r
CJ
Letters (A,
B or
on the left side of
upper crankcase
are the codes for
the be,mng support
I D.s from left to
right.
Numbers (1. 2 or 3)
on the crank weight
are rhe codas for
the main journal
0 D.s from left to
righr
PLASTIC REGION TIGHTENING METHOD:
Install the crankcase 8 mm bolts (main journal 8 mm
bolts).
Loosely install all the crankcase bolts.
Make sure the upper and lower crankcase are
seated securely.
Tighten the crankcase 8 mm bolts (main journal
bolts) as follow:
Tighten the crankcase 8 mm bolts (main journal
bolts) in numerical order in the illustration in two to
three steps to the specified torque.
Further tighten the crankcase 8 mm bolts (main
journal bolts) 120-degrees.
TORQUE: 1 5 N•m (1.5 kgf•m, 11 lbf•ft) + 120
Remove the crankcase 8 mm bolts (main journal
bolts) and lower crankcase, measure the com
pressed plastigauge at its widest point on each
main journal to determine the oil clearance.
SERVICE LIMIT: 0.05 mm (0.002 in)
If the oil clearance exceeds the service limit, select a
replacement bearing.
BEARING SELECTION
Record the crankcase bearing support I.D. code let
ters from the pad on the left side of the upper crank
case as shown.
Record the corresponding main journal O.D. code
numbers from the crank weight.
CRANKSHAFT /PISTON/CYLINDER
°
CRANKCASE 1.D. CODE
MAIN JOURNAL O.D. CODE
12-9