General casting of motorcycle cylinder block 1.material:aluminum alloy ,iron, stainless steel 2.use ... :motorcycle driving system General casting of motorcycle cylinder block Precision motorcycle parts. 1.material:aluminum alloy ,iron, stainless ... with perfect treatment5.processing:die casting,CNC lathes,deburring,milling machine, polishing,CMM,spray paint,spectrometer test 6.high temperature ...