Fragola -4AN Performance Weld Bung

Universal 2010–2025

Part #: 499552

Overview

The Fragola -4AN Male Weld Bung with a .750" Diameter Step is a high-quality component designed for automotive enthusiasts and professional fabricators who require reliable and durable fittings for fuel, oil, or coolant systems. Crafted from premium aluminum, this weld bung ensures a secure and leak-free connection in custom plumbing applications. Whether you're building a race car, restoring a classic, or upgrading your vehicle's fluid systems, this weld bung provides a robust solution that withstands harsh conditions and high pressures.

Designed for universal use, this weld bung is ideal for custom fabrication projects where precise fitting and durability are paramount. Its high-grade aluminum construction offers excellent corrosion resistance and lightweight performance, making it suitable for a wide range of automotive and motorsport applications. With its straightforward weld-on design, installation is quick and secure, providing a seamless integration into your existing or new fluid systems.

Key Features

Our weld bung features a high-quality aluminum construction that combines strength with lightweight performance, ensuring long-lasting durability in demanding environments. The .750" diameter step allows for versatile fitting options, accommodating various hose sizes and fittings with ease. Its precision-machined threads and smooth weld surface guarantee a tight, leak-proof seal when properly welded to your custom or stock components.

• Constructed from high-quality aluminum for corrosion resistance and durability
• .750" diameter step provides compatibility with a variety of hoses and fittings
• Weld-on design for secure, permanent installation
• Precision-machined threads ensure a tight, leak-free connection
• Universal application suitable for fuel, oil, or coolant systems
• Lightweight yet robust, ideal for performance and racing applications
• Designed to withstand high pressures and harsh operating conditions
• Easy to weld onto custom or stock metal components
• Limited warranty for peace of mind and product confidence

Construction & Design

This weld bung is meticulously crafted from high-grade aluminum, ensuring excellent strength-to-weight ratio and resistance to corrosion. Its precision-machined threads provide a perfect fit for -4AN fittings, while the smooth weld surface facilitates a clean, professional weld that ensures a secure seal. The .750" diameter step is engineered to accommodate a range of hose sizes, offering versatility for various fluid transfer needs. The compact, streamlined design minimizes space requirements and simplifies installation in tight engine bays or custom setups.

Installation & Fitment

Installing the Fragola weld bung is straightforward for experienced fabricators and mechanics. It requires welding onto a compatible metal surface, such as a fuel tank, oil pan, or coolant reservoir. No additional fittings or adapters are necessary beyond the -4AN connection. Proper welding techniques should be employed to ensure a leak-proof seal. This component is designed for permanent installation, making it ideal for custom fabrication projects where a secure, durable connection is essential. No cutting, drilling, or tuning is required beyond the welding process.

• Weld directly onto your metal component for a secure, permanent fit
• Compatible with -4AN fittings and hoses
• Ideal for custom fuel, oil, or coolant systems
• Suitable for high-performance and racing applications

What's Included

• 1 - Weld Bung (-4AN Male) in high-quality aluminum

Ideal For

This weld bung is perfect for automotive enthusiasts, race car builders, and fabricators who need a reliable, durable fitting for custom fluid systems. It is suitable for use in fuel, oil, or coolant lines where a secure weld connection is required. Its universal design makes it compatible with a wide range of vehicles and applications, from street cars to high-performance race vehicles.