Inlet and Exhaust Valve Seat Inserts

TM 9-2320-312-24-2

Truck Engine

Disassembly and Assembly Section

i01745880

Inlet and Exhaust Valve Seat

Inserts - Remove and Install

SMCS Code: 1103-010

Removal Procedure

Table 16

Required Tools

Part

Tool

Part Description

Qty

Number

6V-4194

Valve Seat Extractor

A(1)

165-5647

B(1)

Valve Seat Extractor

6V-4804

Handle

C(1)

6V-4192

D(1)

Shaft

6V-4199

E(1)

Lifting Bracket

g00615525

Illustration 84

(1)

Part of the 166-7441 Valve Seat Extractor Tool Group

Note: Replace Tooling (A) with Tooling (B) for the

removal of the inlet valve seat insert.

Start By:

1. Install Tooling (A) in the exhaust valve seat insert.

a. Remove the inlet and exhaust valves. Refer to

Disassembly and Assembly, "Inlet and Exhaust

2. Install Tooling (C) and Tooling (D) in Tooling (A).

Valves - Remove and Install".

Hand tighten Tooling (D). Tooling (A) will expand

below the edge of valve seat insert (1).

NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened

component life.

g00615519

Illustration 83

g00615542

Illustration 85

3. Install Tooling (E) on the cylinder head under

Tooling (C). Hold Tool (D) while you turn Tooling

(C). Remove valve seat (1).