HOLLEY FR-76650BK Ultra Double Pumper Carburetor 090127680223

( Brand: Holley ), ( Manufacturer Part Number: FR-76650BK ), ( Part Type: Carburetor ), ( UPC: 090127680223 )

Review HOLLEY Ultra Double Pumper Carburetor Factory Refurbished

The Holley FR-76650BK Ultra Double Pumper Carburetor is a high-performance fuel delivery system designed for serious enthusiasts and racers. This double pumper carburetor features a unique dual-pump design that delivers an unprecedented level of fuel flow, making it ideal for high-horsepower applications.

The Holley Ultra Double Pumper Carburetor is built with precision and attention to detail, utilizing a high-polish aluminum body that is both lightweight and durable. The main body is constructed with a billet aluminum float bowl, which is not only attractive but also offers superior resistance to corrosion and wear. The carburetor is also equipped with a high-flow, front-feed fuel system that allows for easy installation and provides a smooth fuel delivery.

One of the standout features of the Holley Ultra Double Pumper Carburetor is its dual-pump design. The pumps are located at the base of the carburetor and are driven by the throttle shaft. This design allows for a much higher fuel flow rate than traditional single-pump carburetors, which can help to improve engine performance and power output. The pumps are also adjustable, allowing you to fine-tune the fuel flow to suit your specific engine and driving conditions.

The Holley Ultra Double Pumper Carburetor is equipped with a high-quality, vacuum-secondary fuel system. This system uses a vacuum diaphragm to control the fuel flow, which helps to provide a smooth and consistent fuel delivery even under high load conditions. The secondary system also features a built-in choke mechanism, which can help to improve cold starting and reduce fuel consumption.

The carburetor is also equipped with a high-flow, 600 CFM primary venturi. This large venturi allows for a higher fuel flow rate, which can help to improve engine performance and power output. The primary venturi is also adjustable, allowing you to fine-tune the fuel flow to suit your specific engine and driving conditions.

The Holley Ultra Double Pumper Carburetor is also equipped with a high-quality, adjustable accelerator pump. The pump is driven by the accelerator cable and is designed to provide an extra boost of fuel during acceleration. This can help to improve engine performance and power output, as well as reduce engine lag.

The carburetor is also equipped with a high-quality, adjustable fuel pressure regulator. The regulator is located at the base of the carburetor and is designed to maintain a consistent fuel pressure, regardless of engine speed or load. This can help to improve engine performance and fuel efficiency, as well as reduce the risk of engine damage caused by fuel starvation.

The Holley Ultra Double Pumper Carburetor is also equipped with a high-quality, adjustable idle circuit. The circuit is designed to provide a smooth and consistent idle, even under high load conditions. The idle circuit can be easily adjusted using the adjustment screw located on the top of the carburetor.

The Holley Ultra Double Pumper Carburetor is also equipped with a high-quality, adjustable float level. The float level can be easily adjusted using the adjustment screw located on the side of the carburetor. This allows you to fine-tune the fuel level in the float bowl, which can help to improve engine performance and fuel efficiency.

In conclusion, the Holley FR-76650BK Ultra Double Pumper Carburetor is a high-performance fuel delivery system that is ideal for serious enthusiasts and racers. Its unique dual-pump design allows for a much higher fuel flow rate than traditional single-pump carburetors, which can help to improve engine performance and power output. The carburetor is also equipped with a high-quality, vacuum-secondary fuel system, a large venturi, an adjustable accelerator pump, a fuel pressure regulator, an adjustable idle circuit, and an adjustable float level. All of these features make the Holley Ultra Double Pumper Carburetor a versatile and reliable fuel delivery system that can help to take your engine to the next level of performance.

1. Dual-pump design: The dual-pump feature ensures consistent fuel delivery, even at high RPMs, which can be beneficial for performance-oriented applications.

2. Four-barrel design: The four-barrel configuration allows for increased airflow and fuel intake, potentially leading to improved engine performance.

3. Adjustable accelerator pump: Allows for fine-tuning the fuel delivery for better throttle response and acceleration.

4. Multiple jet sizes available: Offers flexibility in tuning the carburetor for various engine sizes and performance levels.

5. Billet aluminum construction: The billet aluminum construction ensures durability and resistance to corrosion.

1. Complexity: The double-pumper, four-barrel design can be more complex to install and tune compared to single-barrel carburetors.

2. Higher cost: The Holley FR-76650BK Carburetor is typically more expensive than single-barrel carburetors, which may be a limiting factor for some buyers.

3. Tuning requirements: Proper tuning is essential for optimal performance, which may require specialized knowledge or the assistance of a professional.

4. Potential for fuel-air mixture issues: If not correctly tuned, the carburetor may struggle to maintain the ideal fuel-air mixture, leading to performance issues or fuel efficiency concerns.

The Holley FR-76650BK Ultra Double Pumper Carburetor offers several advantages for performance-oriented applications, such as improved throttle response, increased airflow, and consistent fuel delivery. However, the complexity, higher cost, and potential for tuning requirements can be significant drawbacks. Ultimately, the choice to purchase this carburetor depends on your specific needs, budget, and technical capabilities. If you're comfortable with the additional complexity and willing to invest in the necessary tuning, the Holley FR-76650BK could provide significant performance gains for your vehicle.

Details:

Buyer pays return shipping. FR-76650BK Holley Ultra Double Pumper Carburetor - Factory Refurbished: 447.95: 650 cfm 4150 Mechanical Secondaries Shiny Gasoline: Gasoline;Shiny with black anodized billet aluminum metering blocks/base plate for good looks and true gasket sealing; Pumpers feature an Optimized street/strip calibration that works out-of-the-box; preset electric choke easy startups; secondaries awesome tire turning performance; 4 corner idle allows you to precisely control your system; Built in, clear fuel level sight glass easy, no mess adjustments; Aluminum construction a 43% weight savings; Compatible GM, Chrysler, Ford A/T kick down linkage.

part #: fr76650bk prices

• $206.66-$921.95

specifications carbcoon:

• brand: Holley
• mpn: Fr-76650bk
• part type: Carburetor
• upc: 090127680223

general carbcoon:

• condition: Remanufactured
• Car Truck Parts Accessories > Air Fuel Delivery > Carburetors

payments carbcoon:

• credit card: Mastercard
• other
• wallet: Paypal

offer carbcoon:

• options: Ship-to-home
• started: October 22, 2024
• availability: In Stock
• quantity: 1
• sold: 0

seller carbcoon:

• # reviews: 8647
• rating: 98.2%
• city: Bowling Green, Kentucky

returns carbcoon:

• policy: Returns Accepted
• time: 30 Days
• paid by: Buyer

shipping carbcoon:

• class: Standard
• type: Fixed
• service: UPS Ground
• transit: 3-6 Days
• carrier: UPS
• cost: $11.95

Holley FR-76650BK Is Similar To:

• Holley 4557 Ls6 L78 396 454 Carburetor 3967477-gg 1970 Chevelle Camaro Nova (38.6% similar) She was removed off of a running BBC motor but has been sitting for few months. It has not been tested and could possibly need work, labor, other parts/materials before use. May be shipped via ups, USPS or FedEx. The base plate was replaced. Selling an oem Holley list 4557 carburetor with...(May 17th, 2024)
• Holley 10741 Teapot 4000 4-barrel Carburetor 1074-1 Core 1955 Ford Thunderbird 292 V-8 (43.6% similar) Ford part number EYCK-9510-T. Holley teapot 4000 4-BARREL carburetor, list number 1074-1. Please verify part number and pictures match your application. Linkage moves free. See pics for condition. Carb core appears to be mostly complete. Core for rebuilding or parts...(May 17th, 2024)
• Holley 1920 Vintage Glass Bowl Carburetor Hot Rod Gasser Carb Core Rebuild (47.2% similar) Good condition all linkage moves as it should great for rebuild...(May 17th, 2024)
• Holley Fr-80457s 0-80457s 600cfm Street Warrior Electric Choke Factory (40% similar) Part #: Holley FR-80457S for sale...(May 17th, 2024)
• Holley 80531 Front Primary Center Hung Fuel Bowl Cathedral Dp Double Pumper Vac Sec (40.5% similar) Shipping is expensive no matter who the carrier and please understand this. This will need a good cleaning before use. For your consideration today is a used Holley front primary hung fuel bowl cathedral DP double pumper vac sec. It includes everything that is in the pictures!, my...(May 17th, 2024)
• Holley 06425c Two Barrel 650cfm Carburetor 6425 Imca Cheater Outlaw Racing Core (38.9% similar) Rare Holley two barrel carburetor, list number 6425 - carb is together with choke removed but horn intact metering block also in very nice physical condition, all linkage moves freely kick down arm as well good overall core condition has been sitting fryers it should base and bores look...(May 17th, 2024)
• Holley Ecz-9510-m Teapot 4000 4-barrel Carburetor 1161-2 Carb 1956 Ford Thunderbird 312 V-8 (44.7% similar) Carb core appears to be mostly complete. Core for rebuilding or parts. Holley teapot 4000 4-BARREL carburetor, list number 1161-2. Please verify part number and pictures match your application. See pics for condition. Ford part number CZ-9510-M. Linkage moves free...(May 18th, 2024)
• Holley R3310-1 Carburetor List-3310-1 780cfm H4-4150 4bbl Carb Ford Chevy Bop Mopar (31.4% similar) Used Holley 780 cfm 4BBL carburetor. Being sold for parts, restoration, core, rebuild. Looks to be complete, no cracks, being sold as/is. LIST-3310-1, date, 0653...(May 18th, 2024)
• Holley 1850-3 Carburetor 4 Barrel 600 Cfm Vac Secondary Nice Rebuildable Core (44.9% similar) Many of the carbs have been rebuilt and were sitting in plastic bags, but I no history on what was done to them. It is missing a part of the electric choke. Very nice and clean vintage. Spectre fuel system accessory carburetor. The rest of it looks complete. 600 cfm vac...(May 19th, 2024)
• Holley 4360 Economaster 450 Cfm Carburetor 7454 Quadrajet Replacement Chevrolet (45.6% similar) List number is 7454. For sale is one 1 used Holley 4360 series 450 cfm spread bore carburetor. Verify it will fit your application prior to purchasing. Please look closely at all the pictures for condition and details. The carb is in poor shape and for parts only...(May 19th, 2024)
• Holley List-7001 4165 Spreadbore Carburetor 650cfm Core Or Parts (50% similar) This model is a spread bore design double pumper with two accelerator pumps. You are buying on a Holley model 4165 four-barrel carburetor, stamped p/n # LIST-7001, date code 1610, rated at 650 cfm ...(May 19th, 2024)