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Suggested Retail: $1,066.95
Your Price: $960.00
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4500 Ultra Dominator Series – Aluminum

LTS 1150 CFM Ultra Dominator Four Barrel Race Carburetor - Red™

PART #: 0-7320-3RD

UPC #:

Emission Control Number 3

Limited to Stock – Replaced by 0–80905RD

ULTRA light – all aluminum construction saves 3.8 lbs
ULTRA smooth – fully adjustable external linkage
ULTRA strong – billet metering blocks and booster inserts
ULTRA adjustable – emulsion, idle feed and power valve restrictions in the metering blocks for infinite tunability
ULTRA powerful– high signal billet booster inserts,
slabbed throttle shafts, and hand polished venturii inlet for maximum airflow and less turbulence
ULTRA cool – Shiny light weight aluminum with red anodized billet aluminum metering blocks and base plate
ULTRA easy – built in sight window for simple float adjustments
ULTRA fast – race winning fuel calibrations

Holley Dominator® Carburetors were designed specifically for making Top End Horsepower and Torque in High End Racing Engines. The new Ultra Dominators keep that same mentality alive with even more features.

The new Ultra Dominators feature all aluminum construction which saves 3.8lbs of the top of the engine. The Ultra Dominators feature 6061–T6 billet metering blocks with changeable emulsion, idle feed, and power valve restrictions, a fully hand polished top and venturii for maximum airflow and less air turbulence, PTFE coated slabbed throttle shafts with low profile, button head screws mated to lightweight anodized aluminum throttle plates improve airflow, Fully adjustable external linkage provides 1:1, progressive, or soft progressive throttle activation, 12 hole anodized billet booster inserts for superior fuel atomization, and aluminum dual inlet fuel bowls with built in clear sight glasses are just a few of the features on the new Ultra Dominator.

Don't trust your performance to just anyone, Holley is the only Modular carburetor company that has been in business for over 100 years and has powered every NASCAR champion since the 60's.
Shiny lightweight aluminum w/ red anodized billet aluminum metering blocks and base plate;Race Ready Out of the Box; Model 4500™; Mechanical Secondary; 1 x 4 Carburetor Set–ups; 2–Circuit Metering

  • All Aluminum
  • Designed for use Drag race or Pro Street engines
  • Calibrated for a 1x4 setup
  • Dual 50cc accelerator pumps
  • 2 Circuit Metering
  • Calibrated for Gasoline
  • Dual fuel inlets
  • 4 corner idle
  • Fully adjustable external linkage
  • Screw in air bleeds
  • 12 hole Annular Boosters w/ billet insert
  • Venturii Size 1.690
  • Throttle bore 2.000
  • Aluminum throttle plates
  • Fully adjustable billet metering blocks
  • HP fuel bowl with 20% more capacity
  • New calibration
  • Casting is hard coat anodized for ultimate corrosion resistance

Technical Information

Shipping Dimensions
L 14.250 in. x W 12.380 in. x H 9.130 in.
Weight 12.600 lb.
*Free Shipping & Handling only offered to the continental US on orders over $100.

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