#6 To #8 An Port Adapter

The #6 to #8 AN Port Adapter by EARLS is a precision-engineered fitting designed to connect hose lines of different AN (Army-Navy) port sizes in hydraulic, fuel, and coolant systems. This straight adapter serves motorsports, marine, and high-performance automotive applications where reliable fluid transfer between mismatched line diameters is critical. Whether you're building a custom racing engine bay, upgrading a performance cooling system, or assembling hydraulic components, this adapter bridges the gap between #6 and #8 AN ports with professional-grade reliability.

Constructed from lightweight aluminum and finished in blue anodized coating, the #6 to #8 AN Port Adapter features a dual O-ring seal design that ensures leak-free performance under pressure. The straight-flow geometry minimizes turbulence and pressure drop, critical for maintaining system efficiency in demanding applications. EARLS' proven manufacturing process guarantees precise thread geometry and surface finish, allowing the #6 male to #8 male O-ring configuration to seat properly without thread sealant tape. The compact 1.5 x 1.1 x 1.6-inch form factor and 0.03-pound weight make installation in tight engine compartments straightforward while maintaining structural integrity.

Professionals and enthusiasts trust EARLS adapters in competition vehicles, custom builds, and high-flow applications where system pressure and reliability cannot be compromised. The #6 to #8 AN Port Adapter integrates seamlessly with standard AN hose fittings, braided lines, and manifold connections commonly found in fuel systems, transmission coolers, and engine oil circuits. Installation requires only a wrench—no special tools or modifications. This adapter is sold individually and is ideal for custom plumbing projects where you need a straightforward, dependable transition between two different AN port sizes.