OEM specified and sensor safe, Permatex Ultra Copper RTV is low oder, noncorrosive, and is made to withstand the highest operating temperatures like those found in turbocharged or high-performance engines. It it the most advanced, high-temp RTV silicone gasket material available. Ultra Copper is three times more oil resistant than conventional silicones and eight times more flexible than cut gaskets; and it resists auto and shop fluids as well as vibration. Temperature range -75°F to 700°F intermittant. Danchuk #15891 is suitable for use with any model 1955-57 classic Chevy car or most other vehicles in your collection. Some suggested uses would be exhaust manifolds, headers, valve covers, oil pans, water pumps and thermostat housings. 3.35 oz. tube.
Danchuk has the largest selection of quality 55, 56, 57 parts for your classic Chevy project.