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Earls 781662ERL Vapor Guard Straight 1/8 Inch NPT to 3/8 Inch
Earls 781662ERL Vapor Guard Straight 1/8 Inch NPT to 3/8 Inch

Earls 781662ERL Vapor Guard Straight 1/8 Inch NPT to 3/8 Inch

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Earls 781662ERL Vapor Guard Straight 1/8 Inch NPT to 3/8 Inch
Earls 781662ERL Vapor Guard Straight 1/8 Inch NPT to 3/8 Inch
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We estimate this item will ship on or before March 23rd.
Part # 425781662ERL
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  • This item ships directly from the manufacturer. It may take an additional 2 business days for Earls Performance to ship this item.
  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
  • This item ships via Ground Shipping only. Expedited and Air shipping options are not available.


Fitting End A:
3/8" Hose barb
Fitting End B:
1/8" NPT Male
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GTIN Code:
MFG. Part #:
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Vapor Guard hose ends feature a special smooth retention bead that retains the hose under pressure while assuring the hose liner is not damaged. They’re black brite-dip anodized for good looks and corrosion protection. Assembly is a snap! Simply cut the hose, push it on and tighten the clamps! Put Earl’s Vapor Guard™ in your arsenal and defend your ride from modern fuels!

  • Aluminum construction
  • Black andoized finish
  • Reusable
  • Straight angle
  • Sold each


  • Aluminum AN style, NPT, and O-ring port hose ends
  • Black bright-dip anodizing offers long life even when used with today’s harsh fuels
  • Brazed bent tube design provides unsurpassed strength
  • Special retention bead retains hose under pressure whileassuring hose liner is not damaged
  • Available in 5/16” & 3/8” Sizes
  • Easy assembly of hose to hose ends w/ clamps
  • Single & dual ear crimp style and screw style stainless steel hose clamps available for a secure assembly
Some parts are not legal for use in California or other states with similar laws/regulations

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  • Dick from Koul Tools shares a tip on how to properly seat the AN fittings using the Koul Tools device.
  • What fittings should you use with your brake or fuel system? What does AN and NPT stand for? All of these questions plus more will be answered in Speedway Motors' latest article about fasteners!
  • Learn how to assemble AN push-on hose ends the right way. It sounds simple enough, but doing this wrong can cause all number of issues down the road.
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