Crankshaft Bearing Selection - Yamaha Waverunner VXS VX1800 Service Manual

[11] [7] [5]
[12] [10] [4]
Crankcase bolt "1"
10 Nm (1.0 kgf·m, 7.4 ft·lb)
8. Remove the crankcase and measure the
width "a" of the compressed Plastigauge
on each crankshaft journal. Replace the
crankshaft bearings if out of specification.
Journal oil clearance
0.024–0.053 mm (0.0009–0.0021 in)
Limit
0.10 mm (0.0039 in)

Crankshaft bearing selection

1. Check the crankcase journal size number
"a" on the crankcase.
TIP:
If the crankcase journal sizes are the same at
all positions, the size number "a" is stamped
only at the "J1" position.
Example:
If "J1"–"J5" are different:
[1] [3] [9]
[2] [6] [8]
a
Crankcase, connecting rod, and piston
1
If "J1"–"J5" are the same:
2. Check the crankshaft journal size number
"a" on the crankshaft web.
J1
3. Select the suitable color "a" for the crank-
shaft bearing from the table.
5-83
J1 J2 J3 J4
5 5 5 4
55545
J1 J2 J3 J4
5 5 5 5
5
J5 J4 J3 J2
a
J1 J2 J3 J4
a
J
J2 J3 J4
J5
5
J5
5
J1
J5
J5