Upgrade your custom plumbing or fuel system setup with the Earl’s -3 Steel Tube Nut, designed for secure, leak-free performance in any high-pressure application. Crafted from premium domestic steel with an electroless nickel-plated finish, this tube nut ensures superior durability, corrosion resistance, and a precise fit for 3/8-inch hardline tubing. Engineered for versatility, the Earl’s Tube Nut is compatible with various air and fuel delivery systems, making it an ideal choice for professional builders and performance enthusiasts alike. Whether used in race applications or custom plumbing projects, it delivers consistent reliability and long service life.
Features:
- Precision-machined steel construction for maximum strength
- Electroless nickel plating for superior corrosion resistance
- Compatible with 3/8-inch hardline tubing
- Designed for reliable sealing in fuel and air delivery systems
- Ideal for custom plumbing and racing applications
- Easy installation with standard -3 AN fittings