Cometic Dodge Cummins Diesel 4.188 inch Bore .061 inch MLX Head GasketCOMETIC MLX (Multi Layer Stopper) gaskets utilize an integrated stopper layer for combustion chamber sealing and improved clamp load around the cylinder without increasing bore distortion. MLX technology can be found in some head gaskets and are made from the same materials as our MLS Head Gaskets. No sealants or re torque required. This Part Fits: Year Make Model Submodel 1989 1993 Dodge D250 Base 1989 1993 Dodge D350 Base 1994 1998 Dodge Ram 2500