Namura Overbore Piston Kit for 1994 04 Yamaha 700 PWC models 81.50mm NW 40000 2 MPN_PWFWK H53 000 2007 Husaberg FE450E 2007 Husaberg FE450E Product Details Tire Diameter Speed Rating Load Rating Wall Construction Tire Tube Type Rim Size Product Line Vance & Hines Big Radius Exhaust System Part Number 26037 Fitment Type Unit Sale Qty Kit Style Material Color Chrome Size Finish Chrome 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 2 Into 2 Full Exhaust System Muffler Size Muffler End Tip Style Windshield Height Windshield Width Handlebar Diameter California Air Resource Board Compliance TRUE Product Disclaimer Machined Smooth Heads Reflect combustion heat and reduces carbon buildup 50mm Cylinder Stroke Volume Final Engine Displacement California Emissions FALSE Product Disclaimer You MUST measure the size of your cylinder BEFORE ORDERING