Holley Gen 3 Ultra Dominator HP Race Carburetor 1050 CFM, 1x4 Gas 3-Circuit Metering - (HOL-0-80903BK)

Description

Gen 3 Ultra Dominator® HP Race Carburetor; 4bbl; 1050cfm; 3 Circuit Metering; 1x4 Gas; Model 4500UHP; Dual Fuel Inlet; No Choke; Shiny w/Black Metering Blocks/Booster Inserts;

The Gen 3 utilizes high capacity fuel bowls which feature 20% more fuel capacity to eliminate starvation, integrated fuel shelf to minimize fuel aeration and internal baffling to control fuel slosh. Other features include all aluminum construction, 12 hole billet booster inserts, fully tunable billet metering blocks, adjustable external linkage, throttle position sensor mounting points and knurled (hand adjustable) curb idle screws Each calibration has been dyno and track tested to deliver proven performance! 1 x 4 Gas 3-Circuit Metering

Features & Benefits

• All Aluminum Construction Saves 3.8 lbs. Over Original Models
• Clear Sight Windows On Sides Of Bowl For Fuel Level Adjustments
• Drain Plug On Bowl Provides Easy Access To Empty Bowl
• Contoured Hex Head Squirter Screws For Streamlined Airflow
• 28% Weight Savings
• Calibrations For Todays Larger Race Engines and New Fuels
• 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 Capacity Controls Slosh

Specifications:

Material:	Aluminum
Booster Type:	Annular Billet Insert
Part Type:	Carburetor
Billet Color:	Shiny with Black Billet
CFM:	1050
Circuit:	3
Emission:	Without EGR
Finish:	Shiny
Fuel Inlet:	Dual
High Speed Air Bleed:	40
Intermediate Air Bleed:	63
Needle and Seat Size:	120;120
Primary Main Jet:	84
Secondary Main Jet:	94
Secondary Type:	Mechanical
Throttle Bore:	2.000 in.
Usage:	Racing
Barrel:	Four
Carburetor Type:	4500
Choke:	None
Flange:	4500
Fuel Type:	Gasoline
Idle Air Bleed Size:	53
Primary Power Valve:	5.5
Secondary Pump Nozzle Size:	35
Supercharged Application:	No
Type:	Automotive
Venturii Size:	1.690 in.