Yamaha BT1100 2002 Service Manual page 169

CRANKSHAFT AND CONNECTING RODS
4-64
Refer to "INSTALLING THE CONNECTING RODS".
Connecting rod nut
48 Nm (4.8 m•kg)
f. Remove the connecting rod and big end bear-
ings.
Refer to "REMOVING THE CONNECTING
RODS".
g. Measure the compressed Plastigauge
1 on each crankshaft pin.
If the clearance is out of specification, select
replacement big end bearings.
4. Select:
• big end bearings (P
NOTE:
• The numbers 1 stamped into the crankshaft
web and the numbers 2 on the connecting rods
are used to determine the replacement big end
bearing sizes.
• "P 1 , P 2 " refer to the bearings shown in the
crankshaft illustration.
For example, if the connecting rod "P 1 " and the
crankshaft web "P 1 " numbers are "4" and "1" re-
spectively, then the bearing size for "P 1 " is:
Bearing size for "P
"P " (connecting rod) – "P
1
(crankshaft web) =
4 – 1 = 3 (brown)
Rear cylinder lower bearing/Front cylinder upper
and lower bearing.
BEARING COLOR CODE
1
2
3
4
5
Rear cylinder upper bearing
BEARING COLOR CODE
1
2
3
4
5
ENG
® width
, P )
1 2
" :
1
"
1
blue
black
brown
green
yellow
black
brown
green