
710-4777C 650 CFM Double Pumper Carburetor
- Gold Dichromate finish for corrosion resistance and classic Holley 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
- 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!
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.
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710-80552 650 CFM Marine Carburetor
- Gold Dichromate finish for corrosion resistance and classic Holley 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
- 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!
All Holley Marine Carburetors are designed to meet Coast Guard specifications. A marine carburetors fuel metering system is calibrated to compensate for unique engine loads found on boats. The J-style vent tubes direct fuel/fumes back into the carburetor for safe operation while on rough waters. The Holley 0-80552 Marine carburetor is designed with a universal calibration good for marine engines where a spreadbore 4BBL is required.
*** A carb spacer may be required to allow the fuel inlet on our marine
4175 to clear the water manifold (aka thermostat housing) on most
Mercruiser and OMC GM V8 engines.
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710-12-920 In-Line Electric Fuel Pump
This electric fuel pump is for fuel injection systems and designed to work in-line for easy installation. It is rated for continuous duty service and has been tested up to 2,500 hours. It mounts below the fuel level of the tank for a good gravity feed on the inlet side. It includes a rubber isolator, mounting clamps, and electrical hardware.
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710-80577 950 CFM Supercharger HP Carburetor
- Tumble polished shiny finish for good looks
- Big block Chevrolet 2x4, 871 & 1071 blower calibration
- Contoured venturri inlet offers balanced airflow for increased horsepower
- Screw in air bleeds for precision tuning capabilities
- Dual 30cc accelerator pumps for additional fuel under initial acceleration
- Dual feed fuel inlets for constant high volume fuel delivery
- 4 corner idle allows you to precisely control your idle system
- Mechanical Secondaries for perfect off the line launches
- Boost referenced power valve for proper enrichment under acceleration
- Throttle lever cut off for clearance on a sideways application
- 100% wet-flow tested by Holley technicians to assure it arrives ready to run!
Holley HP™ carburetors have been the standard in racing carburetors for nearly two decades. Powering the biggest names in NASCAR to the Saturday night racer, HP carburetors are the perfect choice for all types of motorsports.
Supercharger HP carburetors are available in 600, 750 and 950 CFM and feature a contoured venturii inlet for balanced air flow, screw in air bleeds for precision tuning capabilities, high flow metering blocks and Dominator style fuel bowls which allow pluming from either side for ease of installation.
Supercharger HP carburetors also have a unique capability that allows their power valves to reference the intake manifold vacuum below the supercharger. This allows the power valve to operate as it should, based off intake manifold vacuum. A power valve provides further enrichment to the main metering system under load (low vacuum) conditions.
Holley HP carburetors are the standard for square bore race carburetors. Race-Ready out of the box!
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710-20-78 Accelerator Pump Arm
Plastic 30cc accelerator Pump Arm
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710-20-12 Accelerator Pump Cam
- Tailor Accelerator Pump Performance
- Each Cam is Different Shape/Profile
Accelerator pump shot relative to cam color from lightest to heaviest are as follows: White, Blue, Red, Orange, Black, Green, Pink & Brown
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710-20-11 Accelerator Pump Conversion Kit - 50cc
Models
2300, 4150, 4160
Instantaneous response! Pull strongly through the RPM band! A
"must" for tunnel ram setups! This kit is for those who
demand ultimate performance from their Holley carburetor(s). The
Holley 50cc accelerator pump will substantially increase fuel
capacity over the standard 30cc pump system. Eliminates flat spots
off idle or at any other RPM range. This kit includes everything
required for easy installation including new pump housing, arm, diaphragm, spring and longer pump housing screws.
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710-121-132 Accelerator Pump Discharge Nozzle
Accelerator Pump Discharge Nozzle 0.032 in. Hole Size Straight Type Includes 2 Gaskets
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710-121-131 Accelerator Pump Discharge Nozzle
Accelerator Pump Discharge Nozzle 0.031 in. Hole Size Straight Type Includes 2 Gaskets
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710-121-25 Accelerator Pump Discharge Nozzle
Accelerator Pump Discharge Nozzle 0.025 in. Hole Size Tube Type Includes 2 Gaskets
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710-20-109-10 Accelerator Pump Spring 50cc (10 Pack)
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710-26-38 Accelerator Pump Transfer Tube O-Ring
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710-108-51 Base Gasket
- Fits Holley Models 4150 and 4160
- 1-9/16” Throttle Bore
- 1/4” Thick
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710-108-92-2 Blue Non-Stick Fuel Bowl Gasket
- Fits Holley Model 4165 and 4175
- Blue Non-Stick
- 2 per Pakage
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710-12-704 Carbureted Fuel Pressure Regulator
- Adjustable fuel regulation from 4-1/2 to 9 psi
- One 1/2" NPT inlet and two 1/2" NPT outlet ports
- .437" (7/16") restriction
- Includes mounting hardware and an style fittings
- Alcohol compatible
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710-135-5 Carburetor Diaphragm
30cc accelerator pump diaphragm (black) Rubber w/o Screws
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710-135-7 Carburetor Diaphragm
Carburetor Diaphragm Diaphragms 50cc (black) Rubber w/o Screws
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710-135-14 Carburetor Diaphragm 50cc
50cc accelerator pump diaphragm (black) rubber with screws
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710-3-1184 Carburetor Rebuild Kit For PN [64-3006/64-3008/64-3010/64-3011] and numerous
other Holley 4150 Model 4 Bbl. applications.
This rebuild/renew kit is available for all marine carburetors as well as Carter and Rochester carburetors. It contains all parts and gaskets to restore performance to marine carburetors and includes:
- O-rings
- pump diaphragms
- needles and seats
- power valves
- and detailed instructions and hardware for a complete rebuild.
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710-37-474 Carburetor Renew Kit for 2BBL 4412 Model 2300
- Serves All Holley Perf. Carburetors
- Genuine Holley Quality Parts
- Extra Parts For Perf. Tuning
- Step-By-Step Instructions
- Detailed Tuning Guide
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