Fuel System

5/16"-24 hall effect speed sensor.   Triggered by ferrous material (Not magnets) 5/16"x24 body Built in LED light for easy setup Stainless steel body Detection range 0.1MM to 1MM (0.004" to 0.04") Flush mount Supply voltage 10V-30V Short...

Willy's Carbs 500 cfm 2-Barrel Carburetor features a Holley 4412 body.  Each carburetor is set up and then flowed with your fuel selection. Holley Blocks feature a 1-3/8" Venturi and 1-11/16" Throttle Plate.  

This fitting adapts pump station mother-bottle valves to a male 6AN fitting

Note: This 6AN nipple fits new style NX Lightning 45 bottle valves. New style Lightning 45 bottle valves can be identified by the machined flats around the dual 1/8npt gauge ports. The new Lightning 45 bottle valve features a female 6AN O-ring discharge...

7 PSI Adjustable Pressure Switch (Normally Closed) - You don't want to be blasting nitrous into the engine if fuel pressure is below what is required to supply the required extra fuel. Heavy-Duty Specialty Switch Controls Fuel Pressure

-4AN Nitrous Bottle Nut Adapter & Washer Easy Installation Keeps Contaminants Out

This 4AN nipple fits NX chrome bottle valves. Nut sold separately (part # 11703)

The primary purpose of a purge valve is to release trapped air or gaseous nitrous from feed line(s). Helps to ensure consistent performances. And it looks cool, too. You've probably seen the Import or Pro Mod guys do it. Includes all required components...

This 6AN nipple fits NX chrome bottle valves. Nut sold separately (part # 11703)

Accelerator Pump Cam Assortment Kit Each Cam Is Different Shape/Profile Gives Different Results Tailor Accelerator Pump Performance

30cc GFLT accelerator pump diaphragm w/o Screws. GFLT Diaphragms Are Compatible For Use w/All Alcohol Based Fuels Genuine Holley Quality Parts

30cc accelerator pump diaphragm (black) Rubber w/o Screws Genuine Holley Quality Parts