Edelbrock exhaust gaskets #7226 are made for 1958–1979 Big-Block Chrysler 361–383–400, 413–426 and 440 V8 engines and feature the EnCore HTX-900 high-density fiber/metal core composite. The bonded, graphite-coated fiber layers and expanded steel core deliver heat resistance, load retention and reliable sealing for exhaust manifold and header applications. A 1.84" x 1.33" port size and 50% recovery rate allow for thermal expansion when flange torque varies.
Edelbrock BB Chrysler Exhaust Gasket