Athena (070100/1) 47.6mm Diameter Aluminum 70cc Sport 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.

• CHRONO 50, BW'S ORIGINAL EURO2, BW'S SPY 50, BW'S BUMP 50, BW'S STUNT 50, BOOSTER CW RS NG 50 KAT, AMICO 50, YW50 ZUMA, GHIBLI 50, ASTRA 50, ASCOT 50, SR 50
• 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 Aprilia AMICO 50 1996-1998; Aprilia SR 50 FINO 1994 MOT. VERT. 1994; Fantic PONY SR 50; Garelli BIG WHEEL 50; Garelli PONY 50; Garelli SR 50; Italjet ASCOT 50; Italjet ASTRA 50; Italjet BA 50 BAZOOKA 1; Italjet PISTA 2 YANKEE 50 1995-1996; Italjet PISTA1 50 1995; Italjet REPORTER 50; Italjet SCOOP 2/3 50; Kotir SR 50; Ktm CHRONO 50; Lem FLASH 50; Lem GHIBLI 50; Lem TORNADO SS1 50; Mbk BOOSTER CW 50 1990-1994; Mbk BOOSTER CW 50 2001-2002; Mbk BOOSTER CW L 50 2001-2003; Mbk BOOSTER CW L SPIRIT 50 2003; Mbk BOOSTER CW NAKED 50 2003; Mbk BOOSTER CW R ROAD 50 1994-1995; Mbk BOOSTER CW RS NG 50 1995-2003; Mbk BOOSTER CW RS NG 50 KAT 1999-2000; Mbk BOOSTER CW RS NG EURO1 50 1999-2000; Mbk BOOSTER CW RSP ROCKET 50 1997-1998; Mbk BOOSTER CW RSX TRACK 50 1996-1998; Mbk BOOSTER CW SP SPIRIT EURO2 50 2002; Mbk BOOSTER CW SPIRIT 50 1996-2000; Mbk BOOSTER CW SPIRIT EURO2 50 2002-2003; Mbk CR 50 Z TARGET 1991-1995; Mbk CT 50 S / SS SORRISO 1991-1995; Mbk EW STUNT 50 2000-2002; Yamaha BW'S BUMP 50 1997-1998; Yamaha BW'S NAKED 50 2003; Yamaha BW'S NEXT GENERATION 50 1997-2003; Yamaha BW'S NEXT GENERATION 50 KAT 1999-2000; Yamaha BW'S ORIGINAL 50 / SPY 1997-2002; Yamaha BW'S ORIGINAL EURO2 50 2003; Yamaha BW'S R 50 2001; Yamaha CR Z TARGET 50 1991-1995; Yamaha CT 50 SUPER SPORT 1990-1995; Yamaha CW 50 RS SPY 1995-1998; Yamaha CW BW'S ORIGINAL EURO2 50 2002; Yamaha CW L BW'S 50 2003; Yamaha CW SP BW'S ORIGINAL EURO2 50 2002; Yamaha EW SLIDER 50 2000-2002; Yamaha YW50 ZUMA 50