HOLLEY part description

Product Description

Gen 3 Ultra Dominator® HP Race Carburetor

Application Summary

1 x 4 Gas 3-Circuit Metering

Features & Benefits

  • All Aluminum Construction Saves 3.8 lbs. Over Original Models
  • 28% Weight Savings
  • Calibrations For Todays Larger Race Engines and New Fuels
  • Fully Machined From Venturi Throat To Throttle Bore
  • Integrated Idle Bypass Valve Allows For Adjustment Of Idle
  • 12 Hole Billet Booster Superior Atomization/Throttle Response
  • Metering Blocks Feature Improved True Gasket Sealing
  • Dual 50CC Accelerator Pumps Fuel From Idle To Full Throttle
  • Fuel Bowl Provides 20% More Fuel Capacity Controls Slosh
  • Clear Sight Windows On Sides Of Bowl For Fuel Level Adjustments
  • Drain Plug On Bowl Provides Easy Access To Empty Bowl
  • Contoured Hex Head Squirter Screws For Streamlined Airflow

Holley Performance Emission Code 4: This part is legal for sale or use on Racing Use Only Vehicles. The following vehicles are considered Racing Use Only Vehicles: Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street. WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

Product Attributes

Barrel Four
Billet Color Shiny with Black Billet
Booster Type Annular Billet Insert
Carburetor Type 4500
CFM 1250
Choke None
CIRCUIT 3
Emission Without EGR
Finish Shiny
Flange 4500
Fuel Inlet Dual
Fuel Type Gasoline
High Speed Air Bleed 34
Idle Air Bleed Size 51
Intermediate Air Bleed 70
Material Aluminum
Needle And Seat Size 120;120
Primary Main Jet 92
Primary Power Valve 5.5
Secondary Main Jet 102
Secondary Pump Nozzle Size 40
Secondary Type Mechanical
Supercharged Application No
Throttle Bore 2.125 in.
Type Automotive
Usage Racing
Venturii Size 1.880 in.

Additional Information

Country of Origin (Primary) US
Harmonized Tariff Code (Schedule B) 8409915085
Harmonized Tariff Code (HTS) 8409915085
NAFTA Preference Criterion Code B
Remanufactured Part N
UPC 00090127684450
Holley® has been the undisputed leader in fuel systems, powering nearly every NHRA Pro-Stock champion and Monster Energy NASCAR Cup team with its expansive line of carburetors for over 40 years. Today, its EFI products and products for GM's popular LS engine are what dominate the performance world and the LS scene respectively. But aside from carburetors, Holley is also widely recognized for its intake manifolds, performance fuel pumps, and engine dress-up products. And to better serve its customers, it partnered with numerous other companies, such as MSD, a company developing electronics for the entire powertrain, and Powerteq, the world leader in performance tuning in the automotive market.

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