2007 Arctic Cat Prowler/Prowler XT ATVs Service Manual, Page 50Get this manual
Measuring Piston Skirt Cylinder Clearance
1Measure the cylinder front to back in six places
ATV-1024A
! CAUTION
Incorrect installation of the piston rings will result in engine damage
2Measure the corresponding piston diameter at point 15 mm (0.6 in above the piston skirt at right angle to the piston-pin boreSubtract this measurement from the measurement in step 1The difference (clearance) must be within specificationsInstalling Piston Rings
CYLINDERCYLINDER HEAD ASSEMBLY
NOTE: If the cylindercylinder head assembly cannot be trued, they must be replaced