RTV SILICONE GASKET MAKER (Ultra Black) (Permatex 82180) Permatex Ultra Black 82180RTV Silicone Gasket MakerFast-curing formula. Sensor safe, low odor, noncorrosive. Retains high flexibility. For use on valve covers, oil pans, intake manifold end seals, timing covers, transmission pans etc3.35oz tube.
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