Permatex’s Optimum Red offers the maximum temperature resistant available today. Optimum Red ranges up to 750?F (399?C); higher than Ultra Copper and Regular RTV Red. This Maximum Temperature gasket maker is resistant to high thermal cycling and is sensor-safe, non-corrosive RTV. This chemical gasket maker can be used in replacement of pre-cut gaskets and is ideal for high-temperature applications such as the exhaust manifold, header, turbochargers and slip-fit exhaust parts.
- Maximum temperature performance
- Sensor-safe, non-corrosive, RTV silicone
- OEM specified
- Temperature resistance up to 750?F (399?C) intermittent
- Resistant to high thermal cycling