THE MAKING OF JIG OF CLEANING MACmNE FOR CLEANING WATER JACKET, VALVE GUIDE, AND INTAKE-EXHAUST PORT OF CYLINDER HEAD TYPE IS7 FROM CHIPS AT PT YPMI PT Yamaha Motor Parts Manufacturing Indonesia (PT YPMI) moves on manufacturing section of automotive engines parts of Yamaha for motorcycles, boats, Toyota cars, etc. In this mass production process, PT YPMI has a tradition as known as kaizen for…