Wiseco Top End Rebuild Kit for 1986 88 Yamaha YZ125 56.00mm PK1809 feed mpn 677M07000 Fitments 2015 Polaris Ranger 570 Fitments 2015 Polaris Ranger 570 Full Size Crew Fits: 1991 95 Kawasaki JS550SX Product Details Tire Diameter Speed Rating Load Rating Wall Construction Tire Tube Type Rim Size Product Line Winderosa Gasket Set with OS Part Number 611402 Fitment Type Unit Sale Qty Kit 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 the first time Each piston is built from race proven designs that are chosen by the top race teams in all forms of racing including Super cross