2009 Polaris Outlaw 450/525 Service Manual, Page 209Get this manual

2009 Polaris Outlaw 450/525 Service Manual, Page 209

5-8 Balancing the axial clearance the crankshaft
If the measured value does not correspond to the set-point value, correct the axial clearance Calculate the thickness of the compensating washers Remove the crankshaft and pull the inner ring off the crankshaft on the ignition side using special tool PA-48681Now either add or remove compensating washersNOTE: If the axial clearance is too large, add compensating washers; if it is too small, remove some of the washersCompensating washers may only be added on the ignition side of the crankshaft
CylinderNikasil coating
Nikasil is trademarked cylinder coating process developed by the Mahle piston manufacturerThe name is derived from the two materials used in the processnickel layer in which the exceptionally hard silicon carbide is embeddedThe main advantages of the Nikasil coating are its outstanding heat dissipation, the improved power output, low wear and the low weight of the cylinderMeasuring the piston and cylinder, establishing the mounting clearance of the piston