MANNOL Gasket Maker Black is a sealant, vulcanising into silicone rubber at room temperature. It is exceptionally resistant to the influence of extreme temperatures. It creates a reliable seal that will not crack, does not shrink and shift under the influence of sudden temperature changes. It replaces O-rings, washers as well as asbestos, rubber, felt, paper, cork and metal seals. It can be effectively used for repairing the following components: valve trains, transmission oil pans, thermostat housings. It is resistant to the influence of lubricants, coolants, petrol, kerosene, water, acid solutions and alkalis. It is easy to apply and remains flexible. The working temperature of this product is from -40 °C up to +230 °C.