Oil Tank Bung Kit

$32.50 - $38.50
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Oil Tank Bung Kit

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Description

Oil Tank Filler Cap & Bung Kit with (3) 1/8" NPT Bungs – Complete Weld-In Kit

Build your custom oil tank the right way with this all-in-one weld-in bung kit. Designed for both performance and clean looks, this kit provides every threaded fitting you need for a proper oil tank setup, including feed, vent, and return lines along with a durable screw-in filler cap.

The compact cap features a 1.25"-12 thread with a 1.5" OD aluminum cap and fuel-resistant O-ring for a leak-free seal. Three precision-machined 1/8" NPT bungs are included for oil line connections. All parts are CNC machined in the USA and available in your choice of Mild Steel, 6061-T6 Aluminum, or 304 Stainless Steel, making it easy to match your fabrication material.

Whether you’re building a Harley-Davidson chopper, bobber, or custom oil tank for another motorcycle project, this kit saves time and ensures a clean, professional result.

Product Features:

Complete kit for custom oil tank fabrication

Includes: (1) filler cap & bung, (3) 1/8" NPT bungs (feed, vent, return)

Threaded cap size: 1.25"-12 thread, 1.5" OD aluminum cap

Seal: Fuel-resistant O-ring for leak-free performance

Bung material options: Mild Steel, 6061-T6 Aluminum, or 304 Stainless Steel

Applications: Oil tanks, custom motorcycle builds, choppers, bobbers

Proudly made in the USA

Sold as a complete kit

Upgrade your oil tank fabrication with this filler cap & bung kit with 1/8" NPT fittings – built for clean installs, reliable performance, and long-lasting durability.