Loctite 263 Threadlocker Red Su rface Insensitive 6ml 2203451

Vibration and thermal cycling can loosen critical fasteners during high-performance driving, risking catastrophic failure at the worst possible moment. Loctite 263 Red provides a permanent, surface-insensitive bond that locks fasteners in place without requiring disassembly for future maintenance. This is the threadlocker of choice for engine bay, drivetrain, and suspension components where fastener security is non-negotiable.

The surface-insensitive formula cures reliably on contaminated or oily threads—a real-world advantage in racing and high-mileage builds where perfect cleanliness isn't always possible. A single 6ml tube delivers enough coverage for dozens of critical fasteners, making it an essential pit box and shop staple.

• Threadlocker type: Permanent strength
• Color: Red (Loctite 263)
• Size: 6ml tube
• Quantity: Single tube
• Surface sensitivity: Low (works on contaminated threads)
• Cure time: 24 hours full strength
• Removability: Requires heat and tools
• Application: Engine, drivetrain, suspension fasteners
• MPN: 2203451