Well you know the cam? The cam is in line with the piston acting. Complete intake and exhaust motorcycle Zhucheng being a machine: Disk Cam: Cam around a fixed axis and have varying diameter disc-shaped member; moving cam: cam moves linearly relative to the housing Cans mechanical cam design, and Can mechanical cam cycloid movement, where to sell cans mechanical cam, Zhucheng being a machine, canning machinery where the cam is provided by a Machinery Co., Ltd. Zhucheng positive. Zhucheng Zhengyi Machinery Co., Ltd. (www.zhengyijixie.com) is specialized in "cam splitter" of the enterprise, the company adhering to the "honesty, hard service" concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Zeng manager.