Suzuki GSF650A Service Manual page 284

1D-72 Engine Mechanical:
2) Install the plastigauge onto each crankshaft journal
as shown.
Special tool
(A): 09900–22301 (Plastigauge (0.025 –
0.076 mm))
NOTE
Do not place the plastigauge on the oil hole.
3) Mate the lower crankcase with the upper crankcase.
4) Tighten the crankshaft journal bolts (M9) in
ascending order of numbers assigned to these bolts.
Tighten each bolt a little at a time to equalize the
pressure in the following two steps.
NOTE
Do not rotate the crankshaft when a piece of
plastigauge is installed.
Tightening torque
Crankcase journal bolt (M9) (Initial): 18 N·m (1.8
kgf-m, 13.0 lbf-ft)
Crankcase journal bolt (M9) (Final): 32 N·m (3.2
kgf-m, 23.0 lbf-ft)
7
2
11
12
4
8
(A)
I717H1140199-01
5
1 9
6
10
3
I717H1140200-01
5) Remove the lower crankcase and measure the width
of compressed plastigauge using the envelope
scale. This measurement should be taken at the
widest part of the compressed plastigauge. If the oil
clearance exceeds the service limit, select the
specified bearings from the bearing selection table.
Crankshaft journal oil clearance
Standard: 0.016 – 0.040 mm (0.0006 – 0.0016 in)
Crankshaft journal oil clearance
Service limit: 0.080 mm (0.0031 in)
Selection
1) Check the corresponding crankcase journal I.D.
codes ([A] or [B]) "A", which are stamped on the rear
of the upper crankcase.
"A"
Crankcase journal I.D. specification
Code "A"
A
B
I717H1140201-01
I717H1140202-01
I.D. specification
37.000 – 37.008 mm
(1.4567 – 1.4570 in)
37.008 – 37.016 mm
(1.4570 – 1.4574 in)