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Holley 2300 ALUM ULTRA XP 500 CFM

$825.00 SALE: $741.95

Holley

Model #0-4412BKX


Shopper Award

The original Holley 0-4412 has powered thousands of racers to the winners' circle! How do you make it better? Add the proven design elements of the popular Ultra series for more tunability, more durability, more weight savings and more features! The Ultra xP 2bbl carburetors feature all aluminum construction for nearly 50% weight savings over their zinc counterparts, contoured venturii inlet for unobstructed airflow, screw in air bleeds for easy fine tuning, black anodized fully adjustable billet aluminum metering block and baseplate, high capacity fuel bowl which features 20% more fuel capacity to eliminate starvation, integrated fuel shelf to minimize fuel aeration and internal baffling to control fuel slosh and a centered air cleaner flange for improved airflow and performance. Other notable features include wedged floats, knurled hand adjustable curb idle screw and down leg boosters. Ultra xP 2bbl carburetors are approved for use in NASCAR® Mid-West/West Coast Late Model Divisions and utilize the same venturii and throttle bore dimensions of the classic 4412 2bbl carburetor. Available in shiny or Hard Core Gray finishes, the Ultra xP 2bbl will outperform any production 2bbl available.

Important Downloads:

Features:
  • All aluminum construction - for nearly 50% weight savings over zinc version
  • Tumble polished aluminum with Black™ billet aluminum metering block and base plate
  • No choke tower for unobstructed airflow
  • Air bleeds moved outward to allow a smoother transition of airflow
  • Air cleaner flange centered over venturii for improved airflow and performance. 5/16-18 bent air cleaner stud included
  • Down-leg boosters for improved fuel signal
  • Contoured hex head squirter screw for streamlined airflow
  • Internal pump passage on metering block equipped with tunable bleed off
  • Same 1-3/8" Venturii & 1-11/16" Throttle Bore size and Throttle Plate/Throttle Shaft size of original 0-4412
  • Fuel bowl provides 20% more fuel capacity while controlling slosh with internal baffling
  • Clear sight windows on both sides of bowl for easy & safe fuel level adjustments
  • Fuel trough designed into floor of bowl to route fuel flow directly to the jets and assists in keeping jets covered by fuel
  • Built in drain plug provides easy access to empty contents of bowl
  • -8 (O-ring) inlet threads offer a large variety of plumbing options (come with an extended -8 O-ring to -8AN male adapter and -8 plug). Can be plumbed from either side
  • Throttle shaft rides in oil impregnated sintered bronze bushings for smooth throttle actuation
  • Throttle shaft capped to prevent entryof debris & contaminates
  • 30cc pump with metal lever. Anti-siphon valve in mainbody to reduce pump pull over
  • Dedicated race-only throttle lever with all unnecessary street attachment points & tangs removed
  • Knurled (hand adjustable) curb idle screw allows for easy idle adjustment without the use of tools
  • Set screw for wide open throttle stop adjustment
  • Wedge float provides fuel control while cornering
  • 100% wet-flow tested by Holley technicians to assure it arrives ready to run!
Specifications:
  • Barrels: 2
  • Billet Color: Shiny with Black Billet
  • Booster: Down Leg
  • CFM: 500
  • Choke: None
  • Emission Code: 3
  • Finish: Shiny
  • Fuel: Gasoline
  • Fuel Inlet: Dual
  • Material: Aluminum
  • Model: 2300
  • Primary Main Jet: 74
  • Primary Power Valve: 3.5
  • Primary Pump Nozzle Size: 28
  • Product Type: Carburetor
  • Secondaries: None
  • Supercharged Application: No
  • Throttle Bore: 1.688 inch
  • Venturii Size: 1.376 inch
  • Warranty: Limited 90 Day

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Who is Holley?

Holley is a company known for producing high-performance parts that fit a variety of vehicles. The company’s history can be traced back to the late 1800s when brothers George and Earl Holley learned how to make pattern casting that enabled them to build one-cylinder engines. Then in 1903, they provided Henry Ford with the carburetor and became the industry leader in fuel system technology. The rest is, as they say, history.

Fuel System Experts

For over a century, Holley has always been at the forefront of designing parts for the fuel delivery system. From carburetors to electronic fuel injections, Holley has it all. Today, Holley is considered one of the most recognizable aftermarket brands in the world.

Being Part Of History

Not everyone is aware that Holley provided fuel systems components for the military during WWII, and it is not for automobiles but planes and boats. Since then, the company has become a dominant force when it comes to fuel delivery system components and has been used by many champion racers and enthusiasts. 

Choice Of Champions

Since the 1960s, Holley has powered every NASCAR sprint cup car and every winning NHRA Pro Stock Team even today. It is a testament to the kind of products the company produces.

Purchase Holley Products At Vivid Racing

If you are in the market for high-quality fuel delivery system components for your vehicle, then choose the best brand out there, and that is Holley. Not every company can boast 100 years of experience. 

To know more about Holley, visit Vivid Racing and check out their list of products that fit your specific requirement.

90 Day Limited Warranty applies to B&M transmissions, launch control kits and all electrical components (switches, lights, solenoids).

Holley Performance Products warrants its Holley Street Avenger™ Carburetor to be free from defects in material and workmanship for the life of the product on parts and one year on repair labor. After a period of one year, Holley will charge standard rates for repair labor. For any Holley Street Avenger Carburetor used in any type racing or off-road use will only be covered by a one (1) year limited warranty on parts and labor. Warranty performance will be initiated by returning the alleged defective product to HOLLEY PERFORMANCE PRODUCTS with the original, dated purchase receipt. Purchaser is to call toll free the Holley Factory Service number at 1-866-464-6553 to receive details and shipping instructions.



For full warranty information please Click Here

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