fits model: Xp.

( Brand: Holley ), ( Manufacturer Part Number: FR-80805BKX ), ( Part Type: Carburetor ), ( UPC: 090127714386 )
The Holley Ultra LP Series FR-80805BKX Carburetor is a high-performance fuel delivery system designed for hot rods, muscle cars, and high-performance applications. This carburetor boasts a sophisticated design, delivering exceptional fuel atomization and air-fuel ratio control.
The Ultra LP Series FR-80805BKX features a new bowl design that offers increased air transption for enhanced performance, as well as an adjustable choke mechanism that ensures easy starting in cold conditions. The carburetor also comes with a new fuel bowl gasket and fuel bowl venturi that offer improved sealing, minimizing fuel losses and enhancing overall efficiency.
Holley's Ultra LP Series FR-80805BKX Carburetor is equipped with an 850 double pumper vacuum secondary system, providing optimal power nuts and a broad power band. The primary circuit delivers a 670 CFM flow rate, while the secondary circuit delivers a 1,050 CFM flow rate, ensuring seamless power delivery at all RPM levels.
The carburetor is constructed with high-quality materials, including a rust-proof aluminum body and stainless steel fuel bowls and floats. It also comes with brass fittings and brass fuel inlet and outlet. The threaded copper gasket makes for easy installation and ensures a solid seal.
The Ultra LP Series FR-80805BKX Carburetor offers multiple adjustment options, including main jet and power valve jet, allowing users to fine-tune their engine's performance for various fuel and air conditions. The adjustable fuel pressure compensator rod provides 3 psi of fuel pressure adjustment.
In addition, this carburetor includes a secondary enrichment circuit that provides a richer fuel mixture during decelination and idle, ensuring smooth driving under all conditions. The secondary emulsion tubes can be easily adjusted for fine-tuning purposes.
Overall, the Holley Ultra LP Series FR-80805BKX Carburetor is an excellent choice for hot rods, muscle cars, and high-performance applications that demand exceptional fuel delivery and performance. With its state-of-the-art design, adjustability features, and high-quality construction, this carburetor delivers consistent power and reliability, making it a top choice among enthusiasts and professionals alike.
The Holley 80805BKX Ultra GP EFI Carburetor is a popular choice for automotive enthusiasts looking to upgrade their fuel delivery system. Here are some pros and cons to consider before making a purchase:
Pros:1. Improved Idle and Throttle Response: The Ultra GP EFI Carburetor offers precise idle control and quick throttle response, resulting in better fuel efficiency, reduced emissions, and a smooth driving experience.
2. Wide Compatibility: This carburetor is compatible with a wide range of applications, including late-model GM, Ford, and Mopar engines, making it a versatile option for various projects.
3. Easy Installation: The Ultra GP EFI Carburetor is designed for easy installation, requiring minimal modifications to your engine, and comes with a wiring harness and instructions to simplify the process.
4. Flexible Tuning: The Holley Ultra GP EFI Carburetor can be easily tuned using the Holley EFI system, allowing you to optimize fuel, spark, and timing settings for your specific engine and driving conditions.
5. Built to Last: Holley is a well-known and trusted brand in the automotive industry, and the Ultra GP EFI Carburetor is no exception. It is built with high-quality materials and engineering, ensuring long-lasting performance and reliability.
Cons:1. Higher Cost: The Ultra GP EFI Carburetor comes at a higher price point than traditional carburetors, making it a more substantial investment for some automotive enthusiasts.
2. Complexity: The Ultra GP EFI Carburetor is a more advanced technology compared to traditional carburetors, which may require a steeper learning curve for some users.
3. Potential Electrical Issues: As an electronic fuel injection (EFI) system, the Ultra GP Carburetor relies on a reliable electrical connection, which some users may find challenging to deal with.
In conclusion, the Holley 80805BKX Ultra GP EFI Carburetor offers several advantages over traditional carburetors, such as improved idle and throttle response, wide compatibility, ease of installation, flexible tuning, and built-to-last quality. However, it comes with a higher cost and a steeper learning curve, and there is a potential for electrical issues. Ultimately, the decision to purchase the Ultra GP EFI Carburetor should depend on your specific requirements, budget, and level of experience working with EFI systems.
If you are looking for a carburetor upgrade that allows you to optimize your engine's performance for better fuel efficiency, reduced emissions, and a smoother driving experience, and have the budget and experience for a more complex carburetor system, the Ultra GP EFI Carburetor may be a worthwhile investment. Otherwise, a traditional carburetor may be a more cost-effective and simpler option for your project.
Buyer pays return shipping. FR-80805BKX Holley Ultra XP Carburetor - Factory Refurbished: 727.95: 950 cfm 4150 Mechanical Secondaries Shiny Gasoline: Gasoline;Aluminum Construction saves 4.5 lbs 38% weight savings ; with black anodized billet aluminum metering blocks and base plate; 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 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. 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.