... . The life span of it is fifty thousand kilometers, namely, for six months.The surface treatment has colour-plating, zinc-plating ... chromium. It is called iron fuel pump, it has a good performance.ZHEJIANG ZHENFENG IMPORT AND EXPORT TRADE CO.,LTDAdd: 1002 ... , Zhejiang , ChinaTEL. 86-577- 66886083 FAX: 86-577-66885063 Supplying High Quality Electric Fuel Pump 12V For FORD