to Disassembly and Assembly, "Aftercooler - Remove".
Remove the auxiliary water pump, if necessary. Refer to Disassembly and Assembly, "Auxiliary Water Pump - Remove".
Remove the unit injector hydraulic pump. Refer to Disassembly and Assembly, "Unit Injector Hydraulic Pump - Remove".
Remove the rocker arms and the shaft. Refer to Disassembly and Assembly, "Rocker Arm and Shaft - Remove".
Remove the electronic control module (ECM). Refer to Disassembly and Assembly, "Electronic Control Module - Remove and Install".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.Dispose of all fluids according to local regulations and mandates.
Remove the pushrods from the engine.
Illustration 1 g01027496
Position engine speed/timing sensors (1) out of the way.
Remove the bolts and side covers (2).
Illustration 2 g01027497
Remove bolts (3) and the dowels that hold lifter arms (4) and lifter shaft (5) to each side cover. Remove gasket (6). Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 9S-3263 Thread Lock Compound 1
B 1U-8846 Gasket Sealant 1
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 3 g01027497
Install gasket (6).
Install lifter arms (4) on lifter shaft (5).
Position lifter shaft (5) and the dowels on the side cover. Ensure that the oil holes in the lifter shaft are facing the side cover. Apply Tooling (A) to the threads of bolts (3). Install bolts (3). Tighten bolts (3) to a torque of 13 3 N m (115 27 lb in). Tighten the center bolts. Then tighten the bolts on the end.
Lubricate the lifters with clean engine oil.
Apply Tooling (B) to the sealing surfaces of the side cover. The side covers must be installed on the cylinder block within 10 minutes of applying the sealant.
Illustration 4 g01027496
Illustration 5 g01519208
Position the gaskets and side covers (2) on the cylinder block. Install the bolts. Tighten the bolts in a numerical sequence. Tighten the bolts again in a numerical sequence.
Install engine speed/timing sensors (1).
Install the pushrods in the engine. End By:
Install the electronic control module (ECM). Refer to Disassembly and Assembly, "Electronic Control Module - Remove and Install".
Install the rocker arms and the shaft. Refer to Disassembly and Assembly, "Rocker Arm and Shaft - Install".
Install the unit injector hydraulic pump. Refer to Disassembly and Assembly, "Unit Injector Hydraulic Pump - Install".
Install the auxiliary water pump, if necessary. Refer to Disassembly and Assembly, "Auxiliary Water Pump - Install".
Install the aftercooler, if necessary. Refer to Disassembly and Assembly, "Aftercooler - Install".
Start By:
Remove the aftercooler, if necessary. Refer to Disassembly and Assembly, "Aftercooler - Remove".
Remove the auxiliary water pump, if necessary. Refer to Disassembly and Assembly, "Auxiliary Water Pump - Remove".
Remove the unit injector hydraulic pump. Refer to Disassembly and Assembly, "Unit Injector Hydraulic Pump - Remove".
Remove the rocker arms and the shaft. Refer to Disassembly and Assembly, "Rocker Arm and Shaft - Remove".
Remove the electronic control module (ECM). Refer to Disassembly and Assembly, "Electronic Control Module - Remove and Install".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.Dispose of all fluids according to local regulations and mandates.
Remove the pushrods from the engine.
Illustration 1 g01027496
Position engine speed/timing sensors (1) out of the way.
Remove the bolts and side covers (2).
Illustration 2 g01027497
Remove bolts (3) and the dowels that hold lifter arms (4) and lifter shaft (5) to each side cover. Remove gasket (6). Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 9S-3263 Thread Lock Compound 1
B 1U-8846 Gasket Sealant 1
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 3 g01027497
Install gasket (6).
Install lifter arms (4) on lifter shaft (5).
Position lifter shaft (5) and the dowels on the side cover. Ensure that the oil holes in the lifter shaft are facing the side cover. Apply Tooling (A) to the threads of bolts (3). Install bolts (3). Tighten bolts (3) to a torque of 13 3 N m (115 27 lb in). Tighten the center bolts. Then tighten the bolts on the end.
Lubricate the lifters with clean engine oil.
Apply Tooling (B) to the sealing surfaces of the side cover. The side covers must be installed on the cylinder block within 10 minutes of applying the sealant.
Illustration 4 g01027496
Illustration 5 g01519208
Position the gaskets and side covers (2) on the cylinder block. Install the bolts. Tighten the bolts in a numerical sequence. Tighten the bolts again in a numerical sequence.
Install engine speed/timing sensors (1).
Install the pushrods in the engine. End By:
Install the electronic control module (ECM). Refer to Disassembly and Assembly, "Electronic Control Module - Remove and Install".
Install the rocker arms and the shaft. Refer to Disassembly and Assembly, "Rocker Arm and Shaft - Install".
Install the unit injector hydraulic pump. Refer to Disassembly and Assembly, "Unit Injector Hydraulic Pump - Install".
Install the auxiliary water pump, if necessary. Refer to Disassembly and Assembly, "Auxiliary Water Pump - Install".
Install the aftercooler, if necessary. Refer to Disassembly and Assembly, "Aftercooler - Install".
Parts kit Caterpillar catalog:
320C
320C, 322C
320C
320C, 322C, 325C
320C, 322C
320C, 320C L, 321C, 322C
320C, 325C
320C, 320C FM, 320C L
320C, 322C
320C, 322C
320C FM, 325C, 328D LCR
320B FM LL, 320C FM, 325B, 375
4501783
KIT-PUMP
320C, 320D, 320D FM, 320D L, 320D LN, 320D2 L, 322C, 323D L, 323D LN, 323D SA, 324D L, 325D L, 329D, 329D L, 330C L, 330D L, 336D, 336D2, 345D L, 349D, 349D L, 365C, 365C L, 365C L MH, 385C, 385C FS, ...
320C, 320D, 320D FM, 320D L, 320D LN, 320D2 L, 322C, 323D L, 323D LN, 323D SA, 324D L, 325D L, 329D, 329D L, 330C L, 330D L, 336D, 336D2, 345D L, 349D, 349D L, 365C, 365C L, 365C L MH, 385C, 385C FS, ...
4501782
KIT-PUMP
320C, 320D, 320D FM, 320D L, 320D LN, 320D2 L, 322C, 323D L, 323D LN, 323D SA, 324D L, 325D L, 329D, 329D L, 330C L, 330D L, 336D, 336D2, 345D L, 349D, 349D L, 365C, 365C L, 365C L MH, 385C, 385C FS, ...
320C, 320D, 320D FM, 320D L, 320D LN, 320D2 L, 322C, 323D L, 323D LN, 323D SA, 324D L, 325D L, 329D, 329D L, 330C L, 330D L, 336D, 336D2, 345D L, 349D, 349D L, 365C, 365C L, 365C L MH, 385C, 385C FS, ...
4501781
KIT-PUMP
320C, 320D, 320D FM, 320D L, 320D LN, 320D2 L, 322C, 323D L, 323D LN, 323D SA, 324D L, 325D L, 329D, 329D L, 330C L, 330D L, 336D, 336D2, 345D L, 349D, 349D L
320C, 320D, 320D FM, 320D L, 320D LN, 320D2 L, 322C, 323D L, 323D LN, 323D SA, 324D L, 325D L, 329D, 329D L, 330C L, 330D L, 336D, 336D2, 345D L, 349D, 349D L
2448510
KIT-MOTOR REPAIR
320C, 320C FM
320C, 320C FM
320C
320C, 322C, 325C, 328D LCR
320C, 330C L
320B, 320C, 321C
320C, 322C
320C