Earl's Performance AN Port Adapter Fittings

Earl's Performance AN Port Adapter Fittings are precision-engineered to seamlessly bridge AN flare plumbing with O-ring port style components across fuel systems, oil systems, and a wide range of high-performance fluid transfer applications. Backed by decades of motorsports heritage, these adapters deliver the leak-free reliability that professional racers, custom builders, and performance enthusiasts have trusted since 1955.

Key Features:

• Aerospace-Grade Aluminum Construction: Manufactured from high-quality aluminum alloy that meets or exceeds aerospace-grade fitting standards for strength and durability
• Precision Machined: Held to exacting tolerances for trouble-free installation and long-lasting, dependable performance in demanding environments
• Dual Sealing Design: Combines an AN flare (cone) seal with an O-ring port seal for positive, leak-free connections under sustained high-pressure conditions
• Optimized Flow Path: Contoured port end promotes maximum flow efficiency with minimal restriction throughout the system
• Corrosion-Resistant Finish: Protective anodized finish guards against corrosion and wear for extended service life
• Broad Variant Availability: Offered across multiple AN sizes and port configurations to accommodate a wide range of plumbing requirements and build specifications

Common Applications:

• Connecting AN hose ends to O-ring boss (ORB) port fuel pumps, fuel filters, and fuel pressure regulators
• Custom fuel system and oil system builds, upgrades, and fabrication projects
• Racing, street performance, and high-pressure fluid routing where leak-free reliability is critical

Earl's Performance Plumbing has been a cornerstone of the high-performance fluid transfer industry for over five decades, applying aviation-grade engineering principles to automotive, motorsports, and custom fabrication applications. Select from the available variants to find the AN size and port configuration that best suits your specific plumbing needs.