Attwood 14531-6 Marine Fuel Tank & Hose Fittings for Mercury/Mariner

Overview

Upgrade your marine fuel connections with the Attwood 14531-6 fittings, designed specifically for Mercury and Mariner tanks and engines. Crafted from durable die-cast zinc, these fittings offer a robust, corrosion‑resistant option that stands up to the salt spray and heat cycles common on the water. The result is a clean, secure interface between fuel lines and tanks that helps you keep fuel flow steady and predictable during trips and at the dock.

Durability and finish go hand in hand with practical design. The solid zinc body provides a compact, dependable profile that fits into crowded engine bays while maintaining ease of handling and installation. This combination supports a sense of confidence when you're away from shore and relying on your boat’s fuel system.

Core design features

• Durable die-cast zinc construction for long-lasting performance in exposed marine environments.
• Versatile compatibility with leaded, unleaded, ethanol-blended, and alcohol-blended fuels.
• Standard 1/4 inch NPT thread with barbed fittings for 3/8 inch inside diameter hose, enabling a secure seal.
• Specifically designed to fit Mercury/Mariner brand engines and tanks for reliable integration.
• Attwood’s reliability-focused engineering supports compatibility and dependable operation in marine fuel systems.

Durability in harsh conditions is a key advantage. The zinc die-cast body is built to withstand exposure to salt air, spray, and daily engine heat, while maintaining a neat appearance and straightforward maintenance routine.

Practical use and installation considerations

• Easy to install into compatible Mercury/Mariner fuel lines, helping maintain steady fuel flow and connection integrity on the water.
• Designed to meet regulatory expectations for marine hardware, prioritizing dependable performance during routine boating trips and excursions.
• Built to endure routine marine use, offering a robust option for boaters who value consistency and peace of mind.

These fittings are meant to be user-friendly for boaters who want a straightforward upgrade or replacement part that integrates with existing Mercury/Mariner systems while supporting flexible fuel choices.

Why choose Attwood

Attwood has a long history of engineering, testing, and manufacturing high-quality marine products. With over 100 years in the field, Attwood parts are designed for compatibility, easy installation, and reliable operation, making the 14531-6 a practical option for teams maintaining freshwater and saltwater vessels alike.