Cylinder Assembly - Polaris 340 LX 2007 Service Manual

Engine Systems

Cylinder Assembly

CYLINDER HEAD
HEAD GASKET
CYLINDER
OIL INJECTOR
INTAKE BOOT
SCREW CLAMP
Disassembly / Assembly Process
1. Remove the carburetors, intake boots, exhaust
manifold, and blower housing from the engine
assembly. Discard all used gaskets.
2. Remove cylinder head nuts. Remove cylinder head,
then discard gasket.
3. Remove the cylinder base nuts. Lift the cylinder off of
the crankcase. Discard the cylinder base gasket.
4. When re-installing a cylinder, coat the piston and
cylinder walls with Polaris Two-Stroke engine oil.
5. Verify the piston rings are centered around each
piston ring locating pin before inserting the piston into
the cylinder.
6. Install cylinder base gaskets with adhesive strip facing
upwards, if applicable.
7. Install head gasket with seal ring facing down,
5.18
8. Assembly is the reverse of disassembly.
Fastener
Spark Plug
Cylinder Head
Cylinder Base Nuts 18 ft.lbs. (24 Nm)
Intake Boots
9923396 - 2007-2012 EDGE/Widetrak LX Service Manual
©2011 Polaris Sales Inc.
EXHAUST GASKETS
CYLINDER BASE GASKET
towards cylinder.
Torque
18 ft.lbs. (24 Nm)
20 ft.lbs. (28 Nm)
5 ft.lbs. (7 Nm)
Note
Apply anti-seize to
threads.