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Pistons - c
cont.
Piston Pins
s
Some pisto
on pins are
Piston mus
st be orient
Windows a
are used in
oil to return
n to crankca
Ring Groo
oves.
Ring groov
ves are mac
designed to
o hold the r
Ring lands
s are the are
ring groove
es.
The cleara
ance betwee
is critical.
During ove
erhaul the g
a ring groo
ove cleaner
offset
tated correc
ctly in bore.
oil ring gro
oove to allow
ase.
chined groo
oves in the
rings.
eas of the p
piston betw
en the rings
s and the ri
grooves sho
ould be clea
r.
.
w excess
piston
ween the
ng lands
aned with
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