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  3. HOLLEY BILLET-0-80577SA

HOLLEY BILLET-0-80577SA Dp 090127470633 4150 950CFM

fits model: Xp, Sc.

Billet-0-80577sa Holley 090127470633 4150 950cfm Xp Alum Dp Sc W Black

( Brand: Holley ), ( UPC: 090127470633 )

Review HOLLEY 4150 950cfm Alum Dp Black fits XP SC

The Holley 0-80577-SA 4150 950 CFM XP AluminumDP Billet Fuel System is a high-performance fuel delivery solution designed for serious racing applications. This fuel system is part number 090127470633 in Holley's extensive line of racing products.

The heart of this fuel system is the 950 CFM 4150-series billet aluminum carburetor. This carburetor features a large, polished aluminum bowl with a billet aluminum base and cover. The float bowls are drilled for weight reduction, and the carburetor comes with Holley's legendary Ultra Pump and Ultra XP intake manifold. The Ultra XP intake manifold is a cross-ram design that provides excellent intake velocity and distributes fuel evenly to each cylinder for optimal engine performance.

The carburetor also includes Holley's XP System technology, which includes a high-performance electric choke, electric fuel pump, and a fuel pressure regulator. The electric choke provides quick and consistent engine starting in all conditions, while the electric fuel pump ensures a constant fuel supply to the carburetor. The fuel pressure regulator maintains a consistent fuel pressure, which is critical for optimal engine performance.

The Holley 4150 950 CFM XP AluminumDP Billet Fuel System is designed to be used with Holley's 0-80577-SA fuel system kit. This kit includes all of the necessary fuel lines, fittings, and hardware to plumb the fuel system into your racing application. The kit also includes a Holley 10-micron fuel filter, which removes any remaining contaminants from the fuel before it reaches the carburetor.

This fuel system is constructed of high-quality materials and is designed to withstand the rigors of racing. The billet aluminum carburetor and intake manifold are robust and durable, while the anodized aluminum fuel lines and stainless steel fittings provide excellent corrosion resistance. The system is also easy to install, with clear instructions and all necessary hardware included.

In summary, the Holley 090127470633 4150 950 CFM XP AluminumDP Billet Fuel System is a high-performance fuel delivery solution for serious racing applications. It includes a large, billet aluminum carburetor, a cross-ram intake manifold, an electric choke, an electric fuel pump, and a fuel pressure regulator, all of which work together to provide optimal engine performance. The system is easy to install and is constructed of high-quality materials for durability and reliability.

Product Name: Holley 090127470633 4150 950CFM XP AluminumDP Billet-0-80577SA

The Holley 090127470633 4150 950CFM XP AluminumDP Billet-0-80577SA is a high-performance carburetor designed for applications requiring large airflow and precise fuel delivery. Here are some pros and cons that may help you make an informed decision about purchasing this product.

Pros:

1. High Airflow: With a flow rate of 950 CFM, this carburetor can deliver a large amount of air and fuel to high-performance engines.

2. Precise Fuel Delivery: The Holley XP Series carburetors are known for their precise fuel delivery, which can help improve engine performance and efficiency.

3. Billet Aluminum Construction: The billet aluminum construction makes the carburetor durable and lightweight, which can help reduce weight and improve engine response.

4. Easy-to-Tune: The Holley XP Series carburetors are easy to tune, allowing users to customize the fuel mixture to their engine and driving conditions.

5. Wide Compatibility: This carburetor can be used in a variety of applications, including hot rods, muscle cars, and race cars.

Cons:

1. Expensive: The Holley 090127470633 4150 950CFM XP AluminumDP Billet-0-80577SA is a high-performance carburetor, and its price reflects its capabilities.

2. Complex Installation: Installing a high-performance carburetor like this one can be a complex process, requiring specialized tools and knowledge.

3. Requires Tuning: To get the best performance out of this carburetor, it will need to be tuned, which can be a time-consuming and expensive process.

Conclusion:

The Holley 090127470633 4150 950CFM XP AluminumDP Billet-0-80577SA is a high-performance carburetor that offers precise fuel delivery, high airflow, and durability. However, its complex installation process, the need for tuning, and its high price tag may make it a less practical choice for some applications.

Recommendation:

If you're looking for a high-performance carburetor that can deliver large amounts of air and fuel to your engine and offer precise fuel delivery, the Holley 090127470633 4150 950CFM XP AluminumDP Billet-0-80577SA is an excellent option. However, it's essential to consider the installation process, the need for tuning, and the high cost before making a purchase. If you're on a budget or looking for a more straightforward carburetor installation, there may be other options available that better suit your needs.

Details:

This allows the power valve to operate as it should, based off intake manifold vacuum. Features:: Tumble polished shiny finish for good looks. UPC: By popular demand, Holley is expanding the draw-thru supercharger carburetor line to now include XP series.

Race-Ready out of the box. A power valve provides further enrichment to the main metering system under load low vacuum conditions. Big block Chevrolet 2x4, 871 1071 blower calibration. Like the existing HP line, these are available in 6 750, and 950 cfm flow rates standard polished with black accents.

4 corner idle allows you to precisely control your system. Boost referenced power valve for proper enrichment under acceleration. Contoured venture inlet offers balanced airflow for increased horsepower. Supercharger XP carburetors also have a unique capability that allows their power valves to reference the intake manifold vacuum below supercharger.

Holley XP carburetors are the standard for square bore race. Condition: New. Brand: Holley. Dual feed fuel inlet's for constant high volume delivery.

Mechanical Secondaries for perfect off the line launches. The feature-laden XP includes a contoured venture inlet for balanced air flow, Screw in bleeds precision tuning capabilities, high flow billet metering blocks, base plate, and Dominate fuel bowls which allow plumbing from either side. Throttle lever cut off for clearance on a sideways application.

part #: 090127470633 prices

  • $1349.95-$1518.95

specifications carbcoon:

  • for models: Xp, Sc
  • brand: Holley
  • upc: 090127470633

returns carbcoon:

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

payments carbcoon:

  • wallet: Google-pay
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  • credit card: Diners-club

offer carbcoon:

  • quantity: 5
  • started: January 27, 2026
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0

shipping carbcoon:

  • type: Fixed
  • cost: $28.99
  • carrier: UPS
  • service: UPS Ground
  • class: Standard
  • transit: 3-9 Days

general carbcoon:

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

seller carbcoon:

  • city: Wadsworth, Ohio
  • # reviews: 9842
  • rating: 99.2%
for models: xp, sc,
category: auto parts > car truck parts accessories > air fuel delivery > carburetors, sku: 9900554309191722,

Holley BILLET-0-80577SA Is Similar To:

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2 offers $1349.95–$1518.95 USD
  • Offer #1: $1349.95 price + $0.00 shipping estimate = $1349.95* total. Supercharger XP Carburetor, 950 CFM, Draw-Thru, Gasoline, 4150 Square Bore, Mechanical Secondary, Dual-Feed Fuel Inlets, 4-Corner Idle Screws, Contoured Venturi Inlet, Screw-In Air Bleeds, Aluminum, Tumble-Polished Shiny Finish Holley 0-80577SA Draw-Thru Aluminum Supercharger XP 4150 Carburetor 950 CFM.FREE SHIPPING
  • Offer #2: $1518.95 price + $0.00 shipping estimate = $1518.95* total. Race-Ready out of the box! Like the existing HP line, these are available in 600, 750, and 950 CFM flow rates and standard polished with black accents.FREE SHIPPING

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