7. CYLINDER HEAD/CYLINDER/PISTON
7-7
ATV 50
CYLINDER/PISTON INSPECTION
Check the cylinder and piston for wear or
damage.
Clean carbon deposits from the exhaust port
area.
Measure the cylinder bore at three levels of
A, B and C in both X and Y directions.
Avoid the port area. Take the maximum
figure measured to determine the cylinder
bore.
Service Limit:
39.05 mm (1.56 in) replace if over
Inspect the top of the cylinder for warpage.
Service Limit:
0.1 mm (0.004 in) replace if over
Be careful not to damage the cylinde