Connecting Rod Big End Bearing Selection - Polaris Sportsman 850 Service Manual

ENGINE / COOLING SYSTEM
CONNECTING ROD BIG END BEARING
SELECTION
1. If using NEW connecting rods, install the bearing
color that matches the bore tolerance letter marked
on the connecting rod cap
Bearing Size Selection Chart – Inches (mm)
Connecting rod journal must be within standard size limits as determined by crankshaft measurements
Con Rod Letter
Con Rod Big End
Bore Diameter
Target Oil
Clearance (Con
Rod Bearing)
Bearing color to
install
3.62
q
.
Connecting Rod Bearing Selection Chart
R
1.8892-1.8895" 1.8895-1.8897"
(47.987mm-
47.993mm)
Red
2. If re-installing the original connecting rod, select the
appropriate bearing from the table below based on
connecting rod big end I. D. measurements
(Connecting Rod Big End ID measurement, page
3.59).
W
1.8897-1.8899"
(47.993mm - (47.999mm -
47.999mm)
0.0009- 0.0022"
(0.023 mm - 0.057 mm)
White
B
1.8899-1.8902"
(48.005mm -
48.005mm) 48.011mm)
Blue
Y
Yellow