2001 Polaris Sportsman 400-500 DUSE and H.O. Service Manual, Page 110Get this manual

2001 Polaris Sportsman 400-500 DUSE and H.O. Service Manual, Page 110

CYLINDER INSPECTION, CONT5Record measurementsIf cylinder is tapered or out of round beyond .002, the cylinder must be re-bored oversize, or replaced
Cylinder Taper Limit: .002 MaxCylinder Out of Round Limit: .002 Max
Standard Bore Size: 3.6216-3.6224" (91.99-92.01 mm)

PISTON-TO-CYLINDER CLEARANCE