... ,QS9000,TS16949 Piston Ringpiston ring for Isuzu 4JB1:1.piston ring material :nodular iron, cast iron, steel, alloy etc(we can aslo ... temperature resistant3)reduce fuel consumption4)long working life4.Our piston ring model as follows:CommodityPart NumberCummins piston ring6BT,6CT,NT855, ... 3B, 14B, 13B, 15B 5.Remark:1)High quality and low price2)Honest service3)OEM service was offered4)For Middle East ...