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4150 850CFM UNIV DP-POL
850 CFM - 4150 - Mechanical Secondaries - Shiny - Gasoline
Overview
Holley Double Pumper® carburetors are a perfect performance upgrade for hot street cars and race vehicles. Double Pumper carburetors are an American icon when it comes to performance carburetors. From their roots as the premier carburetor on many factory muscle cars to powering thousands of vehicles across the finish line, the Double Pumper is a great choice whether you are burning up the street or the quarter mile. The Double Pumper is designed for use on lightweight vehicles with a manual transmission or an automatic transmission with a high stall and low rear end gears. The Double Pumper is available in a gold dichromate or tumble polished shiny finish and features dual accelerator pumps for additional fuel under initial acceleration; mechanical secondaries for great performance; dual feed fuel inlets for constant high volume fuel delivery and a manual choke for easy control of engine warm up. 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.
Features:
- Shiny finish for good looks
- Optimized street/strip calibration that works out-of-the-box
- Manual choke (Cable driven, hand operated) for precise cold start control
- Mechanical secondaries for awesome tire turning performance
- 4 corner idle allows you to precisely control your idle system
- Dual accelerator pumps for additional fuel under initial acceleration
- Dual feed fuel inlets for constant high volume fuel delivery
- Intended for lightweight vehicles w/ manual trans or automatics with high stall & low gearing
- 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.
Specs
| Barrel Quantity | 4 |
|---|---|
| Barrels | 4 |
| Body Color | Polished |
| Body Finish | Polished |
| Booster | Downleg |
| Booster Design | Downleg |
| Brand | Holley |
| Carburetor Material | Aluminum |
| Carburetor Use | Performance and Race |
| Category | Carburetors and Components |
| CFM | 850 |
| Choke | Manual |
| Choke Type | Manual |
| Condition | New |
| Cubic Feet Per Minute Rating | 850 |
| Emission Code | 3 |
| Finish | Shiny |
| Flange Type | Square/4150 |
| Fuel | Gasoline |
| Fuel Inlet | Dual |
| Grade Type | Performance |
| Linkage Attached | Yes |
| Marine Approved | No |
| Marine Use | No |
| Material | Aluminum |
| Model | 4150 |
| Mounting Hole Quantity | 4 |
| Primary Jet Diameter | 80 |
| Primary Main Jet | 80 |
| Primary Power Valve | 6.5 |
| Primary Pump Nozzle Size | 31 |
| Product Type | Carburetor |
| Secondaries | Mechanical |
| Secondary Main Jet | 80 |
| Secondary Pump Nozzle Size | 31 |
| Spacer Included | No |
| Supercharged Application | No |
| Throttle Bore | 1.750 inch |
| Vacuum Ports | 1 timed (spark) port, 1 full, and 1 PCV port |
| Warranty | Limited 90 Day |
| UPC | 090127427477 |
| Part Number | 0-4781S |
Service Parts
3
This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.
The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:
- 1965 and older U.S. manufactured California Certified vehicles
- 1967 and older U.S. manufactured Federally Certified vehicles
- 1967 and older Foreign manufactured vehicle
WARNING: It is against the law to install this part on an Emissions Controlled Vehicle
The following vehicles are considered Emissions Controlled Vehicles:
- 1966 and newer U.S. manufactured California Certified vehicles
- 1968 and newer U.S. manufactured Federally Certified vehicles
- 1968 and newer Foreign manufactured vehicle
Tech Resources
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