Toyota T100 1996 Service Manual page 923

115 mm
1996 TOYOTA T100 (RM449U)
ENGINE MECHANICAL (5VZ−FE)
10.
(a)
(b)
Z14733
(c)
EM7639
If the end gap is greater than maximum, replace the piston ring.
If the end gap is greater than maximum, even with a new piston
ring, rebore all the 6 cylinders or replace the cylinder block.
11.
At 60°C (140°F), you should be able to push the piston pin into
the piston pin hole with your thumb.
P21449
12.
Using a rod aligner and feeler gauge, check the connecting rod
alignment.
If bend is greater than maximum, replace the connecting rod as-
sembly.
Z00064
If twist is greater than maximum, replace the connecting rod as-
sembly.
Z00065
− CYLINDER BLOCK
INSPECT PISTON RING END GAP
Insert the piston ring into the cylinder bore.
Using a piston, push the piston ring a little beyond the bot-
tom of the ring travel, 115 mm (4.53 in.) from the top of the
cylinder block.
Using a feeler gauge, measure the ring end gap.
Standard ring end gap:
No.1
No.2
Oil (Side rail)
Maximum ring end gap:
No.1
No.2
Oil (Side rail)
INSPECT PISTON PIN FIT
INSPECT CONNECTING ROD ALIGNMENT
Check for bend.
S
Maximum bend:
0.05 mm (0.0020 in.) per 100 mm (3.94 in.)
Check for twist.
S
Maximum twist:
0.15 mm (0.0059 in.) per 100 mm (3.94 in.)
0.300 − 0.500 mm (0.0118 − 0.0197 in.)
0.400 − 0.600 mm (0.0157 − 0.0236 in.)
0.150 − 0.550 mm (0.0059 − 0.0217 in.)
1.100 mm (0.0433 in.)
1.200 mm (0.0472 in.)
1.150 mm (0.0453 in.)
EM−95