Wiseco Semi Keystone L Ring Set for Ski Doo Mach Z 809 Models 70.50mm 2776LK MPN_GMP 1075 48 1978 82 Honda CB750K 1978 82 Honda CB750K Product Details Tire Diameter Speed Rating Load Rating Wall Construction Tire Tube Type Rim Size Product Line Twin Air 2 Stage Foam Air Filter Part Number 152900 Fitment Type Unit Sale Qty Each 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 These rings maintain their size and geometry for exceptional ring seal providing sustained peak performance in race applications Will NOT work with OE or any other brand piston