CRANKSHAFT/PISTON/CYLINDER
12-9
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.
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.
If the oil clearance exceeds the service limit, select a
replacement bearing.
BEARING SELECTION
Letters (A, B or C)
on the left side of
upper crankcase
are the codes for
the bearing support
I.D.s from left to
right.
Record the crankcase bearing support I.D. code let-
ters from the pad on the left side of the upper crank-
case as shown.
Numbers (1, 2 or 3)
on the crank weight
are the codes for
the main journal
O.D.s from left to
right.
Record the corresponding main journal O.D. code
numbers from the crank weight.
TORQUE: 15 N·m(1.5kgf·m, 11 lbf·ft) + 120°
SERVICE LIMIT: 0.05 mm (0.002 in)
Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys.
email: info@motomatrix.co.uk
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