
4500 1250 CFM 3 CIR/1X4
1250 CFM - 4500 - Mechanical Secondaries - Gold Dichromate - Gasoline
Features:
- Gold Dichromate finish on fuel bowls for corrosion resistance
- Race only calibration
- Contoured venturri inlet offers balanced airflow for increased horsepower
- Annular Boosters deliver excellent signal and throttle response
- Screw in air bleeds offer precision tuning capabilities
- 4 corner idle allows you to precisely control your idle system
- Progressive Secondaries for perfect off the line launches
- Dual 50cc accelerator pumps provide the perfect amount of fuel from idle to full throttle
- Dual fuel inlets for constant high volume fuel delivery
- Fuel bowl can be plumbed from either side for ease of installation
- Includes notched float and jet extensions
- 100% wet-flow tested by Holley technicians to assure it arrives ready to run!
About Holley

Holley Performance Brands is the undisputed leader in carburetors, fuel pumps, fuel injection, intake manifolds, fuel injection, and fuel systems.
Barrel Quantity | 4 |
---|---|
Barrels | 4 |
Billet Color | Gold Dichromate- No Billet |
Body Color | Gold Dichromate |
Body Finish | Plated |
Booster | Annular |
Booster Design | Annular |
Brand | Holley |
Brand Family | Classic Dominator |
Carburetor Material | Aluminum/Zinc |
Carburetor Use | Professional Race |
Category | Carburetors and Components |
CFM | 1250 |
Choke | None |
Circuit | 3 |
Clearance Category | Carburetors and Components |
Condition | New |
Cubic Feet Per Minute Rating | 1250 |
Emission Code | 4 |
Finish | Gold Dichromate |
Flange Type | Dominator/4500 |
Fuel | Gasoline |
Fuel Inlet | Dual |
Fuel Type | Gasoline |
Grade Type | Performance |
High Speed Air Bleed | 28 |
Idle Air Bleed Size | 51 |
Intermediate Air Bleed | 61 |
Linkage Attached | Yes |
Marine Approved | No |
Marine Use | No |
Material | Aluminum/Zinc |
Model | 4500 |
Mounting Hole Quantity | 4 |
Needle and Seat Size | 120;120 |
Primary Jet Diameter | 100 |
Primary Main Jet | 100 |
Primary Power Valve | 5.5 |
Primary Pump Nozzle Size | 35 |
Product Type | Carburetor |
Secondaries | Mechanical |
Secondary Main Jet | 100 |
Secondary Power Valve | 5.5 |
Secondary Pump Nozzle Size | 35 |
Spacer Included | No |
Supercharged Application | No |
Throttle Bore | 2.125 inch |
Venturii Size | 1.880 inch |
Warranty | Limited 90 Day |
UPC | 090127427866 |
Part Number | 0-80532-1 |
This part is legal for sale or use on Racing Use Only Vehicles
The following vehicles are considered Racing Use Only Vehicles:
- Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street.
WARNING: It is against the law to install this part on an Emissions Controlled Vehicle
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We want our customers to be completely satisfied with their purchase from Visner Engine Development, LLC . If you are not completely satisfied, return the new/unused Product(s) and/or Part(s) in the original box(s) prepaid within 14 days of the purchase date (No returns on Custom Orders, only on stocked items). We do not accept returns on any Product(s) and/or Part(s) that have been used and/or installed on an engine and ran. We also do not accept returns on any Product(s) and/or related Part(s) that have been modified and/or altered in any way after leaving Visner Engine Development, LLC .
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