ROBO MAX RTV SILICONE GASKET MARKER HI- TEMP

Red RTV Silicone Gasket Maker – Resists temperatures up to 650°F (343°C). Ideally suited for intake and exhaust manifolds, headers, thermostat housings, leak-proof; will not foul oxygen sensors. Ultra Plus 999 RTV Silicone Gasket Maker – Resists oil, water and anti-freeze.