2008 Arctic Cat 400/500/650/700 ATV Service Manual, Page 117Get this manual

2008 Arctic Cat 400/500/650/700 ATV Service Manual, Page 117

Measuring Piston Pin (Outside Diameter) and Piston-Pin Bore 1Measure the piston pin outside diameter at each end and in the
the end gaps of the upper and lower thin oil rings according to the illustrationNOTE: Note the direction of the exhaust side
of the piston (5) for correct ring end gap orientation ATV-1070 2Insert an inside dial indicator into the piston-pin boreThe
diameter must not exceed specificationsTake two measurements to ensure accuracy ATV-1085B 2Install the compression rings
(1 and 2) so the letter on the top surface of each ring faces the dome of the pistonRotate the rings until the ring end gaps
are on directly opposite sides of the piston according to the illustrationATV-1069 NOTE: The chrome (silver) ring should