fits model: Xp.

( Brand: Holley ), ( Manufacturer Part Number: 0-80813BKX ), ( Part Type: Aluminum Carburetor ), ( UPC: 090127720950 )
The Holley 0-80813BKX Ultra XP Circle Track Carburetor is a high-performance, fuel-injection-compatible carburetor designed specifically for circle track racing applications. This carburetor is part of Holley's Ultra series, which is known for its advanced features and exceptional performance.
The Ultra XP Circle Track Carburetor boasts a unique circular design, which provides excellent airflow and helps to reduce turbulence and unwanted engine vibration. It comes with a 650 CFM capacity, making it suitable for larger engines that require more fuel delivery.
One of the standout features of this carburetor is its integrated fuel injection capability. This allows it to work seamlessly with electronic fuel injection systems, providing an easy and efficient way to add carbureted throttle body operation to your race car. It also comes with a built-in fuel pressure regulator, which simplifies the fuel system plumbing and eliminates the need for an external regulator.
The Ultra XP Circle Track Carburetor is also equipped with a number of other advanced features designed to improve performance and ease of use. These include a removable bowl section for easy access to the internal components, a built-in adjustable idle circuit with an air bleed system for precise idle control, and adjustable secondary metering rods for fine-tuning the fuel mixture for optimal power and fuel efficiency.
The carburetor is constructed from high-quality materials, including a cast aluminum body and billet aluminum fuel bowls, making it durable and lightweight. It also features a polished finish that looks great and helps to reduce air turbulence.
Overall, the Holley 0-80813BKX Ultra XP Circle Track Carburetor is an excellent choice for racers who demand the highest levels of performance, ease of use, and flexibility from their carburetor. Its unique circular design, integrated fuel injection capability, and advanced features make it a top pick for serious racers looking to take their performance to the next level.
The Holley 0-80813BKX Ultra XP Circle Track Carburetor is a popular choice among racers and performance enthusiasts due to its advanced features and capabilities. Here are some pros and cons to help you make an informed decision:
Pros:1. High-performance design: The Ultra XP carburetor is designed for high-performance applications, making it suitable for circle track racing and other high-speed uses. It offers excellent fuel delivery and atomization, ensuring optimal engine performance.
2. Adjustable features: The carburetor comes with several adjustable features, including main jets, power valve, idle mixture, and more. This allows users to fine-tune the carburetor for their specific engine and racing conditions.
3. Durable construction: The Ultra XP carburetor is built to last, with a heavy-duty cast aluminum body and stainless steel components. It is also designed to withstand the rigors of racing, making it a reliable choice for serious racers.
4. Easy installation: The carburetor comes with a detailed installation manual and is designed for easy installation. It is also compatible with a wide range of applications, making it a versatile choice for many racers.
Cons:1. Cost: The Holley Ultra XP carburetor is more expensive than some other options on the market. However, its advanced features and high-performance capabilities justify the investment for many racers.
2. Complexity: The carburetor's advanced features can be intimidating for some users, especially those new to carbureted racing engines. However, Holley provides extensive documentation and resources to help users get started.
3. Maintenance: Like all carburetors, the Ultra XP requires regular maintenance to ensure optimal performance. This includes regular cleaning, adjustments, and replacement of worn components.
Conclusion:The Holley 0-80813BKX Ultra XP Circle Track Carburetor is a high-performance, adjustable, and durable choice for circle track racing and other high-speed applications. While it may be more expensive and complex than some other options, its advanced features and capabilities make it a worthwhile investment for serious racers.
Recommendation:If you are a circle track racer or performance enthusiast looking for a high-performance carburetor, the Holley 0-80813BKX Ultra XP Circle Track Carburetor is an excellent choice. Its adjustable features, durable construction, and easy installation make it a versatile and reliable option for many applications. However, be prepared for the investment and the ongoing maintenance that comes with a high-performance carburetor.
0-80813BKX Holley Aluminum Ultra XP Circle Track Carburetor: 750 cfm - 4150 Mechanical Secondaries Shiny Gasoline;Aluminum Construction saves 4.5 lbs 38% weight savings ; with black anodized billet aluminum metering blocks and base plate; Calibrated specifically for use on circle track; Has a set screw in the plate wide open throttle stop adjustment; PTFE coated shafts rides oil impregnated bronze bushings smooth actuation; Anti-siphon valve main body to reduce pump pullover; Contoured venture inlet offers balanced airflow increased horsepower; Air bleeds moved outward allow smoother transition of from top carburetor into venture; Metering feature improved durability, true gasket sealing fully adjustable emulsion bleeds, power channel restricts idle feed restricts ; Integrated bypass eliminates need holes plates allows proper adjustment while maintaining correct 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; 8 o-ringed threads offer large variety plumbing options can be plumbed either side; 4 corner you precisely your system; Internal passage block equipped unable bleed off further tuning pump; Knurled hand adjustable primary secondary curb screws without tools; Primary shaft capped prevent entry debris contaminates; Factory machined accessory mounting hole addition. A signature is required on all UPS orders over $750. Buyer pays return shipping.