Suzuki VLR1800, Service Manual

Page: 300 / 624

1D-89 Engine Mechanical:
4) Mate the lower crankcase with the upper crankcase.
5) Tighten crankcase bolts a little at a time to equalize
the pressure.
NOTE
Never rotate the crankshaft when a piece of
plastigauge is installed.
Tightening torque
Crankcase bolt (M6): 11 N·m (1.1 kgf-m, 8.0 lb-ft)
Crankcase bolt (M8): 26 N·m (2.6 kgf-m, 19.0 lb-
ft)
Crankcase bolt (M10) (Initial): 30 N·m (3.0 kgf-
m, 21.5 lb-ft)
Crankcase bolt (M10) (Final): 50 N·m (5.0 kgf-m,
36.0 lb-ft)
6) Remove the lower crankcase and measure the width
of the 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: 0.010 – 0.028 mm (0.0004 – 0.0011 in)
Crankshaft journal oil clearance
Service limit: 0.080 mm (0.0031 in)
Selection
1) Check the corresponding crankcase journal I.D.
codes ([A], [B] or [C]) “A”, which is stamped on the
rear of the upper crankcase.
Crankcase journal I.D. specification
2) Check the corresponding crankshaft journal O.D.
codes ([A], [B] or [C]) “B”, which is stamped on the
crankshaft.
I822H1140301-01
(A)
I822H1140302-01
Code “A” I.D. specification
A
59.000 – 59.006 mm
(2.3228 – 2.3231 in)
B
59.006 – 59.012 mm
(2.3231 – 2.3233 in)
C
59.012 – 59.018 mm
(2.3233 – 2.3235 in)
B A
“A”
I822H1140304-01
“B”
I822H1140305-01