Bikers Choice Chrome Round Petcock 3/8 Hose Barb for 1957-2006 Harley-Davidson

Part #:WPN-100348

$99.99

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Chrome round petcock with 3/8″ barb for 1957-2006 carbureted Harley-Davidson, available in 22mm and 3/8″ NPT thread sizes with Left, Right, or Down outlet positions.

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Bikers Choice Chrome Round Petcock 3/8 Hose Barb for 1957-2006 Harley-Davidson

Replacing a stock or failed petcock immediately improves fuel delivery and adds a clean look to any carbureted build. The round body delivers a smooth, streamlined profile while still providing wrench access for installation, making it a practical fuel system upgrade for Harley choppers, bobbers, and stock carbureted builds.

Key Features

  • High-flow design for improved fuel delivery compared to restrictive stock valves
  • Round body profile for a smooth, streamlined appearance on custom builds
  • Chrome-plated finish for corrosion resistance and a polished appearance
  • Available in 22mm and 3/8″ NPT thread sizes covering 1957-2006 Harley-Davidson models
  • Three outlet directions available: Left, Right, and Down

Technical Specifications

Outlet Fitting
3/8″ barbed (requires 3/8″ I.D. fuel line)
Thread Options
22mm nut-style female thread; 3/8″ NPT male thread
Body Style
Round
Finish
Chrome-plated
Outlet Directions
Left, Right, Down

Fitment Notes

  • 22mm thread version fits 1975-2006 carbureted Harley-Davidson Sportster and Big Twin
  • 3/8″ NPT thread version fits 1957-1974 Sportsters and 1966-1974 Big Twins (Shovelhead and Panhead era)
  • Requires 3/8″ inside diameter fuel line, confirm fuel line I.D. before ordering
  • Outlet direction determines which side the barb points when installed, select based on your routing path
  • Note: The 3/8″ NPT / Left and 3/8″ NPT / Down outlet positions are not currently available in this family

Compatible Harley-Davidson Models

This petcock fits 1957-2006 carbureted Harley-Davidson models -- select the thread size that matches your fuel tank fitting.
Thread SizeYear RangePlatform
22mm (Nut-Style Female Thread)
22mm1975-2006Carbureted Sportster and Big Twin
3/8" NPT (Male Thread)
3/8" NPT1957-1974Sportster
3/8" NPT1966-1974Big Twin (Shovelhead / Panhead)
Weight N/A
Dimensions N/A
Size

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Position

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