apply oil for the piston and install the piston to
the connecting rod.
NOTE
：
：：
：
The arrow mark ① on the piston head should point
the exhaust side.
The circlip should be mounted in such a
position that the mating ends of the circlip do
not coincide with the grovve portion of the
piston.
apply oil on the position and cyoinder wall
surfaces and install the cylinder over the piston
carefully.
tighten the cylinder head nut to the
specification.
tightening torque：
：：
：18-28N.m
install right crankcase oil seal press board
install worm, and lubricater it with QIANJIANG
special lubrication.
Oil pump
install oil pump into crankcase
torque：
：：
：3-5N.m
(0.3-0.5kg-m, 2.3-3.7Ib-ft)
OUTSIDE
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