Holley 0-8082-1 | Carburetor

Part Number
Dominator Carburetor
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Dominator carburetors were designed specifically for making top end horsepower and torque in high end racing engines. Three circuit dominators add another level of transition thus requiring less pump shot. The billet metering blocks offer changeable emulsion jets, idle feed restrictors, and power valve restrictors for infinite tuning and tailoring to any engine.

BRAND: Holley


  • Dual 50CC Accelerator Pumps Fuel From Idle To Full Throttle
  • Race Only Calibration
  • Dominator Carburetor| 4bbl| 1050cfm| 2 Circuit Metering| Model 4500HP| 1x4 Gas| Dual Fuel Inlet| Mech. Secondary| Double Accelerator Pump| No Choke| Gold Dichromate Finish|
  • 100% Wet Flow Tested By Holley Technicians
  • 4 Corner Idle Allows You To Precisely Control Your Idle System
  • Contoured Venturi Inlet Balances Airflow For Increased hp
  • 4500 Race Carbs
  • The original Dominator® took carburetion to another level in 1969 when it was developed for NASCAR® racing. Holley Dominator carburetors are designed specifically for making top end horsepower and torque in high end racing engines and are the perfect carburetor for the budget minded racer. Classic Dominator carburetors feature an aluminum main body with a contoured venturi inlet for balanced airflow and increased horsepower| screw in air bleeds for easy fine tuning| high flow metering system with race calibrations and annular boosters. Other features include Dominator fuel bowls to allow plumbing from either side| high flow needle and seats| 50cc accelerator pumps| and 4 corner idle. The Classic Dominator carburetors are available in 2 or 3 circuit configurations and your choice of 1x4 or 2x4 set-ups. The Classic Dominator is also offered in a methanol or marine calibration.
  • Fuel Bowl Can Be Plumbed From Either Side For Ease Of Install
  • Progressive Secondaries For Perfect Off The Line Launches
  • Dominator Carburetor
  • Annular Booster Deliver Excellent Signal and Throttle Response
  • Dual Fuel Inlets For Constant High Volume Fuel Delivery
  • Gold Dichromate Finish On Fuel Bowls For Corrosion Resistance
  • Screw In Air Bleeds Offer Precision Tuning Capabilities
  • 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
  • Includes Notched Float and Jet Extensions


Billet ColorGold Dichromate- No Billet
Booster TypeAnnular
Carburetor Type4500
EmissionWithout EGR
FinishGold Dichromate
Fuel InletDual
Fuel TypeGasoline
High Speed Air Bleed37
Idle Air Bleed Size71
Needle and Seat Size120|120
Primary Main Jet89
Primary Power Valve6.5
Secondary Main Jet89
Secondary Power Valve6.5
Secondary Pump Nozzle Size35
Secondary TypeMechanical
Supercharged ApplicationNo
Throttle Bore2.000 in.
Venturii Size1.690 in.
WARNING CA Proposition 65Yes
WARNING CA Proposition 65 MessageWARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

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