Table of Contents
Accessible Components - All Models
The following components can be serviced or removed with the engine installed in the frame:
Flywheel
S
Alternator/Stator
S
Starter Motor/Starter Drive
S
Cylinder Head
S
Cylinder
S
Piston/RIngs
S
Oil pump (250 / 400)
S
Counterbalance Shaft or Bearing(s) (400 engines)
S
Camshaft (4 Strokes)
S
Rocker Arms
S
Cam Chain and Sprockets (4 Strokes)
S
Water Pump / Water Pump Mechanical Seal*
S
The following components require engine removal for service:
Oil pump / Oil Pump Drive Gear (300, 335, 425, 500)
S
Counterbalance Shaft or Bearing(s) (4 Cycle engines)
S
Connecting Rod
S
Crankshaft
S
Crankshaft Main Bearings
S
Crankcase
S
*It may be necessary to loosen engine mounts and move engine slightly to access water pump on some 4 stroke
models. Special tool PN 2872105 is required to replace mechanical seal with engine in frame.
Polaris Sales Inc.
3.11
ENGINE
Engine Removal
4/99
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Troubleshooting
