Toyota 1 MZ–FE Manual page 84

EG2–84
Both intake and exhaust
Bushing bore diameter
mm (in.)
10.295 –10.313
(0.4053 – 0.4060)
10.345 – 10.363
(0.4073 – 0.4080)
1MZ–FE ENGINE
6. IF NECESSARY, REPLACE VALVE GUIDE
BUSHINGS
(a) Gradually heat the cylinder head to 80 – 1002 C (176
– 2122 F).
(b) Using SST and a hammer, tap out the guide bushing.
SST 09201– 01055, 09608–20012 (09608–03020)
(c) Using a caliper gauge, measure the bushing bore di–
ameter of the cylinder head.
(d) Select a new guide bushing (STD or O/S 0.05).
If the bushing bore diameter of the cylinder head is
greater than 10.313 mm (0.4060 in.), machine the
Bushing size
bushing bore to the following dimension:
10.345 – 10.363 mm (0.4073 – 0.4080 in.)
Use STD
If the bushing bore diameter of the cylinder head is
Use O/S 0.05
greater than 10.363 mm (0.4080 in.), replace the
cylinder head.
– ENGINE MECHANICAL
Maximum oil clearance:
Intake
0.08 mm (0.0031 in.)
Exhaust
0.10 mm (0.0039 in.)
If the clearance is greater than maximum, replace the
valve and guide bushing.