Wiseco Piston Kit for 1988 91 Yamaha YZ250 WR250 68.00mm Cylinder 605M06800 MPN_2376M07650 Product Details Tire Diameter Speed Product Details Tire Diameter Speed Rating Load Rating Wall Construction Tire Tube Type Rim Size Product Line Wrench Rabbit Complete Engine Rebuild Kit Part Number WR101 061 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 ESG413 is a HIGH output stator for the Honda XR600R models offering 100W plus 100W of lighting or charging output which can drive a dual sport kit and a high output headlight Horizontal slot pin oiling reduces friction and provides scuff resistance Bore Actual: 68