Replace Valve Guide Bushings

(a) Using SST and a hammer, tap out the guide bushing. SST 09201-10000 (09201-01060), 09550-10012 (09252-10010)

(b) Using a caliper gauge, measure the bushing bore diameter of the cylinder head.

(c) Select a new guide bushing (STD size or O/S 0.05). If the bushing bore diameter of the cylinder head is greater than 11.027 mm (0.4341 in.), machine the bushing bore to the following dimension:

11.050 - 11.077 mm (0.4350 - 0.4361 in.) If the bushing bore diameter of the cylinder head is greater than 11.077 mm (0.4361 in.), replace the cylinder head.

(d) Using SST and a hammer, tap in a new guide bushing to where there is 12.7 - 13.1 mm (0.500 - 0.510 in.) left protruding from the cylinder head. SST 09201-70010

Intake m

Exhaust m

HINT:

Different bushings are used for the intake and exhaust.

EM5935

Sharp 6 mm ^Reamer

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m

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P20384

(e) Using a sharp 6 mm reamer, ream the guide bushing to obtain the standard specified clearance (See page EM-31 ) between the guide bushing and valve stem.

ENGINE MECHANICAL - CYLINDER HEAD_

EM0K2-04

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  • Rosalia
    How to replace calve guides 91 tercel?
    4 years ago

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