Mr Gasket 63-79 Pontiac w/326-455 & Oval Ports, Copper Seal Header Gaskets, 1.55 x 1.94 - (MRG-7171MRG)

DescriptionUltra Seal Exhaust Gasket Set; Oval Port Shape; Port Dimensions W-1.46 in. x H-1.93 in.;Graphite impregnated facing and a steel expanded metal core. Superior tensile strength. Resists...

DescriptionUltra Seal Exhaust Gasket Set; Oval/D Port Shape; Port Dimensions W-1.55 in. x H-1.94 in.;Graphite impregnated facing and a steel expanded metal core. Superior tensile strength. Resists...

DescriptionHeader Install Kit; Oval/D Port Shape; Port Dimensions W-1.55 in. x H-1.94 in.;Kit includes gaskets and fasteners necessary for header installation. Made using premium Ultra-Seal exhaust...

DescriptionAluminum Header Gasket; D Port Shape; Port Dimensions W-1.55 in. x H-1.94 in.;With the ever-increasing technology in performance and racing engines, supercharged, turbo charged,...

DescriptionExhaust Gasket Set; D Port Shape; Port Dimensions W-1.5 in. x H-1.94 in.;Mr. Gasket has three types of exhaust gaskets--standard, Ultra Seal, and Copperseal. Use the standard for a stock...