3500B High Displacement Caterpillar


Cylinder Block

Usage:

3516B LY3


Illustration 1g03318105
Front view

Table 1
Specification for 383-7226 Cylinder Block Gp 
Item  Qty  Part  Specification Description 
The top face of the cylinder block, bottom surface of spacer plate (1) and both sides of plate gasket (2) must be free of fuel, oil, water, gasket adhesives, assembly compounds and any other contaminants during assembly.  
32  8T-0099 Dowel  Extension of the dowel from the top face of the cylinder block is 21.0 ± 0.5 mm (0.83 ± 0.02 inch)
16  362-9677 Spacer Plate  Thickness is 12.333 mm (0.4856 inch)
4W-4813 Plug  Torque to 100 ± 15 N·m (74 ± 11 lb ft)
18  101-1198 Camshaft Bearing  The lower oil hole of the camshaft bearing should be at an angle (D) 20 ± 5 degrees below the horizontal centerline of the bore. 
Bore in the cylinder block for the camshaft bearings is 98.000 ± 0.020 mm (3.8583 ± 0.0008 inch)
16  197-7008 Dowel  Extension of the dowel from the top face of the cylinder block is 21.0 ± 0.5 mm (0.83 ± 0.02 inch)
6V-3348 O-Ring Seal  Lubricate the bore lightly with the lubricant that is being sealed. 
223-1696 Crankshaft Bearing Cap  Install crankshaft bearing caps with the part number and FRONT toward the front of the block. Each cap has a number. Each cap must be installed in the same position as the correct number on the side of the cylinder block pan rail.  
Width of main bearing is 340.030 ± 0.015 mm (13.3870 ± 0.0006 inch).
Width of cylinder block for main bearing cap is 339.985 ± 0.015 mm (13.3852 ± 0.0006 inch).
New dimension from centerline of crankshaft bearing bore to the top of the block is 586.00 mm (23.071 inch)
New dimension from centerline of crankshaft bearing bore to bottom of block (pan rails) is 230.00 mm (9.055 inch)
Bore in the block for the main bearings is 169.742 ± 0.020 mm (6.6827 ± 0.0008 inch)
36  7X-7925 Bolt  Use the following procedure in order to tighten the crankshaft bearing cap bolts.
1. Lubricate the threads with clean engine oil before assembly.
2. Tighten the bolts by hand.
2. Tighten the bolts in the numerical sequence as shown in Illustration 1 to 190 ± 14 N·m (140 ± 10 lb ft).
3. Again tighten each bolt in the numerical sequence as shown in Illustration 1 to an additional angle of 180 ± 5 degrees. 


Illustration 2g03318104
Right side view

Table 2
Item  Qty  Part  Specification Description 
7N-2047 Dowel  Extension of the dowel from the front face of the cylinder block is 6.0 ± 0.5 mm (0.24 ± 0.02 inch)
5F-9657 O-Ring Seal  Lubricate the bore lightly with the lubricant that is being sealed. 
214-7568 O-Ring Seal  Lubricate the bore lightly with the lubricant that is being sealed. 
4N-0683 Dowel  Extension of dowels from the rear face of the cylinder block is 19.0 ± 0.5 mm (0.75 ± 0.02 inch)
7N-2044 Dowel  Extension of dowels from the front face of the cylinder block is 40.0 ± 0.5 mm (1.58 ± 0.02 inch)
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