Xtreme Performance - Holley Ultra XP™ Circle Track Carburetors! Ultra XP carbs are 38% lighter than our original HP, have fuel capacity that is 20% greater and 30 other new features! They’re available in our Hard Core Gray™ hard coat anodized finish with Black™ billet for improved corrosion protection & also available in natural tumble-polished aluminum with Black™ metering blocks and base plate. The Aluminum Ultra XP Cirlce Tracks are available in 650 & 750 CFM's. Holley Ultra XP carburetors are Specifically Calibrated for Circle Track & offer new features such as anti-siphon valve in the main body; high capacity HP bowls which feature 20% more fuel capacity to eliminate starvation, integrated fuel shelf to minimize fuel aeration and internal baffling to control fuel slosh. Other features include all aluminum construction, fully tunable billet metering blocks, billet base plate, wedge floats, adjustable secondary linkage and knurled (hand adjustable) curb idle screws. Holley Ultra XP carburetors are the ultimate in square bore race carburetors!
  • Ultra High Strength And Durability
  • Precise Idle Control And Stability
  • Clean Safe Performance
  • Easy To Install And Understand

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.

Attributes
Barrel Two
CFM 500
Choke None
Country of Origin (Primary) US
Emission Without EGR
Emission Code Off Road
Finish Polished Aluminum
Flange OEM
Harmonized Tariff Code (Schedule B) 8409914000
Hazardous Material Code N
Life Cycle Status Code 2
Life Cycle Status Description Available to Order
MSDS Required Flag N
NAFTA Preference Criterion Code B
Type Automotive
Usage Racing

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Holley 0-4412BKX Ultra XP Carburetor

  • Brand: Holley
  • Product Number: 0-4412BKX