Loctite 540 Core Plug Sealant is a high-performance adhesive specifically engineered to provide a reliable, long-lasting seal for engine core plugs and other cylindrical assemblies. This specialized sealant fills the gap between the plug and the engine block, preventing leaks caused by vibration, pressure, and thermal expansion.
- High-viscosity formula ensures excellent gap filling and prevents leakage in demanding engine environments.
- Resistant to common automotive fluids and high temperatures, ensuring the integrity of the seal over the life of the engine.
- Blue color allows for easy visual inspection during application and assembly to ensure proper coverage and placement.
This product is ideal for automotive technicians, engine rebuilders, and maintenance professionals who require a dependable solution for sealing core plugs, water pump seals, and other press-fit assemblies.
- Container Type: 250 mL Bottle
- Color: Blue
- Manufacturer Part Number: 88545
About IndustrialSafety.com
IndustrialSafety.com is a trusted national distributor of PPE, safety equipment, and industrial supplies for businesses, contractors, and municipalities across the U.S. We specialize in bulk orders, compliance-driven products, and hard-to-source safety solutions. If you need volume pricing, project quotes, or help finding the right product for your application, our team is ready to help — reach out anytime for a fast, no-pressure quote.



