Ensure a leak-free seal in your vehicle's fuel system with the Cosmostar 8 AN Block-Off Cap ORB Plug Fitting Adapter. Crafted from durable aluminum alloy 6061-T6, these plugs feature a 3/4"-16 UNF thread size and an integrated O-ring for optimal sealing. Designed to withstand working pressures up to 1500 psi and temperatures ranging from -65°F to 252°F, they are ideal for use in pressure regulators, radiators, and more. Each pack includes two high-quality adapters, ensuring you have the reliable components needed for your automotive projects.
SEAL YOUR SYSTEM WITH CONFIDENCE – Crafted from high-performance aluminum alloy 6061-T6, these 8 AN block-off caps ensure a durable, leak-proof seal for your pressure regulator and radiator.
EFFORTLESS INSTALLATION - The hexagonal design allows for quick and secure tightening or loosening with standard wrenches, making maintenance a breeze even in tight spaces.
BUILT TO WITHSTAND EXTREME CONDITIONS – Designed to operate under pressures up to 1500 psi and temperatures ranging from -65°F to 252°F, these plugs are ready for the most demanding environments.
VERSATILE APPLICATIONS FOR AUTOMOTIVE NEEDS – Ideal for sealing ports in fuel rails, fuel pressure regulators, radiators, and more, these adapters are a must-have for any system.
DURABLE MATERIALS FOR LONG-LASTING PERFORMANCE – Constructed with aluminum alloy 6061-T6 and Viton rubber O-rings, these fittings resist corrosion and wear, ensuring longevity and reliability in your systems.
LEAK-FREE SEALING YOU CAN TRUST – The integrated O-ring design provides a superior seal, preventing fluid or air leaks and maintaining the integrity of your systems.
READY TO UPGRADE YOUR VEHICLE? – Enhance your systems with these high-quality block-off caps. ADD TO CART now and experience the difference in performance and reliability!