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Holley Performance 0-80903HBM Gen 3 Marine Ultra Dominator Carburetor

7112123 - 0-80903HBM

4bbl - 1050 cfm - 3 Circuit Metering - Model 4500 - Dual Fuel Inlet - No Choke - Hard Core Gray w/Black Metering Block/Booster Inserts

0-80903HBM Gen 3 Marine Ultra Dominator Carburetor Holley Performance

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Holley Performance - Gen 3 Marine Ultra Dominator Carburetor - Part#: 0-80903HBM Features:

  • All Aluminum Construction Saves 3.8 lbs. Over Original Models
  • 28% Weight Savings
  • Designed For Marine High HP Engines
  • 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

View the Full List of Automotive Applications »

Below is an abbreviated list of applications for the Gen 3 Marine Ultra Dominator Carburetor.


Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors have powered every NASCAR Sprint Cup team and nearly every NHRA Pro–Stock champion for four decades. Now, Holley EFI is dominating the performance world as well as our products for GM's LS engine. Holley's products also include performance fuel pumps, intake manifolds & 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 Exhaust, NOS Nitrous, Weiand, Earl's Performance Plumbing, or Diablosport - Holley products can give you the edge you need over the competition.

Shipping Information

  • Item Requires Shipping
  • 12.6 lbs.
  • W12.3800” x H9.1300” x L14.2500”

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