... Quality System Certification. Cummins Clutch booster of 1608N-010(70#) 1.Bore:70 2.Applicable models:Dongfeng, Jiefang and other heavy ... effort.5.We have other Clutch booster just like:1608Z36-010,1608N-010,1608Z07-010,1608N29-010,1608Z66-010,1608Z29-010,160801-T0400.The bore has ... position based on Dongfeng Auto Co., Ltd., Dongfeng Cummins Engine Co., Ltd. and China (Shiyan) Auto- Parts Co., Ltd. ...