Wiseco K615 Top End Rebuild Kit for Kawasaki ZX GPZ KZ 550 61mm feed mpn CM4482 Rigid spine Rigid spine Product Details Tire Diameter Speed Rating Load Rating Wall Construction Tire Tube Type Rim Size Product Line Shindy Carburetor Repair Kit Part Number 03 055 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 4 stroke race applications feature Wiseco’s Armor Glide skirt coating to provide reduced friction and noise to contribute to increased horsepower 4 stroke kits feature a ‘race ready’ dome finish with smooth edges for improved combustion flow