... Neutral 5.Safe for oxygen sensor eqquiped vehicles RTV Silicone Gasket MakerItis one-component, ready-to use sealant designed for formed ... and low temperature, and has excellent adhesion characteristics. RTV Silicone Gasket Maker is often used for engine, gear box, motor flange ... engine parts, boilers, water heaters, as well as on wood, ceramics, glass, etc.The surface must be grease free, dry and clean ...