Plunger Barrel Assembly 1. A, P, AD, PW series... 2.Cummins, Komatsu, Hino, 3. OEM service can be provided 4. Stainless ste Plunger Barrel Assembly1. A, P, AD, PW series...2.Cummins, Komatsu, Hino, 3. OEM service can be provided4. Stainless/ high speed/ bearing steel material Hot Seller ! ! ! Plunger for diesel engine