V.2 70cc sport cylinder kit for Kymco horizontal AC. The V.2 cylinder kit made of cast iron from Naraku for all air-cooled horizontal Kymco engines (SF10) is a high-performance 70cc set. The cylinder features 6 overflow ports and large oval exhaust port. The kit can be used with the original cylinder head. The cast iron construction offers excellent value for money. It is recommended to use a 17.5mm carburetor to ensure durability and to prevent piston wear. The cylinder is compatible with systems such as Tecno, laser, Tecnigas, or Hebo Performer, and can also be used with the standard system, but with a smaller performance increase.