... Diameter of pin hole :20.02mm3.Piston for auto,motorcycle,diesel engines,universal gasoline engines as ... shaft,liner,cylinder head, valve and so on.5.For European,Austrilia,Southeast Asia, American,Korean,Japan ... and so on.6.We can design ... Shandong Zhenting Jinggong Piston CO.,Ltd) were founded on JULY,1st,1998. Company has established long- ...