Namura Piston Kit for 2002 08 KTM 50 SX models 39.46mm NX 70000 MPN_03 302 1998 Polaris Indy 500 1998 Polaris Indy 500 Product Details Tire Diameter Speed Rating Load Rating Wall Construction Tire Tube Type Rim Size Product Line ProCom Performance CDI Part Number PE C AH300 B Fitment Type Unit Sale Qty Style Material Color Size Finish Position Functional Length Cable Sleeve Length Cable Sleeve Travel Driver Seat Length Passenger Seat Length Driver Seat Width Passenger Seat Width Piston Cylinder Size Piston Size Added Cylinder Stroke Volume Final Engine Displacement Exhaust Configuration Muffler Size Muffler End Tip Style Windshield Height Windshield Width Handlebar Diameter California Air Resource Board Compliance FALSE Product Disclaimer a set of OEM quality rings packed in their own box Namura gives you a higher performance piston without the higher price