1988-2006 Yamaha ATV YFS200 Blaster service manual PDF download file., Page 86Get this manual
INSPECTION AND REPAIR 6Measure:
l Piston-to-cylinder clearance
Piston-to-cylinder clearance measurement steps: First step: Measur the cylinder bore "C" with Cylinder Bore Gauge
NOTE: Measure the cylinder bore "C" in parallel and right angles the crankshaftThen, find the average of the measurements
Standard 66.00 66.02 mm (2.598 2.599 in)
Wear Limit 66.1 mm (2.602 in)
Taper "T" Out of Round"Rr'
0.05 mm (0.002 in)