We are Luoyang Decheng Power Parts co.,ltd.We specialize in manufacturing CAT 3304 and 3306 engine head and block for global aftermarket. We have been entered this field for more than 13 years.Our quality can meets OEM parts and the products export to more than 20 countries(Europe,America,Middle East,Latin America,etc).we have passed ISO9001.Belows are our main products:CAT 3304 cylinder head:8n1188(PC) 3306 cylinder head:8n6796(DI)3306 cylinder head:8n1187(PC) 3306 cylinder block:1n3576S6K/3066 cylinder block:2128566I hope you can give me a reply. Thank you very much.RegardsMs.Rose Zhangmsn: zhangyaping0426#hotmail#comsr005#lydcpp#comtel:86-379-64295236fax:86-379-64295208www.lydcpp.com