Cometic Nissan KA24DE 91-98 Exhaust .030 inch MLS Head Gasket 1.575 inch SQUARE PortCOMETIC MLS (Multi Layer Steel) Exhaust Gaskets are designed for extreme cylinder pressures. MLS Exhaust Manifold Gaskets maintain a torque set and resist corrosion. They will not burn through or push out. MLS Exhaust Manifold Gaskets withstand different combinations of cylinder head and exhaust manifold materials. No sealants are required. The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load