FRAME AS-FRONT 1876289 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 4C-6366 Valve Guide Driver 1 Start By:
Remove the inlet and exhaust valves.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g03711848
Remove seals (1) from valve guides (2).
Illustration 2 g03711853
Use Tooling (A) to remove valve guides (2) from the cylinder head assembly.Installation Procedure
Table 2
Required Tools
Tool Part Number Part Description Qty
A 4C-6366 Valve Guide Driver 1
B 476-2132 Guide Collar 1
C - Straight Edge 1
D(1) 455-0128 Seal Installer 1
375-2773 Seal Installer 1
(1) Use Seal Installer 455-0128 with Seal 163-2478. Use Seal Installer 375-2773 with Seal 361-3926.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 3 g02166659
This photo is showing a cutaway view of the cylinder head and the Tooling.
Illustration 4 g03711842
Apply clean engine oil to both the outside and the inside diameter of the valve guide. Position the valve guides into the cylinder head. Tap on the top of the valve guides. This action is done to start the inlet valve guides and exhaust valve guides into the cylinder head assembly.
Use Tooling (A) and Tooling (B) to install the valve guides. Position Tooling (C) across the valve cover base sealing surface. Take a measurement from the top of the valve guide to the bottom of the straight edge. The measurement will be called Distance (C). Distance (X) should be 48.9 0.5 mm (1.93 0.02 inch).
Illustration 5 g03711848
Use Tooling (D) to install seals (1) onto valve guides (2).End By:
Install the inlet and exhaust valves.