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Earl's UltraPro Hose End

-6 Crimp-On (Swivel) 30° Bent Tube Hose End - Fits Carburetors w/ 7/8"-20 Threads on the Fuel Bowls

Part # 633369ERL Be the first to write a review
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UltraPro carburetor hose ends attach the UltraPro hose directly to most Holley carburetors w/ 7/8"-20 threads on the fuel bowl. These -6 AN crimp-on style port hose ends eliminate the bowl adapters & traditional hose end for simpler plumbing and extra clearance. Choose from hose ends with Straight, 30°, 45°, 60°, or 90° bent tube style construction for increased fuel flow. Aluminum w/ black anodized finish. UltraPro AN hose is ideal for use with all types of fuels.


  • Crimp-on hose ends that fit most Holley® carburetors – w/ 7/8”-20 threads on the fuel bowl
  • Eliminates the need for special carburetor fuel lines, bowl adapters & standard hose ends
  • Compact design provides extra clearance & simplifies plumbing to carburetor
  • Crimp style assembly – requires crimping machine & Ultrapro -6 AN hose
  • Choose from straight, 30°, 45°, 60°, or 90° bent tube style hose ends
  • Bent tube style hose ends for increased fuel flow
  • Lightweight aluminum w/ attractive black anodized finish
  • Ideal for use w/ 2-barrel, 4 barrel & multi carb setups
  • UltraPro hose is ideal for use w/ all fuels – no issues w/ fuel permeation

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.

Angle30 Degree
Assembly MethodCrimp On
Brand Earls
Compatible HoseUltraPro
Emission Code5
FinishAnodized Black
Hose End FamilyUltraPro - Crimp On
Hose End Series68
Hose End Size6 AN
Product TypeCarburetor Hose End
Part Number633369ERL

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.


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