Yamaha F40BMHD Wartungshandbuch Seite 264

POWR
1
b
CRANKSHAFT AND PISTON
b
a
NOTE:
• Make sure the "Y" marks on the con-
necting rod face toward the flywheel
side of the crankshaft.
• Do not move the connecting rod until
the big-end oil clearance measurement
has been completed.
(5) Tighten the bolts to the specified
torque.
(6) Tighten them further by 40°.
NOTE:
1
Mark the bolt position before tighten-
ing it further by 40° so that the additional
tightening angle is identified clearly.
Bolt
1st
8 Nm (0.8 m
2nd
Tighten the bolts by another 40
degrees.
(7) Remove the connecting rod cap.
(8) Measure the width of the compressed
Plastigauge
2. Select:
• Connecting rod bearing
Select the suitable connecting rod
bearing from the table below.
Connecting rod bearing selection table
Connecting rod cap
a
mark
A
B
C
5-48
kgf, 5.9 ft lb)
• •
®
on each crank pin.
20 °C (68 °F)
Bearing color
Blue
Black
Brown
E
b