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Holley Performance Ultra XP Carburetor 0-4412BKX

Serious street, and Competition use. Shiny with black metering blocks.


2 bbl - 500 cfm - Mech. Secondary - Gas - Dual Fuel Inlet - Model 2300XP - 1.88 in. Throttle Bore - 1.376 in. Venturii Size - Tumble Polished - Shiny Finish

Pricing: $515.95


Holley Performance - Ultra XP Carburetor P/N 0-4412BKX Features:

  • All Aluminum Construction Nearly 50 Percent Lighter Over Zinc
  • Billet Aluminum Metering Block and Base Plate
  • No Choke Tower For Unobstructed Airflow
  • Air Bleeds Moved Outward Allow Smoother Transition Of Airflow
  • Air Cleaner Flange Centered Over Venturii
  • Down-Leg Boosters For Improved Fuel Signal
  • Contoured Hex Head Squirter Screw For Streamlined Airflow
  • Internal Pump Passage On Metering Block
  • Built In Drain Plug Provides Easy Access to


Holley products have been the undisputed leader in fuel systems for over 100 years. Holley carburetors power every NASCAR Sprint Cup team and every NHRA Pro–Stock champion. Holley's products include performance fuel pumps, fuel injection, intake manifolds, cylinder heads & engine dress–up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies, Hooker Headers, Flowtech Headers, NOS, Weiand, or Earl's, Holley products can give you the edge you need over the competition.


  • 0-4412BKX
  • 0-4412BKX
  • 090127713341
  • Holley Performance
  • New

Shipping Information

  • Item Requires Shipping
  • 5.8 lbs.
  • W11.0000” x H7.5000” x L12.2500”

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