201
POWERHEAD
POWERHEAD DISASSEMBLY
10
Use an appropriate ring expander to remove all
piston rings from pistons. Discard the rings.
Remove wrist pin retaining rings. Discard retaining
rings.
The wrist pin fit is loose on both sides. Push the
wrist pin through to free the piston from the con-
necting rod. If necessary, use Wrist Pin Pressing
Tool, P/N 326356, to remove the wrist pin bearing.
Be careful not to lose any of the 28 needle bear-
ings or the two wrist pin washers. Do not mix bear-
ings with those from another cylinder. If any of the
bearings are worn or lost, replace all 28 bearings
during reassembly.
Crankshaft Removal
Carefully lift crankshaft straight up and remove
from crankcase.
Remove upper seal from crankshaft. Discard the
seal. A new upper seal must be installed on
assembly.
A WARNING
Wear safety glasses to avoid injury.
002054
002046
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