DinanAuthorized Reseller

Holley Gen 3 Marine Ultra Dominator Carburetor

Part # 0-80903HBM

  • All aluminum construction saves 3.8lbs. over original models (28% weight savings)
  • Gray anodized finish with black anodized billet aluminum metering block and booster inserts
  • Designed for use on Marine high horsepower engines
  • Fully machined from venturi throat to throttle bore for predictable & repeatable performance
  • Integrated idle bypass valve allows for adjustment of idle while maintaining correct throttle plate to transfer slot relationship
  • 12 hole billet booster inserts for superior atomization and crisp throttle response
  • Metering blocks feature improved durability, true gasket sealing and fully adjustable (emulsion bleeds, power valve channel restrictors & idle feed restrictors)
  • Dual 50cc accelerator pumps provide the perfect amount of fuel from idle to full throttle
  • Fuel bowls provide 20% more fuel capacity while controlling slosh with internal baffling
  • Clear sight windows on both sides of bowls for easy and safe fuel level adjustments
  • Built in drain plug in front center of bowl provides easy access to empty contents of bowl
  • 8 (o-ringed) inlet threads offer a large variety of plumbing options and can be plumbed from either side
  • Factory ready TPS mounting points for use with data acquisition systems (Holley TPS P/N 534-214 available)
  • Knurled (hand adjustable) primary and secondary curb idle screws allow for easy idle adjustment without the use of tools
  • Contoured hex head squirter screws for streamlined airflow
  • Fully adjustable stainless steel external linkage can be adjusted for 1:1 progressive, or soft progressive throttle activation. No linkage parts under the carburetor
  • 100% wet-flow tested by Holley technicians to assure it arrives ready to run!
  • J-Style vent tubes

Description

The patent pending GEN 3 main–body is 5/16" taller than the previous generation! This new height allowed for larger radius air entries which were optimized using Computational Fluid Dynamics (CFD) software to deliver smoother flow into new fully machined, big bore venturii.

Specifications

Adjustable Air BleedsYes
Adjustable Emulsion BleedsYes
Adjustable Idle Feed RestrictorsYes
Air Cleaner Flange Diameter7 1/4
Barrel Quantity4
Barrels4
Barrels Quantity4
Billet ColorHard Core Gray with Black
Body ColorHard Core Gray
Body FinishE-Coated
Body MaterialAluminum
BoosterAnnular
Booster DesignAnnular
Carburetor MaterialAluminum
Carburetor UseMarine
CFM1050
CFM Rating1050
ChokeNone
Choke TypeNone
Circuit Count3
ColorHard Coat Gray
ConditionNew
Cubic Feet Per Minute Rating1050
FinishHard Core Gray
Flange ShapeSquare
Flange TypeDominator/4500
Float LevelExternally Adjustable
UPC / GTIN00090127021194
WarrantyManufacturer's Limited 90 Day Warranty