Toyota T100 1996 Service Manual page 770

Measuring
Point
1996 TOYOTA T100 (RM449U)
ENGINE MECHANICAL (3RZ−FE)
27.
(a)
P14681
(b)
SST
(c)
0.5 − 2.5 mm
(0.020 − 0.098 in.)
P22287
28.
Using vernier calipers, measure the minimum diameter of the
elongate d thread at the measuring point.
Elongated
Thread
If the diameter is less than minimum, replace the bolt.
A02827
− CYLINDER HEAD
IF NECESSARY, REPLACE SPARK PLUG TUBE GAS-
KETS
Using a screwdriver, pry out the tube gasket.
Using SST and a hammer, tap in a new tube gasket as
shown in the illustration.
SST 09950−60010 (09951−00260, 09951−00490),
09950−70010 (09951−07150)
Apply a light coat of MP grease to the gasket lip.
INSPECT CYLINDER HEAD BOLTS
Standard diameter:
10.76 − 10.97 mm (0.4236 − 0.4319 in.)
Minimum diameter:
10.40 mm (0.4094 in.)
EM−47