Red High Temp Sensor Safe RTV Silicone Sealant For Auto Engines Oxygen Sensor Friendly Heat Resistant Gasket Sealant That Won’t Shrink Or Crack Won’t Foul Sensors 80 mL Tube Built For Extreme Temperatures And Thermal Cycling
✔️ Heat resistant -75°F to 600°F; single 80 mL tube, ready-to-use
This red silicone sealant is a high-temperature gasket adhesive designed for automotive engines, especially in oxygen-sensor-equipped setups. It stays flexible through thermal cycling, bonds to metals like aluminum and stainless steel, and resists oils, water, weather, and vibration. The formula cures tack-free in about an hour and reaches full strength in 24 hours, making it ideal for sealing valve covers, oil pans, timing covers, water pumps, thermostat housings, and transmission pans.
✅ High-temperature silicone adhesive for automotive engines with sensor clearance
✅ Temperature range -75°F to 600°F (-59°C to 316°C) intermittent
✅ Won't shrink, crack, or foul oxygen sensors when fully cured
✅ Bonds to aluminum and stainless steel; resistant to oils and weather
✅ Tack-free in about 1 hour; full cure in 24 hours
✅ Pack: 1 x 80 mL tube
💡 What is a high-temperature silicone sealant used for in automotive engines?
It’s a handy, sensor-friendly sealant designed for engine joints that see heat and oil exposure.
- Seals valve covers, oil pans, timing covers, water pumps
- Oxygen sensor safe after cure; won’t foul sensors
- Resists oils, water, weather, and vibration for long-lasting seals