Toyota 3VZ–FE Troubleshooting Manual page 103

ENGINE TROUBLESHOOTING
(j) Measure the Plastigage at its widest point.
Standard oil clearance:
STD
U/S 0.25
Maximum oil clearance:
If the oil clearance is greater than maximum, replace the
bearings. If necessary, grind or replace the crankshaft.
HINT: If using a standard bearing, replace with one having
the same number marked on the connecting rod cap. There
are three sizes of standard bearings, marked "1", "2" and "3"
accordingly.
(Reference)
Standard sized bearing center wall thickness:
Mark "1"
Mark "2"
Mark "3"
(k) Completely remove the Plastigage.
4. REMOVE
ASSEMBLIES
(a) Using a ridge reamer, remove the all carbon from the top of
the cylinder.
(b) Push the piston, connecting rod assembly and upper bearing
through the top of the cylinder block.
– ENGINE MECHANICAL
0.028–0.065 mm (0.0011–0.0026 in.)
0.027–0.080 mm (0.0011–0.0031 in.)
0.08 mm (0.0031 in.)
1.484–1.488 mm (0.0584–0.0586 in.)
1.488–1.492 mm (0.0586–0.0587 in.)
1.492–1.496 mm (0.0587–0.0589 in.)
PISTON AND
EG–103
CONNECTING ROD