... for our goods! 2, 12-year experience produce casting mold 3, Made by CNC machine with strict control 4, Goods can ... drawing Regular R & D Period: Cylinder head: Three months / Cylinder block: Four months. 5, Production capacity: Cylinder head: 3000 pcs/month Cylinder ... , Quick turn-around from receipt of order, On time delivery! 3, Best service and supreme product quality based on our professional ...