Cometic fiber intake manifold gasket set for Chevrolet 348/409 W‑Series big block V8, .059in thickness with no crossover. Constructed with a fully cured nitrile butadiene binder for superior fluid resistance, the aramid fiber material delivers reliable sealability across varied flange conditions. Asbestos‑free construction and robust material properties make it suitable for restoration and rebuild projects.
Cometic Chevrolet 348/409 W-Series Big Block V8 .059 Fiber Intake Manifold Gasket Set No Crossover