The Cometic MLS head gasket for 1991–2003 Jeep 4.0L inline-six is a .040in gasket sized to a 4.000in bore, built from multiple embossed stainless steel layers with Viton-coated outer faces. This multi-layer design provides rebound, corrosion resistance and improved sealing in demanding environments while reducing clamp load requirements and limiting bore distortion.
Cometic 91-03 Jeep 4.0L Inline-6 4.000in Bore .040in MLS Head Gasket