PERMATEX Ultra Black Max Oil Resistant Gasket Maker 368g RTV Sealant

PERMATEX Ultra Black Max is a premium RTV silicone gasket maker engineered to provide maximum oil resistance and superior sealing performance in demanding automotive applications. Developed for modern engines and driveline components, it forms durable, flexible gaskets that resist oil, vibration, thermal cycling and harsh operating conditions.

The advanced formula is designed for applications where conventional gasket materials may fail due to movement, expansion and exposure to lubricants. Once cured, Ultra Black Max creates a highly flexible seal that maintains integrity under challenging service conditions, making it ideal for engine assembly, maintenance and repair work.

Suitable for valve covers, oil pans, timing covers, transmission pans, differential covers, water pumps and numerous other sealing applications, this professional-grade gasket maker is trusted by mechanics, engine builders and automotive workshops worldwide.

Key Features

• Maximum Oil Resistance: Formulated to withstand prolonged exposure to engine oils and lubricants.
• RTV Silicone Technology: Creates formed-in-place gaskets with excellent sealing performance.
• High Flexibility: Resists cracking and maintains seal integrity during vibration and movement.
• Excellent Temperature Resistance: Suitable for demanding automotive operating environments.
• Sensor Safe Formula: Non-corrosive and safe for modern engine management systems.
• Professional Repair Solution: Suitable for maintenance, engine assembly and component sealing.
• Fast Application: Easy-to-apply sealant for workshop and field repairs.
• Wide Automotive Compatibility: Suitable for numerous engine, transmission and driveline applications.

ADDITIONAL INFORMATION

• Brand: PERMATEX
• MPN: PX24105
• Product: Ultra Black Max
• Type: RTV Silicone Gasket Maker
• Colour: Black
• Application: Formed-in-place gaskets and sealing applications.
• Suitable Areas: Valve covers, oil pans, timing covers, transmission pans, differential covers and engine components.
• Key Property: Maximum oil resistance and flexible sealing performance.
• Industry Use: Automotive repair, engine rebuilding, mechanical maintenance and workshop servicing.
• Professional Use: Yes
• DIY Suitable: Yes