Permatex, 3.5 OZ, Ultra Gray, Rigid High Torque RTV Silicone Gasket Maker, Sensor Safe, Low Odor, Non-Corrosive, Outstanding Oil Resistance & Joint Movement Tolerance, 8 Times More Flexible Than Cork/Composite Gaskets, 3 Times More Oil Resistant Than Conventional Silicones, Use For Valve Covers, Oil Pans, Transmission Pans, Intake Manifold End Seals, Timing Covers, Water Pumps & Thermostat Housings, Tube.