Name: Holley 2300 ALUM ULTRA XP 500 CFM (HARD BLACK) - E85
Brand: Holley
SKU: 152725734
Price: 625.77 USD

Holley carbs have powered more racers than all others combined and we've just changed the game again. Holley is proud to introduce the all new Ultra XP 2 Barrel. Holley 2 barrels have been a mainstay in oval track racing for decades, but racers always want more. They want more tuning ability, more durability, more weight savings and more features, so Holley listened and designed the all new Ultra XP 2bbl.

Delivering the proven results of the Ultra XP 4bbl but now in a 500 CFM 2bbl and E85 Fuel Compatible. It's all aluminum so it provides nearly 50% weight savings. It has no choke tower and an all new air entry area for smoother air flow, yet it retains the critical venturi and throttle bore dimensions for rule racing. It has large capacity XP fuel bowl, wedged float, dedicated race-only throttle lever, billet metering block & base plate, plus much more. The new Ultra XP 2bbl carbs for E85 are available in Black Billet Finish

Important Downloads:

Features:

E85 Fuel Compatible
All aluminum construction - for nearly 50% weight savings over zinc version
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 venturi 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" venturi & 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
Throttle shaft rides in oil impregnated sintered bronze bushings for smooth throttle actuation
Throttle shaft capped to prevent entry of debris & contaminates
50cc pump with metal lever. Anti-siphon valve in main body to reduce pump pull over
-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
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: Hard Core Gray with Black
Booster: Down Leg
CFM: 500
Choke: None
Emission Code: 3
Finish: Hard Core Gray
Fuel: E-85
Fuel Inlet: Single
Material: Aluminum
Model: 2300
Primary Main Jet: 88
Primary Power Valve: 3.5
Primary Pump Nozzle Size: 35
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