CYLINDER & MTG GP-BOOM 4511209 - Caterpillar

Installation Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
B     1U-6684     Piston Ring Compressor     1    
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Thoroughly clean all of the components.
Lubricate the piston and the cylinder walls with clean engine oil.Note: The piston and connecting rod are matched to a specific cylinder. Ensure that the connecting rod and pistons are installed in the correct cylinder.
Rotate the crankshaft until the connecting rod journal is at the bottom center position. Lubricate the connecting rod journal with clean engine oil.
Lubricate the upper connecting rod bearing that is installed in the connecting rod with clean engine oil.
Install Tooling (B) on the piston. Ensure that Tooling (B) is installed correctly and that the piston can easily slide from the tool.Note: The arrow that is on the top of the piston must be toward the front of the engine.Note: Use tape or rubber tubing on the connecting rod bolts to protect the crankshaft journals from damage.
Push the piston and the connecting rod assembly into the cylinder and onto the connecting rod journal.
Lubricate the lower connecting rod bearing with clean engine oil.Note: Do not mix the connecting rod caps and the connecting rods.
Illustration 1 g01033467
Note: Remove the tape or rubber tubing on the connecting rod bolts.
Install connecting rod cap (2) .Note: Ensure that the mark on the connecting rod cap matches the mark on the connecting rod. Ensure that the marks are on the same side.
Install nuts (1) and tighten to a torque of 49 to 59 N m (36 to 44 lb ft).
Rotate the crankshaft in order to ensure that there is no binding.
Repeat Steps 2 through 10 in order to install the remaining pistons and connecting rods.
Refer to Testing and Adjusting, "Piston Height - Inspect" for the correct procedure on checking the height of the piston above the cylinder block.End By:
Install the engine oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and Install".
Install the cylinder head. Refer to Disassembly and Assembly, "Cylinder Head - Install".