Yamaha XVS650 Service Manual page 166

CRANKSHAFT AND CONNECTING RODS
ENG
• The stamped "V" mark
®
on the connect-
ing rods should face towards the left side
of the crankcase.
• Be sure that the characters
®
on the side
of the cap and connecting rod are aligned.
• Tighten the nuts.
Nuts (connecting rod caps):
36 Nm (3.6 m • kg, 26.0 ft • Ib)
• When tightening the nuts be sure to use
an F-type torque wrench.
• Without pausing tighten to full torque
specifications. Apply continuous torque
between 3.0 and 3.6 m • kg. Once you
reach 3.0 m • kg DO NOT STOP TIGHTEN·
ING until final torque is reached. If the
tightening is interrupted between 3.0 and
3.6 m • kg, loosen the nut to less than 3.0
m • kg and start again.
• Remove the connecting rods and bear-
ings.
• On each crank pin measure the width of
the compressed Plastigauge@ (1).
If the oil clearance is out of specification,
select a replacement bearing.
**********************************
8.Select:
• Crank pin bearing (P,)
NOTE: _
• The numbers
CD
indicate crankshaft jour-
nal sizes are stamped on the crankweb, as
shown in the illustration.
• The numbers
®
are stamped in ink on the
connecting rod and connecting rod cap,
as shown in the illustration.
**********************************
Selection of crank pin bearings:
.If "P," on the connecting rod is "4" and
JlP," on the crankweb is 1/2"
f
then the
bearing size for IlP,fJ is:
Bearing size of P,:
Connecting rod P, - Crankweb P,
=
4 - 2
=
2 (black)
®
145341
4 - 59