Photo 1
Photo 2
Photo 3
Photo 4
Photo 5
Photo 6
Photo 1
Photo 2
Photo 3
Photo 4
Photo 5
Photo 6

Holley Carburetor 0-4412HBX; Ultra XP 500 CFM 2-Barrel No Choke

$735.95

Part #: 0-4412HBX

Brand: Holley

UPC: 090127713365

Estimated Ship Date: Today

This item ships free with qualifying orders of $150 or more.
See our shipping policy for more details.

Details

  • All Aluminum Construction
  • No Choke Tower For Unobstructed Airflow
  • Air Bleeds Moved Outward Allow Smoother Transition Of Airflow
  • Down-Leg Boosters For Improved Fuel Signal
  • Contoured Hex Head Squirter Screw For Streamlined Airflow
  • Internal Pump Passage On Metering Block with Tunable Bleed Off
  • Built In Drain Plug Provides Easy Access to Empty Bowl
  • Fuel Bowl Provides 20% More Fuel Capacity Controls Slosh
  • Clear Sight Window On Both Sides Of Bowl For Fuel Level Adjust

Product Description

Xtreme Performance - Holley Ultra XP(TM) 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(TM) hard coat anodized finish with Black(TM) billet for improved corrosion protection & also available in natural tumble-polished aluminum with Black(TM) 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!

Specifications

Carburetor Model or Series:
Ultra XP
CFM:
500 CFM
Number of Barrels:
2-Barrel
Flange:
2300 Flange
Choke:
No Choke
Main Body/Fuel Bowl Material:
Aluminum
Main Body/Fuel Bowl Finish:
Hard Core Gray
Metering Block Material:
Billet Aluminum
Metering Block Finish:
Black Anodized
Throttle Plate Material:
Billet Aluminum
Throttle Plate Finish:
Black Anodized
Metering Block Circuits:
2 Circuit
Booster Type:
Down Leg
Compatible Fuels:
Gasoline
Fuel Inlet:
Single
Primary Power Valve Size (from Factory):
3.5 inHg.
Throttle Bore Size:
1.688 in.
Quantity:
Sold As Each

Videos