MAHLE Original CS54230 Engine Conversion Gasket Set All MAHLE Original gaskets meet or exceed the original equipment specifications providing the finest sealing products available MAHLE Original gaskets utilizes OE equivalent or better materials in all our gaskets Conversion lower (CS) set contains gaskets & seals to service the lower end of the engine block. The contents of MAHLE Original gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package