... castiron etc 2.ISO9001:2008 3.Competitive price original car parts auto parts1.material:boron rock castiron etc2. ... wear proof & high temperature resistant etc. Surface TreatmentPhosphated, Nitrided, Chrome plated etc. B.Production Range: Pistons,Piston Rings,Cylinder Liners ... ,Engine Bearing,Engine Valve & Seat, etc. Car Make: Mercedes Benz, BMW, Opel, Deutz, MAN, Ford, ...