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Holley 750 CFM Double Pumper Carburetor 0-4779S

Holley 750 CFM Double Pumper Carburetor 0-4779S
Holley 750 CFM Double Pumper Carburetor 0-4779SHolley 750 CFM Double Pumper Carburetor 0-4779SHolley 750 CFM Double Pumper Carburetor 0-4779SHolley 750 CFM Double Pumper Carburetor 0-4779SHolley 750 CFM Double Pumper Carburetor 0-4779SHolley 750 CFM Double Pumper Carburetor 0-4779SHolley 750 CFM Double Pumper Carburetor 0-4779SHolley 750 CFM Double Pumper Carburetor 0-4779SHolley 750 CFM Double Pumper Carburetor 0-4779SHolley 750 CFM Double Pumper Carburetor 0-4779SHolley 750 CFM Double Pumper Carburetor 0-4779S
$1,075.99 ea
NEWARRIVING SOONEstimated Ship Date 10/25/2024 (If Ordered Today)29 Available from HOLLEY PERFORMANCE PRODUCTS as of 10/08/2024
Model: 3990402
STANDARD
DELIVERY
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!
This model of carburetor has the square bore flange bolt pattern. It can replace Holley, Edelbrock, Carter AFB, and Autolite style carburetors with 5 3/16" x 5 5/8" bolt pattern. If you have a spreadbore style intake manifold, you will need an adapter to install this carburetor. Similar to the Mr. Gasket #1932.
Installation Notes:
This model of carburetor has the square bore flange bolt pattern. It can replace Holley, Edelbrock, Carter AFB, and Autolite style carburetors with 5 3/16" x 5 5/8" bolt pattern. If you have a spreadbore style intake manifold, you will need an adapter to install this carburetor. Similar to the Mr. Gasket #1932.

About Holley Performance Products

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!

Downloads:

Download Name File Size
techlibrary_carb_numerical_listing.pdf611.91KB
199r7923-2rev2.pdf636.81KB

Videos:

Specifications:

Barrels 4
Booster Down Leg
Booster Type Down Leg
Carburetor Use Performance and Race
CFM 750
Choke Manual
Condition NEW
Emission Code 3
Finish Shiny
Fuel Gasoline
Fuel Inlet Dual
Marine Use No
Material Aluminum
Model 4150
Part Type Carburetor
Primary Main Jet 70
Primary Power Valve 6.5
Primary Pump Nozzle Size 28
Product Type Carburetor
Proposition 65 www.P65Warnings.ca.gov
Secondaries Mechanical
Secondary Main Jet 80
Secondary Pump Nozzle Size 31
Supercharged Application No
Throttle Bore 1.688 inch
Vacuum Ports 1 timed (spark) port, 1 full, and 1 PCV port
Warranty Limited 90 Day

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Holley 750 CFM Double Pumper Carburetor 0-4779S:
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