... .Compression height :30.5mm2.Diameter of pin hole :20.02mm3.Piston for auto,motorcycle,diesel engines,universal gasoline engines as well ... as internal combustion engines and so on.4.Piston ring,piston pin,piston kits,conrod, conrod bearing, eccentric shaft,liner,cylinder head ... of the product is very high! We (Shandong Zhenting Jinggong Piston CO.,Ltd) were founded on JULY,1st,1998. Company has ...