Description
Product Overview
The EVIL ENERGY AN10 fuel line union fitting is engineered to meet the rigorous demands of modern automotive fuel systems. Constructed from aerospace‑grade aluminum 6061‑T6, the fitting delivers exceptional strength while remaining lightweight. The black anodized finish not only provides a sleek appearance but also adds corrosion resistance for long‑term durability in harsh engine bays.
Designed with a 7/8‑14 UNF thread, the fitting conforms to the standard AN10 size, ensuring compatibility with a wide range of fuel line components. The 360° swivel mechanism allows the connector to rotate freely, eliminating alignment issues and reducing stress on the hose during installation. This feature is especially valuable in tight engine compartments where traditional rigid fittings can be difficult to position.
With a maximum working pressure of 1,500 PSI and an operating temperature range from –40 °F to 250 °F, the AN10 fitting maintains a reliable seal under extreme conditions. The flare on the AN side is sealed by a precise 37‑degree angle, providing a leak‑free connection that can be repeatedly assembled and disassembled without compromising performance.
Each package includes two pieces, offering a convenient 2‑piece set for quick replacements or dual‑line installations. The compact 0.1 kg weight makes handling easy, while the straight‑type configuration fits seamlessly into standard fuel line layouts.
![[Product front view showing all components]](https://www.blissfulbuy.store/wp-content/uploads/2026/06/f77ae47d4a294e17a2f648321ff0c8f8.jpg)
Usage
This union fitting is ideal for a variety of automotive applications, including fuel pump installations, aftermarket performance upgrades, and routine maintenance repairs. Whether you are fitting a high‑performance race car or a daily driver, the AN10 connector provides a secure, high‑flow pathway for gasoline or diesel fuel.
Professional mechanics appreciate the ease of assembly: simply thread the fitting onto the fuel line, engage the swivel, and tighten to the specified torque. The design eliminates the need for additional alignment tools, saving time on the shop floor. For DIY enthusiasts, the clear instructions and intuitive design make the fitting a straightforward upgrade that enhances both reliability and performance.
The fitting’s versatility extends to marine and off‑road applications where fuel system integrity is critical. Its ability to withstand vibration, temperature fluctuations, and pressure spikes makes it a trusted component in demanding environments.
Why Choose Us
EVIL ENERGY has built a reputation for delivering high‑quality automotive components that combine precision engineering with practical design. Our AN10 union fitting reflects this commitment, offering a product that passes stringent quality control tests and meets industry standards for fuel system fittings.
Every fitting is manufactured in a controlled environment, where CNC machining ensures exact thread dimensions and consistent swivel tolerance. The anodized aluminum surface undergoes a rigorous coating process to guarantee uniform thickness and resistance to chemical exposure.
We stand behind our products with a responsive customer support team ready to assist with installation guidance, technical specifications, or warranty inquiries. Our dedication to after‑sales service means you receive not only a superior product but also the confidence that help is just a call or email away.
Key Features
- Premium 6061‑T6 aluminum construction for strength and lightweight performance
- 360° swivel design eliminates alignment challenges and reduces hose stress
- Rated for 1,500 PSI and –40 °F to 250 °F, ensuring reliable operation under extreme conditions
- Standard 7/8‑14 UNF thread fits a wide range of AN10 fuel line components
- Dedicated customer support and warranty coverage for peace of mind
FAQ
What type of fuel can I use with this fitting?
The AN10 union fitting is compatible with gasoline, diesel, and ethanol‑blended fuels. Its aluminum construction and sealed flare design provide a leak‑free connection for all standard automotive fuels.
Can the fitting be reused after removal?
Yes. The 360° swivel mechanism and precision‑machined threads allow the fitting to be disassembled and reassembled multiple times without loss of sealing performance, provided the threads are kept clean and free of debris.
Is the fitting suitable for high‑performance applications?
Absolutely. The 1,500 PSI pressure rating and robust aluminum alloy make the fitting ideal for high‑flow, high‑pressure fuel systems often found in performance and racing setups.
How do I ensure a proper seal during installation?
Apply a compatible thread sealant to the UNF threads, align the 37‑degree flare correctly, and tighten to the manufacturer‑specified torque. This procedure guarantees a secure, leak‑free connection.





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