Honda Hawk GT NT650 1988 Service Manual page 129

CYLINDER/PISTON
PISTON RING INSTALLATION
(7)
20 mm (0.8 in)
OR MORE
\.~~eE:~~"--
B -
(1)
TOP RING
~:::::::::::i~~:::>J
-
- - ( 2 ) SECOND RING
(4) SIDE RAIL
J
~(5)
SPACER
(3)
OIL
~
RING
(6)
SIDE RAIL
(7)
20 mm
(0.8 in)
OR MORE
Be careful not to damage the piston and piston rings during
assembly.
Insert the outside surface of the ring into the proper ring
groove and roll the ring around in the groove to make sure
that the ring has a free fit around the piston's circum-
ference.
Stagger the ring end gaps 120 0 apart from each other as
shown.
Carefully install the piston rings onto the piston with the mark-
ings facing up.
NOTE
NOTE
NOTE
To install the oil ring, install the spacer first, then install the
side rails.
After installing the rings, check that they rotate freely without
sticking.
PISTON INSTALLATION
Place a shop towel into the crankcase.
Coat the rod small end with molybdenum disulfide grease. As-
semble the piston and connecting rod with the piston' and
piston pin clips as shown.
NOTE
Install the pistons with the mark "IN" facing towards the
intake side.
After installing the piston pin clips, make sure that they are
seated properly and the end gaps are not aligned with the
cut-out in the piston.
Do not let the piston pin clips fall into the crankcase.
CYLINDER INSTALLATION
Clean the cylinder gasket surface.
Install the dowel pins and new gasket.
10-5