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Earls Straight -3 Bulkhead - Stainless Steel

Long - Through Frame Style Fitting - 1.5" to 2.0"

Part # SS983503ERL Be the first to write a review
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These stainless steel bulkhead fittings are ideal for use in custom applications where the AN plumbing must pass the frame on tubing on a street rod or race car. These fittings eliminate the need for tabs or brackets on the frame and allow the plumbing to be hidden on the inner edge of the frame rails. Fits through tubing from 1.5" to 2.0" thick. Sold individually w/ matching Flanged bulkhead nut.


  • Long Style Bulkhead Fitting
  • Material: 304 Stainless Steel w/ Natural Finish
  • Flanged Hex & Bulkhead Nuts – More Attractive Than Standard Hex & Washer
  • AN Flare on Both Ends
  • Fits Through Frame Tubing – From 1.5” to 2.0” Thick
  • Sold Individually w/ Matching Flanged Bulkhead Nut
  • Ideal for Use on Street Rod & Provides a Custom Look w/o Brackets or Tabs
  • Ideal for Use on Brakes, Fuel System, Transmission Cooler & Other Plumbing Systems

About Earls

Earl's Performance Plumbing brought aviation fluid transfer technology to the automotive performance market over five decades ago. With the most extensive line of plumbing products available, you can count on Earl's from start to finish.

Adapter AN Size ( A )3 AN MALE
Adapter AN Size ( B )3 AN MALE
Adapter TypeStraight Bulkhead
Brand Earls
Emission Code5
MaterialStainless Steel
Mount Hole Diameter3/8"
Product LinePremium
Product TypeBulkhead
Thread Size3/8"-24
Wrench Size9/16"
Part NumberSS983503ERL

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Use Anti-Seize to prevent galling on the bulkhead nut.

    *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.