The investment casting part is a top plate, which was used in the field of automobile engine. The material is carbon steel, and the casting tolerance is CT-6. For the automobile casting part, MOQ is 1000 PCS and the lead time is 30 days. We have made many casting engine parts, we have got TS16949 in 2018. JST is an OEM manufacturer, we make these automobile investment casting parts according to customers' drawings. If you have any demand for the investment casting engine parts, please do feel free to send us drawings for quotation.