C18 Marine Engines Caterpillar


Inlet and Exhaust Valve Guides - Remove and Install

Usage:

C18 DTP

Removal Procedure

Table 1
Required Tools 
Tool  Part Number  Part Description  Qty 
A(1)  9U-6895  Valve Guide Driver 
B(1)  9U-6894  Guide Collar 
(1) Part of 9U-7530 Engine Tool Group

Start By:

  1. Remove the inlet and exhaust valves.


    Illustration 1g01073841

  1. Remove valve stem seal (1) from valve guide (2).

  2. Use Tooling (A) and a hammer to remove the valve guide from the cylinder head.

Installation Procedure



Illustration 2g01073842

  1. Lubricate the bores for the valve guides with clean engine oil.

  2. Install valve guide (2) in the cylinder head with Tooling (A) and Tooling (B).

    Note: Tooling (B) must be used in order to install the valve guide to the correct height.

    Height to top of valve guide from cylinder head surface ... 35.00 ± 0.50 mm (1.378 ± 0.020 inch)

    Note: For more information, refer to Specifications, "Cylinder Head Valves".

  3. Install valve stem seal (1) on the valve guide.

End By:

  1. Install the inlet and exhaust valves.
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