1. According to OEM size develop, use top rank core assembly parts like oil seal , water seal , bearing . Control quality in high performance , test quality after finish produce.
2. Water pump supply coolant to whole engine to control temperature and prevent over high temperature ensure that the engine is working properly. Lack of water of over high temperature will cause big damage to engine , need to speed many money to repair .
3. We control water pump quality strict , make sure water pump proper functioning . No water leak , enough water pressure , high speed .
4. Inside water pumpr there are coolant , grease . It is important to desperate them in such high rotating speed , and need to use high precision , water corrosion resistance material .