Gen 3 Ultra Dominator® SP Carburetor; 4bbl; 1150cfm; 3 Circuit Metering; 1x4 Carb Set-Up; Model 4500; Mech. Secondary; No Choke; Gas; Dual Fuel Inlet; Shiny Finish;
Holley engineers have taken the state-of-the-art Gen 3 Ultra carburetors and created a budget friendly version that is perfect for street/strip applications as well as all out bracket or sportsman drag cars. The new Holley SP Dominator carburetors feature the patent pending Gen 3 main
  • All Aluminum Construction Saves 3.8 lbs. Over Original Models
  • Notched Float and Jet Extension Are Factory Installed
  • 28% Weight Savings
  • Shiny With Billet Aluminum Metering Block and Black Hardware
  • Calibrations Optimized For Todays Race Engines and New Fuels
  • Fully Machined From Venturi Throat To Throttle Bore For Perf
  • Annular Booster Deliver Excellent Signal and Throttle Response
  • Screw In Air Bleeds Offer Precise Tuning Capabilities
  • Metering Blocks Feature Improved True Gasket Sealing
  • Dual 50CC Accelerator Pumps Fuel From Idle To Full Throttle
  • 4 Corner Idle Allows You To Precisely Control Your Idle System
  • Clear Sight Windows On Fuel Inlet Side For Fuel Level Adjustment

Application Summary:

Year Make/Model
Holley engineers have taken the state-of-the-art Gen 3 Ultra carburetors and created a budget friendly version that is perfect for street/strip applications as well as all out bracket or sportsman drag cars. The new Holley SP Dominator carburetors feature the patent pending Gen 3 main??body which is 5/16in. taller than the previous generation! This new height allowed for larger radius air entries to deliver smoother flow that equates to improved throttle response and consistency. An extended air cleaner flange is incorporated for easy air scoop attachment when using the available air scoop adapter. Other features include all aluminum construction
tunable billet metering blocks
throttle position sensor mounting points and knurled (hand adjustable) curb idle screws. Each calibration has been dyno and track tested to deliver proven performance!

Additional Information:

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