fits model: Xp.

( Brand: Holley ), ( Manufacturer Part Number: FR-80805HBX ), ( Part Type: Carburetor ), ( UPC: 090127714393 )
The Holley Ultra HP EFI (Electronic Fuel Injection) Carburetor, model number FR-8080-5HBX, is a high-performance, fuel-injected alternative to traditional carburetors. This carburetor is part of Holley's Ultra HP EFI product line, designed for maximum power, reliability, and ease of use.
This particular model is specifically calibrated for small-block Ford applications, making it an ideal choice for hot rods, muscle cars, and other performance vehicles. It comes with a meticulously crafted aluminum intake manifold that offers excellent cooling capabilities and a sleek, high-performance appearance.
The Ultra HP EFI Cariboutor utilizes an advanced electronic control unit (ECU) developed by Holley to manage the fuel delivery system, enabling excellent idle quality, smooth power delivery, and robust idle control. With up to 12 input channels, the ECU can be customized for most power adder combinations, including nitrous oxide, nitrous dry systems, and multi-fuel applications, ensuring optimal performance for an array of high-performance setups.
Additionally, the Ultra HP EFI Carburetor boasts an impressive interface that allows for easy calibration and setup through Holley's proprietary HP Tuners Software. The intuitive software comes with extensive data logging features, allowing users to analyze and fine-tune their engine parameters for optimized performance.
The carburetor is equipped with Holley's industry-leading Ultra HP EFI fuel pump that delivers a maximum flow rate of 400 lph (60 gpm) for maximum power potential. Improved fuel metering components, such as the enhanced fuel pressure regulator and improved fuel pump gasket, ensure consistent fuel delivery under various operating conditions.
The Ultra HP EFI Carburetor also comes with a high-quality, 5-quart fuel tank with a digital fuel level sensor. This sensor provides accurate fuel level monitoring via the HP Tuners software, enabling users to efficiently manage their fuel consumption.
This next-generation fuel-injected carburetor boasts a unique, self-contained design where the fuel system and main body are integrated, which means fewer connections between components, ensuring easy installation and superior sealing.
In summary, the Holley FR-8080-5HBX Ultra HP EFI Carburetor is a top-tier fuel-injected solution for small-block Ford applications seeking maximum performance, reliability, and ease of use. Its advanced features include customizable ECU calibration, high-flow fuel pump, digital fuel level sensor, self-contained design, and seamless integration with the HP Tuner software make it a preferred choice for enthusiasts and professional builders alike.
The Holley Ultra HP carburetor, model FR-80805HBX, is a high-performance carburetor with numerous desirable features. Before making a purchase decision, consider the following pros and cons based on its specifications and user reviews.
Pros:1. High flow design: Ultra HP carburetors offer a generous flow range of 220-1150 CFM, making it suitable for various performance applications.
2. Compatibility: This carburetor can be used in both street and race applications, perfect for the versatility-seeking enthusiast.
3. Durability: Holley Ultra HP carbs are known for their solid construction and durable materials, including a billet aluminum base and a robust castings.
4. Idle mixtures: This carburetor offers precise idle adjustments and a vacuum secondaries system to provide consistent idle performance across various conditions.
5. Adjustability: Multiple adjustments are available on this carburetor for optimal fine-tuning, allowing you to maximize engine performance.
Cons:1. Complexity: Compared to a standard carburetor, the Ultra HP model comes with numerous adjustments, which could intimidate some users.
2. Cost: This high-performance carburetor typically carries a higher price tag than a standard Holley 2-barrel or 4-barrel carburetor.
3. Installation: Due to its complexity, installing an Ultra HP carburetor might require some additional time and expertise.
4. Fuel pressure considerations: To ensure proper performance, using the correct fuel pressure recommendation is essential, which could require additional fuel system upgrades.
Conclusion:With a balance of high flow capacity, durability, and adjustability, the Holley Ultra HP carburetor (FR-80805HBX) is an excellent option for performance enthusiasts and racers seeking maximum horsepower. Despite its complexities and higher cost, the benefits of increased performance, compatibility, and the peace of mind that comes with a high-quality, durable carburetor make it a worthwhile investment for those willing to put in the time and effort required for installation.
Recommendation:If you're looking for a powerful, high-performance carburetor for your engine build or performance project, the Holley Ultra HP carburetor (FR-80805HBX) is a well-regarded choice, providing excellent flow capacity and the ability to fine-tune for optimal performance. Provided you're ready to dedicate the necessary time and resources to installation, this advanced carburetor will most likely exceed expectations.
Provides choice of 1:1 or progressive secondary throttle actuation for ultimate control secondary opening rate; Base plate designed with a boss that can be consumer machined vacuum source; Includes notched float and jet extensions; 100% wet-flow tested by Holley technicians to assure it arrives ready run!; Aluminum Construction saves 4.5 lbs - 38% weight savings. FR-80805HBX Holley Ultra XP Carburetor - Factory Refurbished: 750.95: 950 cfm 4150 Mechanical Secondaries Hard Core Gray Gasoline: Gasoline;Aluminum Construction saves 4.5 lbs 38% weight savings ; with black anodized billet aluminum metering block and booster inserts; designed for use on Drag race, circle track, or any high horsepower engines; Contoured venture inlet offers balanced airflow increased horsepower; Air bleeds moved outward to allow a smoother transition of from the top carburetor into venture; Metering blocks feature improved durability, true gasket sealing fully adjustable emulsion bleeds, power valve channel restricts idle feed restricts ; Integrated bypass eliminates need holes in throttle plates allows proper adjustment while maintaining correct plate transfer slot relationship.; Helps maintain good control when using radical camshafts.; Dual 30cc accelerator pumps provide perfect amount fuel full throttle; Fuel bowls 20% more capacity controlling slosh internal baffling; Clear sight windows both sides easy safe level adjustments; Built drain plug front bowl provides access empty contents bowl; 8AN o-ringed threads offer large variety plumbing options can be plumbed either side; 4 corner you precisely your system; off line launches; Elongated dual pattern mounting fitment intakes square flange Holley Dominate ; Knurled hand adjustable primary secondary curb screws without tools; Primary shaft capped prevent entry debris contaminates; Throttle is slabbed undercut airflow; machined accessory hole addition stop. Buyer pays return shipping.