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6A1-90 ENGINE MECHANICAL (M13 ENGINE)
Specification of new standard undersize crankshaft main bearing
Alphabets stamped
on cylinder block
2) Using micrometer, measure reground journal diameter.
3) Using journal diameter measured above and alphabets
44.744 – 44.750 mm
(1.7616 – 1.7618 in.)
A (1)
Red and Pink
B (2)
Red and Purple
C (3)
Red and Brown
Rear oil seal
Carefully inspect oil seal (1) for wear or damage.
If its lip is worn or damaged, replace it.
Flywheel
Visual inspection
Flywheel face runout
Check flywheel face runout with a dial gauge.
If runout exceeds its limit, replace flywheel.
Measurement should be taken in two directions perpendicu-
lar to each other in order to check for out-of-round.
stamped on cylinder block, select an undersize bearing by
referring to table given below.
Check bearing clearance with newly selected undersize
bearing.
Measured journal diameter
44.738 – 44.744 mm
(1.7613 – 1.7616 in.)
Red and Purple
Red and Brown
Red and Green
Undersize bearing to be installed
• If ring gear is damaged, cracked or worn, replace flywheel.
• If the surface contacting clutch disc is damaged, or exces-
sively worn, replace flywheel.
Flywheel face runout
Limit : 0.2 mm (0.0079 in.)
44.732 – 44.738 mm
(1.7611 – 1.7613 in.)
Red and Brown
Red and Green
Red and Black
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