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HEAD 1553856 - Caterpillar


1553856 HEAD Caterpillar parts D8R, D8R II, D8T
Rating:
9
Alternative (cross code) number:
CA1553856
155-3856
1553856
Caterpillar 1553856 HEAD
Weight: 39 pounds 17 kg.
Information:
FLANGE SIZE  272.6 
INSERT DIAMETER  165.02 
INSERT LENGTH  30.6 
INSIDE DIAMETER  76.48 
PORT LOCATION  124 
QUANTITY OF HOLES 
PORT SIZE  25.5 

Buy HEAD 1553856 Caterpillar genuine, new aftermarket tractor parts with delivery
TRACK-TYPE TRACTOR,

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$97.30

04 Sep 2025
0.8179[0.37] pounds
CN: nysjqsmyxzrgs
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Number on catalog scheme: 9
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Compatible equipment models: 1553856:

TRACK-TYPE TRACTOR  D8R   D8R II   D8T   Caterpillar

Information:

Removal Procedure
Start By:
Remove the rocker shaft and pushrods. Refer to Disassembly and Assembly, "Rocker Shaft and Pushrod - Remove" for the correct procedure.
Remove the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Remove" for the correct procedure.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
The engine should be mounted on a suitable stand and placed in the inverted position.
Illustration 1 g02311154
Remove thrust washer (1) from the cylinder block. Do not remove dowel (2) from the cylinder block unless the dowel is damaged. Note: The thrust washer has one Slots (X).
Illustration 2 g03415366
Do not damage the lobes or the bearings when the camshaft is removed or installed.
Carefully remove camshaft (3) from the cylinder block.
If necessary, remove key (4) from camshaft (3). Installation Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Clean the camshaft and the thrust washer. Inspect the camshaft and the thrust washer for wear and for damage. Refer to Specifications, "Camshaft" for more information. Replace any components that are worn or damaged.
Clean the camshaft bearing in the cylinder block. Inspect the camshaft bearing for wear and for damage. Refer to Specifications, "Camshaft Bearings" for more information. If necessary, replace the camshaft bearing. Refer to Disassembly and Assembly, "Camshaft Bearing - Remove and Install" for the correct procedure.
Replace all lifters when a new camshaft is installed.
Inspect the lifters for wear and for damage. Refer to Specifications, "Lifter Group" for more information. Replace any lifters that are worn or damaged. Refer to Disassembly and Assembly, "Lifter Group - Remove and install" for the correct procedure.
Illustration 3 g03415366
If necessary, install a new key (4) into camshaft (3).
Lubricate the bearing surfaces of camshaft (3) and lubricate the lobes of the camshaft with clean engine oil.
Do not damage the lobes or the bearings when the camshaft is removed or installed.
Carefully install camshaft (3) into the cylinder block.
Illustration 4 g02311154
Lubricate the thrust washer with clean engine oil. Align Slot (X) in thrust washer (1) with dowel (2) in the cylinder block. Install thrust washer (1) into the recess in the cylinder block. Note: The thrust washer has one Slots (X).End By:
Install the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Install" for the correct procedure.
Install the rocker shaft and pushrods. Refer to Disassembly and Assembly, "Rocker shaft and Pushrod - Install" for the correct procedure.

Caterpillar parts catalog:

Caterpillar parts catalog
D8T TRACK-TYPE TRACTOR MB800001-UP (MACHINE) POWERED BY C15 Engine
D8R TRACK-TYPE TRACTOR JR800001-UP (MACHINE) POWERED BY C15 Engine
D8T TRACK-TYPE TRACTOR JJ500001-UP (MACHINE) POWERED BY C15 Engine
D8R TRACK-TYPE TRACTOR DWJ00001-UP (MACHINE) POWERED BY C15 Engine
D8T TRACK-TYPE TRACTOR AW400001-UP (MACHINE) POWERED BY C15 ENGINE
D8R Track-Type Tractor 7XM00001-UP (MACHINE) POWERED BY 3406 Engine
D8R TRACK-TYPE TRACTOR 9EM00001-UP (MACHINE) POWERED BY 3406C Engine
D8R Series II Track-Type Tractor 6YZ00001-UP (MACHINE) POWERED BY 3406E Engine
D8R TRACK-TYPE TRACTOR Differential Steering AKA00001-UP (MACHINE) POWERED BY 3406E Engine
D8T TRACK-TYPE TRACTOR KPZ00001-UP (MACHINE) POWERED BY C15 Engine
D8T TRACK-TYPE TRACTOR J8B00001-UP (MACHINE) POWERED BY C15 Engine
D8T TRACK-TYPE TRACTOR MLN00001-UP (MACHINE) POWERED BY C15 Engine
D8T TRACK-TYPE TRACTOR FCT00001-UP (MACHINE) POWERED BY C15 Engine
D8R TRACK-TYPE TRACTOR RJM00001-UP (MACHINE) POWERED BY 3406C Engine
D8R TRACK-TYPE TRACTOR T5X00001-UP (MACHINE) POWERED BY 3406C Engine
D8T TRACK-TYPE TRACTOR FMC00001-UP (MACHINE) POWERED BY C15 Engine
D8R TRACK-TYPE TRACTOR MEJ00001-UP (MACHINE) POWERED BY 3406C Engine


Parts head Caterpillar catalog:

6E0402 HEAD
D8N, D8R, D8R II, D8T
6E4247 HEAD-LH
D8N, D8R, D8R II
1206674 HEAD
CB-614, D8N, D8R
1784147 HEAD
5110B, 795F AC, 795F XQ, D8R, D8R II
1913583 HEAD
D8N, D8R, D8R II, D8T
1636474 HEAD
D8R, D8R II, D8T
1553849 HEAD
D8R, D8R II, D8T
1553849 HEAD
D8R, D8R II, D8T
1170111 HEAD
824G, 824G II, 824H
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