J-B Weld Ultimate Black RTV Silicone Gasket Maker 85g – Oil Resistant

PRODUCT OVERVIEW

J-B Weld Ultimate Black RTV Silicone Gasket Maker (85g) is a maximum oil-resistant, high-temperature silicone sealant designed to form reliable, flexible gaskets for automotive and marine applications. It is OEM specified and suitable where extended drivetrain warranty compliance is required.

KEY FEATURES

• Maximum resistance to engine oil and shop fluids
• High-temperature performance from -54°C to 260°C (intermittent)
• Fast-curing, sensor-safe, low-odor and non-corrosive formula
• Meets performance specifications of OE silicone gaskets
• Retains flexibility and strong oil-resistant properties

APPLICATIONS

This RTV silicone gasket maker is intended to be used in place of a gasket, not with a gasket. Using it together with a conventional gasket can cause seal failure due to uneven surfaces.

AUTOMOTIVE USES

• Valve covers
• Oil pans
• Intake manifold end seals
• Timing covers
• Differential covers

MARINE USES

• Valve covers
• Oil pans
• Intake manifold end seals
• Timing covers
• Water pumps
• Thermostat housings

TECHNICAL DETAILS

• Type: Ultimate Black RTV silicone gasket maker
• Size: 85g
• Temperature range: -54°C to 260°C (intermittent)
• Formulation: Sensor-safe, low odor, non-corrosive
• OEM specified for drivetrain applications

SUITABILITY & LIMITATIONS

• Designed for sealing and gasket-making on metal components
• Resists automotive fluids, oils and vibration
• Not recommended for head gaskets
• Not recommended for parts in direct contact with gasoline

CROSS REFERENCES

• Reference / Part numbers: 32329, ZPN-30940

FITMENT NOTE

This is a universal gasket maker product and is not specific to a particular vehicle model. Always follow the manufacturer’s instructions and confirm suitability for your application before use.