Russell Performance Weld-In Bungs

Russell Performance Weld-In Bungs are precision-machined fittings designed to weld directly into fuel cells, oil pans, exhaust pipes, manifolds, and other fabricated metal components — creating a secure, leak-free threaded port wherever one is needed. Trusted by racers and professional builders across motorsports and high-performance street applications, these bungs deliver the consistency and reliability that demanding builds require.

Key Features:

• Welding lip design prevents thread distortion and warping during the welding process, ensuring proper thread engagement and a clean, professional finish after installation
• Multiple thread configurations available — including AN/JIC, NPT pipe thread, and metric thread options to suit a wide range of components and plumbing systems
• Male and female versions available to match your specific fitting and hose-end configuration
• Material options include aluminum and steel — select the right material to balance weight savings and durability for your application
• Compatible with Russell hose ends and hardlines for clean, reliable connections to fuel pumps, oil pumps, fuel filters, and virtually any fluid system component
• Universal application — suitable for motorsports, street performance, marine, and off-road fabrication builds

About Russell Performance:

Russell Performance Products has been a leader in advanced fluid transfer systems for more than 30 years, manufacturing a complete line of hoses and fittings for fuel, brake, water, oil, and other systems across automotive, motorcycle, and marine applications. Russell has supplied innovative fluid transfer solutions for everything from NASCAR Sprint Cup to Top Fuel drag racing, backed by a dedicated engineering team and rigorous quality control standards. Whether you are plumbing a custom fuel cell, adding a port to a fabricated oil pan, or building out a race car fluid system from scratch, Russell Weld-In Bungs provide the precision and durability that professional builders and racers depend on. Select the correct thread type and material from the available variants below.