Fittings

Holley wants to help you stay connected and leak free. Our new O-Ring to O-Ring Port Adapters, will do just that and more. If you are connecting one of our billet regulators or filters to our fuel pumps, or just need some help plumbing the rest of your fuel system, Holley is here for you. Features:Contoured inlet/outlet for smooth fluid transitionMade in the USAAvailable is sizes and combination..

Fuel Inlet Plug Steel 7/8"-20 Features:Fuel Inlet PlugBrandHolleyColorZincEmission Code5MaterialSteelOutlet Size7/8-20"Product TypeFuel Inlet PlugPart Number26-18-2..

Standard Fitting Hose 5/16" Thread 9/16-24Features:Standard FittingBrandHolleyEmission Code5Product TypeHose Barb to NPT AdaptersPart Number26-24..

Swivel Fitting Hose 5/16" Thread 9/16-24 Features:5/16" Hose9/16-24 ThreadBrandHolleyEmission Code5Product TypeHose Barb to NPT AdaptersPart Number26-25..

Inverted Flare Fitting 3/8" Tube; Fuel Bowl Thread 7/8-20 (A) x Inlet Thread 5/8-18 (B)Features:Inverted Flare FittingBrandHolleyColorZincEmission Code5Inlet Size5/8-18"MaterialSteelOutlet Size7/8-20"Product TypeInverted Flare Inlet FittingPart Number26-26..

Inverted Flare Fitting Tube 5/16" Thread 7/8-20 (A) x 1/2-20 (B)(Fits Center Hung Float Bowls)Features:Inverted Flare FittingBrandHolleyColorBlackEmission Code5Inlet Size1/2-20"MaterialSteelOutlet Size7/8-20"Product TypeInverted Flare Inlet FittingPart Number26-27..

Inverted Flare Fitting Tube 1/4" Thread 7/8-20 (A) x 07/16-24 (B) Features:Inverted Flare FittingBrandHolleyColorZincEmission Code5Inlet Size7/16-24"MaterialSteelOutlet Size7/8-20"Product TypeInverted Flare Inlet FittingPart Number26-28..

Standard Fitting Hose 3/8" Thread 9/16-24 Features:Standard FittingBrandHolleyEmission Code5Product TypeHose Barb to NPT AdaptersPart Number26-29..

Standard Fitting Tube 3/8" Thread 9/16-24 (A) x 5/8-18 (B) BrandHolleyEmission Code5Product TypeInverted Flare Inlet FittingPart Number26-43..

Spark Fitting Metering Block 180 deg. Style 1/8 NPTBrandHolleyEmission Code5Product TypeSpark FittingPart Number26-59..

Inverted Flare Fitting Tube 5/16" Thread 9/16-24 (A) x 1/2-20 (B) Features:Inverted Flare FittingBrandHolleyEmission Code5Product TypeInverted Flare Inlet FittingPart Number26-71..

Fuel Inlet Fitting For Center Hung Bowl Size 7/8-20 to -6AN Aluminum Blue AnodizedFeatures:Fuel Inlet FittingAluminum Blue AnodizedBrandHolleyColorBlueEmission Code5Inlet Size6ANMaterialAluminumOutlet Size7/8-20"Product TypeFittingPart Number26-73..

Fuel Inlet Fitting Center Hung Bowl Size 7/8-20 To -8 AN (Steel)Features:Fuel Inlet FittingSteelBrandHolleyColorBlueEmission Code5Inlet Size8ANMaterialAluminumOutlet Size7/8-20"Product TypeFittingPart Number26-74..

Fuel Inlet Fitting Side Hung Bowl Size 9/16-24 To -6 AN Aluminum Blue AnodizedFeatures:Fuel Inlet FittingAluminum Blue AnodizedBrandHolleyColorBlueEmission Code5Inlet Size6ANMaterialAluminumOutlet Size9/16"Product TypeFittingPart Number26-75..

Fuel Inlet Plug Aluminum Red Anodized 7/8-20 Features:Fuel Inlet PlugAluminum Red AnodizedBrandHolleyColorRedEmission Code5Inlet Size5/8-18"MaterialAluminumOutlet Size7/8-20"Product TypeFuel Inlet PlugPart Number26-76..

Inverted Flare Fitting Tube 5/16" Thread 7/16-20 (A) x 1/2-20 (B) Features:Inverted Flare FittingBrandHolleyEmission Code5Product TypeInverted Flare Inlet FittingPart Number26-86..