Wiseco Top End Rebuild Kit for 1987 06 Yamaha YFZ350 Banshee 66.50mm PK147 2004 Aprilia RST 1000 Futura 2005 Honda CRF250R 2005 Honda CRF250R Product Details Tire Diameter Speed Rating Load Rating Wall Construction Tire Tube Type Rim Size Product Line Winderosa Gasket Set with OS Part Number 811945 Fitment Type Unit Sale Qty Set 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 Product Details Product Line Wiseco Top End Rebuild Kit Part Number PK147 Fitment Type Model Size Specific Fitment Use Type Aftermarket Performance Replacement Unit Sale Qty Each Style Oversized Bore Piston Kit Position Material Finish Piston Cylinder Size 66 Wiseco Performance Top End Rebuild Kit