Yamaha FZS1000N Service Manual page 272

CRANKCASE
f. Tighten the bolts to specification in the tight-
ening sequence cast on the crankcase.
Crankcase bolt
Bolt 1 X
1st: 15 Nm
(1.5 mSkg, 11 ftSlb)
2nd: 15 Nm
(1.5 mSkg, 11 ftSlb) +
45 X 50_
Bolt
X
25
12 Nm (1.2 mSkg, 8.7 ftSlb)
Bolt
16
14 Nm (1.4 mSkg, 10 ftSlb)
Bolt 21
24 Nm (24 mSkg, 17 ftSlb)
NOTE:
Lubricate the crankcase bolt threads with en-
gine oil.
g. Remove the lower crankcase and the crank-
shaft journal lower bearings.
h. Measure the compressed Plastigauge
width c on each crankshaft journal.
If the clearance is out of specification, select
replacement crankshaft journal bearings.
4. Select:
S crankshaft journal bearings (J1 X J5)
NOTE:
S The numbers A stamped into the crankshaft
web and the numbers 1 stamped into the low-
er crankcase are used to determine the re-
placement crankshaft journal bearing sizes.
S "J1 X J5" refer to the bearings shown in the
crankshaft illustration.
S If "J1 X J5" are the same, use the same size
for all of the bearings.
For example, if the crankcase "J
shaft web "J " numbers are "6" and "2" respec-
1
tively, then the bearing size for "J
Bearing size for J1:
J1 (crankcase) – J
6 – 2 – 2 = 2 (Pink/black)
5-69
ENG
10
X X
, , ,
11 15 17 20 23
28
,
24
X
22
" and crank-
1
" is:
1
(crankshaft web) –2 =
1
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