Honda 1998 VT750C Service Manual page 233

CYLINDER/PISTON
Clean carbon deposits from the piston.
NOTE:
Clean c.arbon deposits from the piston ring grooves
with a ring that will be discarded. Never use the wire
brush; it will scratch the groove.
INSPECTION
Inspect the piston for cracks or other damage.
Inspect the ring grooves for excessive wear and
carbon build-up.
Measure each piston 0.0..
NOTE:
Take measurements 7 - 17 mm (0.3 - 0.7 in) from
the bottom, and 90· to the piston pin hole.
SERVICE LIMIT: 78.90 mm (3.106 in)
Calculate the piston-to-cylinder clearance. Take the
maximum reading to determine the clearance
(Cylinder
J.D.:
11-4).
SERVICE LIMIT: 0.10 mm (0.004 in)
Measure each piston pin hole 1.0. in an X and Yaxis.
Take the maximum reading to determine 1.0..
SERVICE LIMIT: 18.05 mm (0.711 in)
Measure the piston pin 0.0. at three points.
SERVICE LIMIT: 17.98 mm (0.708 in)
Calculate the piston-to-piston pin clearance.
SERVICE LIMIT: 0.04 mm (0.002 in)
11-6
PISTON