Cometic GM L83/L8B/L82/L84 GEN-V 3.875in Bore .058 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 1982,1984 Chevrolet Corvette Base 1982 Chevrolet Corvette Collector's Edition