Description
Cometic 4.125 MLS Head Gasket .051 GM LSX RH 21411406 1973 1974 GMC C15 C1500 Suburban WEI7155 1973 1974 GMC C15 C1500 Suburban Flow design will accommodate enhanced performance engines by aiding them in improving exhaust velocity to drive the turbocharger Cometic finds a solution 051" MLS Cylinder Head Gasket