PRO TECHNICIAN

Inspection

Replace Valve Guide Bushing

SST (Valve guide bushing remover & replacer)
Valve guide bushing
Heater
 
The valve guide bushing can be easily removed by first warming the cylinder head to cause it to expand.
 
1. Remove valve guide bushing
(1) Warm the cylinder head from 80 to 100°C (176 to 212°F).
NOTICE:
The cylinder head could deform if heated too much.
 
(2) Place SST against the valve guide bushing and strike SST with a hammer to punch out the bushing through the combustion chamber.

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