SSP-G 70cc Big Bore Cylinder Kit for 50cc 2-Stroke AD50 Franco Morini Based Scooters SPECIFICATIONS: Bore: 47mm Overall Height (cylinder): 78.5mm Piston Pin Outer Diameter: 10mm Overall Piston Height: 46mm Piston Compression Height: 19mm Exhaust Bolt Hole Spacing: 48mm COMPATIBILITY: Aprilia – Habana 50 2T Atala – Byte AT 10 50 2T, Hacker AT 12-Racing 50 2T Benelli – 491 ST Morini 50 2T, Naked Morini 50 2T, Pepe-LX Dal 50 2T (2007), Quattronovex 50 2T >’08 Derbi – Vamos 50 2T HSC – ZZ Sepia 50 2T Hyosung – Prima 50 2T, SB50 Super Cab Italjet – Formula 50 2T, Torpedo 50 2T, Velocifero 50 2T Malaguti – Crosser CR1 50 2T Siam – SCross 50 2T Suzuki – Address 50 2T, AJ-ZZ Sepia 50 2T, AP 50 2T, Katana 50 2T, Magic 50 2T, Zilion 50 2T TGB – R50X 50 2T, Laser R50 UM – X-Speed 50 2T Other Similar Models SSP-G 47mm Big Bore Cylinder Kit for Morini AD50 engines commonly found on Hyosung, Suzuki and TGB Street Scooters. Includes cylinder, cylinder head, head gasket, base gasket, exhaust gasket, piston, piston pin, piston rings and circlips. **