engine parts 1.Dia of cylinder: 56.5mm 2.Dia of pin hole :15mm 3.Total height:52.00mm 4.Compression height :26mm ... 1.motorcycle engine parts2.ISO/TS 16949:2003.Piston for auto,motorcycle,diesel engines,universal ... , eccentric shaft,liner,cylinder head, valve and so on.5.For European,Austrilia,Southeast Asia, American,Korean,Japan and so on ...