C7 Industrial Engines Disassembly and Assembly – Inlet and Exhaust Valves – Remove and Install

Removal Procedure

Table 1
Required Tools
Tool Part Number Part Description Qty
A 5S-1330 Valve Spring Compressor 1

Start By:

  1. Remove the cylinder head. Refer to Disassembly and Assembly, “Cylinder Head – Remove”.

 

 


NOTICE
Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.


 

  1. Use Tooling (A) to compress valve spring (3) . Remove retainer locks (5) .

 

  1. Remove Tooling (A) . Remove spring retainer (4) and valve spring (3) .

 

  1. Remove valve seal (1) and valve (2) .

 

  1. Repeat Steps 1 through 3 in order to remove the remaining inlet valves and exhaust valves.

Installation Procedure

Table 2
Required Tools
Tool Part Number Part Description Qty
A 5S-1330 Valve Spring Compressor 1

 

 


NOTICE
Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.


 

  1. Lubricate valve (2) with clean engine oil. Install valve (2) in the cylinder head assembly. Install new valve seal (1) onto the valve guide.

 

  1. Place the following items on the valve stem: valve spring (3) and spring retainer (4) .

Note: A small amount of grease can be used to hold retainer locks (5) in position during installation.

 

  1. Use Tooling (A) to compress valve spring (3) . Install retainer locks (5) .

 

  1. Repeat Steps 1 through 3 in order to install the remaining inlet valves and exhaust valves.

End By: Install the cylinder head. Refer to Disassembly and Assembly, “Cylinder Head – Install”.

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