... Process:die-casting 3.Size: Custom Motorcycle engine water inlet cover1.Raw material:aluminum alloy (zinc, magnesium, ... .2.Type:aluminum die-casting motorcycle engine water inlet cover .3.Color:silver white,offwhite,black ... ,CMM,spectrometer test.5.High temperature treatment:water quenching and tempering,quenching,carburizing and quenching ... cooperate with you! Motorcycle engine water inlet cover