Toyota Supra 1990 Manual page 112

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EM-80
ENGINE MECHANICAL - Cylinder Block
EM0226
EM1321
Oil Hole
EM2983
(b)
Inspect the oil clearance between the rod bushing and
piston pin.
• Using a caliper gauge, measure the inside diameter
of the connecting rod bushing.
Bushing inside diameter:
22.005 -
22.017 mm
(0.8663 -
0.8668 in.)
• Using a micrometer, measure the piston pin di-
ameter.
Piston pin diameter:
21.996
22.009 mm
(0.8660 -
0.8665 in.)
• Subtract the piston pin diameter measurement from
the bushing inside diameter measurement.
Standard oil clearance:
0.005 -
0.011 mm
(0.0002 -
0.0004 in.)
Maximum oil clearance:
0.02 mm (0.0008 in.)
If the oil clearance is greater than maximum, replace the
bushing. If necessary, replace the piston and piston pin as-
sembly.
7.
IF NECESSARY, REPLACE CONNECTING ROD BUSHING
(a)
Using SST and a press, press out the bushing.
SST 09222-30010
(b)
Align the oil holes of a new bushing and connecting
rod.
(c)
Using SST and a press, press in the bushing.
SST 09222-30010

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