Loctite Superflex red high temp RTV is used for gasketing and sealing applications for both plant maintenance and small, medium and large-sized OEM. As a formed-in-place gasket/sealant, Loctite Superflex red high temp RTV has been designed to give outstanding performance in typical automotive gasketing applications including valve covers, rocker covers, oil pans, water pumps, end seals, intake manifolds and rear axle housings. Loctite SI 596 red high temp RTV silicone adhesive sealant makes gaskets that resist temperatures to 600 °F (315 °C) intermittent. Resists aging, weather and thermal cycling without shrinking, cracking or hardening. Fills gaps to 0.25 Inch. It is specially formulated to meet the low silicone volatiles requirements of the automotive industry for 315 °C flange sealants.