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SKU: 11255 | UPC: 690092191184
Vibrant -16 AN Male Weld Bung (1-5/8in Flange OD) - Mild Steel
Vibrant Performance weld bungs deliver precise plumbing solutions for automotive custom projects like aluminum radiators oil pans and fabricated tanks. This -16 AN male bung in mild steel welds cleanly into steel components for leak-proof high-flow connections. Builders rely on it for specialized fabrication needs across racing street and off-road builds.
Key Features
- -16 AN Male Thread: 1.3125-12 thread pitch locks securely with AN-16 female fittings for high-pressure fuel oil or coolant lines
- 1-5/8in Flange OD: 1.625in diameter flange offers wide weld surface for strong penetration and vibration resistance
- 1-3/8in Shell OD: 1.375in outer diameter shell fits 1.5in ID tubing or drilled holes up to 1.40in for versatile placement
- Mild Steel Build: Readily weldable material handles MIG TIG or stick processes with excellent fusion to steel pans radiators and tanks
- 1.785in Overall Length: Compact design integrates into tight spaces while providing full thread engagement for reliable seals
Product Notes
- Inspect and clean weld surfaces before use to ensure optimal joint strength
- Compatible with steel fabrication avoid aluminum direct welding
- Individual protective packaging prevents shipping damage
Installation Notes
- Professional installation recommended.
- Drill 1.375in hole tack weld then fully fuse flange to base material
- Pair with AN-16 swivel seal fittings or hose ends for complete assembly
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | - | Custom Fabrication | Radiators Oil Pans Tanks |
| Universal | - | Performance Builds | Fuel Oil Coolant Systems |
Why Choose Vibrant?
- Trusted brand in racing and automotive fabrication for consistent results
- Precision CNC-machined components built to withstand extreme conditions
- Engineered tolerances ensure leak-free performance in demanding applications
Frequently Asked Questions
-
Q: What hole size is required for the weld bung shell?
A: Use a 1.375 inch diameter hole matching the shell OD for flush fit and secure welding -
Q: Can this bung be used for fuel oil or coolant lines?
A: Yes -16 AN sizing supports high-flow fuel oil or coolant with compatible AN fittings up to 1000psi -
Q: What welding methods work best with mild steel bung?
A: MIG TIG or stick welding on clean steel surfaces yields strongest bonds preheat if needed for thicker bases
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Individual protective box 2 x 2 x 2 inches
- Weight: 0.10 lbs
Bungs
Bungs parts and accessories are stocked at Black Ops Auto Works for street builds, track cars, trucks, and custom fabrication. Shop O2 sensor bungs, wideband bungs, AN weld bungs, coolant bungs, oil pressure ports, threaded bungs, stand-off bungs, weld fittings, sensor plugs, tube bungs, frame plugs, and fabrication hardware with application details for the systems and platforms that need them. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 123 Bungs SKUs across sensor ports, fluid fittings, exhaust hardware, threaded fabrication parts, and installation accessories. What This Bungs Collection Covers Bungs are weld-on or threaded foundation pieces for custom exhaust, fuel, coolant, oil, intake, chassis, and gauge work. This broad selection includes stainless steel O2 bungs, titanium AN bungs, aluminum stand-off bungs, threaded plugs, sensor ports, and weld fittings for fabricato...
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Fabrication
Shop Fabrication Parts and Materials at Black Ops Auto Works for stainless steel tubing, titanium tubing, aluminum charge piping, mandrel bends, V-band clamps, flanges, merge collectors, AN fittings, PTFE hose kits, braided fuel and oil lines, heat shields, welding supplies, brackets, bungs, and hardware for building custom exhaust systems, turbo plumbing, intercooler piping, and fuel system routing. Start with tubing in stainless, titanium, or aluminum in the right diameter and wall thickness, then add mandrel bends, flanges, V-bands, and clamps to complete the joint work. Black Ops Auto Works carries 5,866 fabrication SKUs from Vibrant Performance, Ticon Industries, Stainless Bros, Radium Engineering, Fragola, DEI, and ATP Turbo. Why Custom Fabrication Custom fabrication solves fitment problems that no universal or pre-bent kit can address. Raw tubing, flanges, and fittings give the fabricator freedom to route exhaust around a turbo, snake charge pipe around accessories, hard-...
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Vibrant
Vibrant Performance parts for custom exhaust, turbo builds, and fabrication projects are stocked at Black Ops Auto Works. Shop clamps, V-band flanges, mandrel bends, silicone couplers, wideband bungs, catalytic converters, resonators, tips, mufflers, oil catch cans, AN fittings, hoses, wastegate flanges, and fuel system fittings for street, race, drift, and off-road builds. Every product is filterable by size, material, and fitting type so the correct part ships the first time. Black Ops Auto Works carries 3,096 Vibrant Performance SKUs across exhaust fabrication, forced induction plumbing, and fuel system hardware. What This Brand Covers Vibrant Performance manufactures exhaust and fabrication parts for DIY custom exhaust, turbo builds, and general fabrication work. The catalog spans stainless mandrel bends and V-band flanges for exhaust construction, silicone couplers and hump hoses for intercooler and intake plumbing, and AN fittings and PTFE hose for fuel and oil systems. Fa...
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