HARDEX RED Gasket Maker is a one part component with special design to withstands temperature up tp 650F. It forms any size of shape gasket which is resistant to both high temperature and high pressure. Resists cracking, shirnking and migrating caused by thermal cycling. Withstands temperature from -80F up to 650 F Ideal for timing covers, valve covers, oil pans, intake manifolds, exhaust manifolds and water pumps. Dries securely as gasket.