Permatex Ultra Copper Maximum Temp Gasket Maker 85G Px81878 Permatex 81878

Permatex Ultra Copper Maximum Temp Gasket Maker 85G

The Permatex Ultra Copper Maximum Temp Gasket Maker is an OEM-specified solution designed for high operating temperatures, turbocharger applications, and exhaust systems. This advanced high-temperature RTV silicone gasket maker is ideal for automotive professionals and DIY enthusiasts alike, providing reliable sealing in demanding conditions.

With its sensor-safe, low-odour, and non-corrosive formulation, this gasket maker offers exceptional performance. It is three times more oil resistant than conventional silicones and eight times more flexible than cut gaskets, ensuring a durable and effective seal for various automotive applications.

Key features

• Most advanced, high temp RTV silicone gasket available
• Three times more oil resistant than conventional silicones
• Eight times more flexible than cut gaskets
• Sensor-safe, low odour, and non-corrosive with superior adhesion

Technical details

• Volume: 85 grams
• Temperature range: -54°C to 371°C (intermittent)
• Resistant to auto and shop fluids
• Excellent vibration resistance

Applications / fitment

This gasket maker is typically used in high-performance automotive applications, particularly where high temperatures and oil resistance are required.

• Turbocharger installations
• Exhaust systems
• High-performance engines
• General automotive repairs

Why buy from Mick’s Gone Bush?

• Trusted Australian business focused on reliable power, auto-electrical, and service parts.
• Stock sourced from reputable distributors and brands.
• Practical support for trade, off-grid, and fleet customers.
• Clear shipping, warranty, and customer service.

Frequently asked questions

How do I apply the Permatex Ultra Copper Gasket Maker?

Ensure surfaces are clean and dry. Apply a continuous bead of gasket maker to one surface, then assemble parts within 10 minutes for best results.

Is this product safe for use with sensors?

Yes, the Permatex Ultra Copper Gasket Maker is sensor-safe, making it suitable for use in applications with sensitive components.

What is the temperature range for this gasket maker?

The gasket maker can withstand intermittent temperatures from -54°C to 371°C.

Can I use this product on exhaust systems?

Yes, it is specifically designed for use in exhaust systems and turbocharger applications.

How long does it take to cure?

It typically cures in 24 hours at room temperature, but full strength is achieved after 72 hours.