Cummins 6BT Piston Ring set 3938177 1. Type: Piston ring 2. Part No.: 3938177 3. Place of Origin: China (Mainland) 4. Engine/Application : Cummins 6BT

Cummins NT855 Piston ring set 3801056 1. Type: Piston ring set  2. Part No. : 3801056 3. Place of Origin: China (Mainland) 4. Application : Cummins NT855