... .3)Surface Treatment: Phosphated, Nitrided, Chrome plated. Our Cylinder Liner SpecificationsCommon Materialsboron alloy, boron-rock alloy, boron-copper alloy ... , Chrome plated etc. B.Production Range: Pistons,Piston Rings,Cylinder Liners,Engine Bearing,Engine Valve & Seat, etc. Car Make ... Sample & Draft; Or please send us OEM NO. & Engine Model etc; RVI/ BORA MID620.30 cylinder liner(OE NO.: 209WN13)