Crankshaft Main Bearing Selection - Polaris General 2020 Service Manual

ENGINE / COOLING SYSTEM
10. Carefully place the cylinder and pistons into the
upper crankcase.
11. Install the Cylinder Holding & Camshaft Timing Plate
w
(PU-50563) onto the cylinder. The cylinder holding
tool retains the cylinder and pistons when the engine
is rotated.
3.52
CRANKSHAFT INSTALLATION
NOTICE
Whether installing a new crankshaft or re-installing the
original, refer to the bearing selection charts (see
Chapter 3 – Crankshaft Main Bearing Selection page
3.47 and Connecting Rod Bearing Selection page 3.47
1. Rotate the engine so the cylinder is facing down.
2. Clean the bearing bore surfaces of upper crankcase
(main bearings), connecting rods and connecting rod
caps.
3. Align tab of new main bearing
bearing bore of crankcase. Press bearing insert
firmly into place. Repeat for all main bearings.
4. Align tab of new connecting rod bearings
slot in the connecting rod stem and connecting rod
end cap. Press bearing insert firmly into place.
Repeat for the other connecting rod.
5. Install oil drain diverter
9850067 R01 - 2020-2021 GENERAL / GENERAL XP Service Manual
).
q
with the slot in main
w
with the
e
into the upper crankcase.
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