Naraku 70cc Performance Cylinder for AC Minarelli

Naraku 70cc Air Cooled Horizontal Minarelli Big Bore Cylinder Kit. Kit includes cylinder, low-friction molybdenum coated piston, piston rings, 10mm piston pin, cir clips, head gasket, base gasket and exhaust gasket.When used in conjunction with a stock crankshaft the total displacement comes out to 70cc. Suitable for use with stock or performance exhaust. Can be used with a stock cylinder head for higher compression or larger 70cc head. If used with a stock head the electric starter may have trouble turning over the engine. fits the following models and more with horizontal Minarelli engine: Adly: Thunder Bike 50Aprilia: Scarabeo 50 (93-06), SR50 (94-02)Benelli: Pepe 50, Andretti 50CPI: Oliver 50, Hussar 50, Popcorn 50E-Ton: Beamer 2Genuine: Roughhouse 50, Buddy 50Malaguti: Ciak 50, F10, F12 AC, F15 AC, Yesterday 50MuZ/MZ-Moskito: RX50, SX50 fits Yamaha: Jog 50 (92-01), Zuma (02-11), Vino 2T*You may need to modify your engine case to accommodate the larger cylinder.Please see our Warranty & Returns Policy. Upgrades to 70cc Cylinder Bore: 47mm Cylinder Sleeve Outer Diameter: 50.5mm Wrist Pin Diameter: 10mm