Athena (068600) 49.5mm Diameter Aluminum 80cc Racing Cylinder Kit

Aluminum cylinder cast in steel molds and manufactured by CNC machines to assure minimal tolerances during all manufacturing process. Projects use 3D solid modelling software creating virtual simulation and verification of mechanical stresses. Cylinder liner with a special silicon carbide and nickel coating mixture to grant the best fluidity of the piston and durability of the cylinder. Lapping performed in rooms with indoor temperatures of 20 Degree Celsius, in order to have an excellent control of the boring and of each cylinder quality.

• Aluminum cylinder kit Racing diameter 49.5 mm, 80 cc
• Built from race proven designs to Yamaha factory specifications
• Chosen by the top race teams in all forms of racing including super cross, motocross, GNCC, superbike, and more
• Maximizes HP and service life in Yamaha Dirt Bikes and offroad vehicles
• Fits the following rides Yamaha RD 80 LC / MX Yamaha TZR 80 Yamaha TZR F 80 Yamaha YSR 80 LC