Liquid Gasket Sealer – Oil Resistant Silicone Automotive Sealant
Liquid Gasket Sealer – Oil Resistant Silicone Automotive Sealant
Keep your engine, gearbox, and pump assemblies sealed tight with this Liquid Gasket Sealer. Formulated with flexible silicone, this oil-resistant automotive sealant fills surface imperfections and creates a durable, leak-free bond — no pre-cut gasket required. Whether you're tackling a routine engine service or a gearbox reassembly, this sealant delivers a professional-grade seal that holds up under heat, vibration, and fluid exposure.
Why You'll Love This Liquid Gasket Sealer
- Oil & Fluid Resistant: Stands up to engine oil, gear oil, coolant, and transmission fluid for long-lasting performance.
- Gasket-Free Application: Eliminates the need for pre-cut gaskets — apply directly to mating surfaces for a custom, gap-filling seal.
- Flexible Silicone Formula: Cures to a tough yet flexible seal that absorbs vibration and handles thermal expansion without cracking.
- Low Odour: Specially formulated to minimise fumes during application, making it easier to use in enclosed spaces.
- Wide Compatibility: Suitable for engines, gearboxes, differentials, pumps, timing covers, oil pans, and more.
- 2 Colour Options: Choose the variant that suits your application and preference.
- Ready to Use: No mixing or prep required — apply straight from the tube for fast, convenient repairs.
Ideal Applications
This versatile liquid gasket sealer is perfect for:
- Engine oil pan and valve cover sealing
- Gearbox and differential housing joints
- Water pump and timing cover assemblies
- General automotive sealing and repair tasks
How to Use
- Clean and degrease both mating surfaces thoroughly.
- Apply a continuous, even bead of sealant around the surface or bolt holes.
- Assemble the parts immediately and torque fasteners to specification.
- Allow the sealant to cure fully before running the engine or exposing to fluids.
Product Specifications
- Type: Liquid Silicone Gasket Sealer
- Resistance: Oil, coolant, and fluid resistant
- Application: Gasket-free, direct-to-surface
- Odour: Low odour formula
- Colour Options: 2 available
- Compatibility: Engines, gearboxes, pumps, differentials, and more
For guidance on safe handling of automotive chemical products, refer to the OSHA Chemical Hazards resource.
Frequently Asked Questions
Q: What surfaces can I use this liquid gasket sealer on?
A: This liquid gasket sealer is designed for use on metal mating surfaces throughout a vehicle — including engine oil pans, valve covers, timing covers, gearbox housings, differentials, and water pump assemblies. It works wherever a traditional cut gasket would be used, delivering a strong, oil-resistant bond directly between machined metal surfaces.
Q: How long does the sealant take to cure?
A: Cure time can vary depending on temperature and humidity, but the sealant typically skins over within 15–30 minutes and reaches a full cure within 24 hours. For best results, allow a full cure before running the engine or exposing the joint to oil and fluids.
Q: Is this sealant suitable for both petrol and diesel engines?
A: Yes — this silicone-based liquid gasket sealer is compatible with both petrol (gasoline) and diesel engines. Its oil-resistant, heat-tolerant formula makes it a reliable choice across a wide range of vehicle makes and models.
Q: Does this product replace a traditional gasket entirely?
A: Yes. This is a gasket-free sealant, meaning it forms a custom seal directly between the mating surfaces without the need for a pre-cut paper, rubber, or composite gasket. It fills minor surface imperfections and creates a leak-resistant joint that conforms perfectly to your specific application.