Aluminum Double Pumper Carburetor - Holley - 0-4779SAE

Holley upgraded their two most popular sizes of double pumper with electric chokes. The 650 and 750 CFM models are available in the classic zinc and shiny polished finishes. 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 an electric choke for easy control of engine warm up. Dont 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 60s

Specifications:

Barrel	Four
Booster Type	Straight
Carburetor Type	4150
CFM	750
Choke	Electric
Description_ASC	Holley Performance Emission Code 3: This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only 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. The following vehicles are considered Racing Use Only Vehicles: Racing Use Only Vehicles are vehicles that are used exclusively for competition and 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. 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
Description_ASM	Use same applications as Holley PN 0-4779SA. Intended for lightweight vehicles w/manual trans or automatics with high stall/low gearing
Description_DEF	Carburetor
Description_DES	Aluminum Double Pumper Carburetor
Description_EXT	Aluminum Double Pumper Carburetor; 4 bbl; 750 cfm; Model 4150; Mech. Secondary; Dual Fuel Inlet; Electric Choke; Gasoline; Shiny Finish;
Description_FAB	100% Wet-Flow Tested To Assure It Arrives Ready To Run
Description_FAB	Dual Accelerator Pumps For Add. Fuel Under Initial Acceleration
Description_FAB	Dual Feed Fuel Inlets For Constant High Volume Fuel Delivery
Description_FAB	Electric Choke For Precise Cold Start Control
Description_FAB	Lightweight Vehicles w/Auto Trans w/High Stall/Low Gearing
Description_FAB	Mechanical Secondaries For Awesome Tire Turning Performance
Description_FAB	Optimized Street/Strip Calibration That Works Out Of The Box
Description_FAB	Shiny Finish For Corrosion Resistance
Description_INV	4150 ALUM DP 750 CFM ELECTRIC CHOKE
Description_LAB	Proposition 65
Description_MKT	Holley upgraded their two most popular sizes of double pumper with electric chokes. The 650 and 750 CFM models are available in the classic zinc and shiny polished finishes. 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 an electric choke for easy control of engine warm up. Dont 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 60s
Description_SHO	Carburetor
Emission	Without EGR
Finish	Shiny
Flange	Square Bore
Fuel Inlet	Dual
Fuel Type	Gasoline
Level1	Level 1: Air and Fuel Delivery
Level2	Level 2: Carburetion
Material	Aluminum
Primary Main Jet	70
Primary Power Valve	6.5
Secondary Main Jet	81
Secondary Pump Nozzle Size	31
Secondary Type	Mechanical
Supercharged Application	No
Throttle Bore	1.688 in.
Type	Automotive
Usage	Street/Hi-Performance
Vacuum Port Quantity	1 timed (spark); 1 full; 1 PCV
WARNING CA Proposition 65	Yes
WARNING CA Proposition 65 Message	WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov