Ultra XP 2BBL Carburetor 500 CFM 2300 Gasoline Holley

1 20

Holley

SKU:0-4412HBX

$899.95

Sale Sold out

Shipping calculated at checkout.

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 percent 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 percent 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.

Features and Benefits:

All aluminum construction - for nearly 50 percent weight savings over zinc version Hard Core Gray with BlackTM 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 inch Venturii & 1-11/16 inch Throttle Bore size and Throttle Plate/Throttle Shaft size of original 0-4412 Fuel bowl provides 20 percent 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 entry of 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 percent wet-flow tested by Holley technicians to assure it arrives ready to run!

Details:

Barrel Quantity: 2.0
Billet Color: Hard Core Gray with Black
Body Color: Hard Core Gray
Body Finish: E-Coated
Booster: Downleg
Booster Design: Downleg
CFM: 500.0
Carburetor Material: Aluminum
Carburetor Use: Performance and Race
Condition: New
Cubic Feet Per Minute Rating: 500.0
Finish: Hard Core Gray
Flange Type: 2300 2-Bbl
Fuel Type: Gasoline
Fuel Inlet: Single
Grade Type: Performance
Linkage Attached: Yes
Marine Approved: No
Marine Use: No
Material: Aluminum
Model: 2300
Mounting Hole Quantity: 4.0
Primary Jet Diameter: 74.0
Primary Main Jet: 74.0
Primary Power Valve: 3.5
Primary Pump Nozzle Size: 28.0
Spacer Included: No
Supercharged Application: No
Throttle Bore: 1.688 inch
Venturii Size: 1.376 inch
Warranty: Manufacturer's Limited 90 Day Warranty

CALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Vehicle Fitment

Year	Make	Model	Trim
1928–1934	Ford	Sedan Delivery	—
1929–1936	Duesenberg	Model J	—
1930	Studebaker	President FE	—
1931	Lincoln	Model K	—
1931	Studebaker	President Model 80	—
1931–1932	Chrysler	Series CG	—
1931–1933	Buick	Series 80	—
1931–1935	Buick	Series 90	—
1931–1935	Buick	Series 60	—
1931–1935	Buick	Series 50	—
1932	Studebaker	President Model 91	—
1932	Chrysler	Series CH	—
1932–1933	Chrysler	Imperial Custom Series CL	—
1932–1934	Lincoln	Model KB	—
1932–1936	Duesenberg	Model SJ	—
1933	Studebaker	Commander Model 73	—
1933	Studebaker	President Speedway Model 92	—
1933	Ford	Model 46	—
1934	Studebaker	Commander	—
1934	Chrysler	Imperial Custom Airflow Series CW	—
1934	Ford	Model 40 A	—
1934–1935	Buick	Series 40	—
1934–1938	Studebaker	President	—
1935	Chrysler	Imperial Custom Airflow Series C-W	—
1935	Buick	Limited Series 90	—
1935–1938	Lincoln	Model K	—
1936	Cord	810	—
1936	Hudson	Deluxe Eight	—
1936	Hudson	Custom Eight	—
1936	Buick	Special 40	—
1936–1937	Cadillac	Series 70	—
1936–1938	Cadillac	Series 60	—
1936–1939	Lincoln	Zephyr	—
1936–1942	Cadillac	Series 75	—
1937	Hudson	Deluxe Eight Series 76	—
1937	Hudson	Custom Eight Series 77	—
1937	Ford	Model 74	—
1937	Hudson	Custom Eight Series 75	—
1937	Cord	812	—
1937	Hudson	Deluxe Eight Series 74	—
1937	Hudson	Custom Six	—
1937	Chrysler	Imperial	—
1937–1938	Hudson	Terraplane	—
1937–1938	Cadillac	Series 65	—
1937–1940	LaSalle	Series 50	—
1937–1940	Ford	1 Ton Pickup	—
1937–1940	Ford	3/4 Ton Pickup	—
1937–1940	Ford	1/2 Ton Pickup	—
1937–1940	Ford	Sedan Delivery	—
1938	Hudson	Custom Series 85	—
1954	Studebaker	3R38	—
1954	Fargo	FC1B Panel Delivery	—
1954	Studebaker	3R28	—
1954–1955	BMW	501B	—
1954–1955	Willys	Aero Ace	—
1954–1955	Jeep	Willys	—
1954–1955	Dodge	C-1 Truck	—
1954–1959	Dodge	Sierra	—
1954–1959	Ford	Skyliner	—
1954–1960	Chevrolet	Truck	—
1954–1961	BMW	502	—
1955	GMC	100-22	—
1955	Fargo	FC3C Pickup	—
1955	GMC	150-22	—
1955	Willys	Bermuda	—
1955	Fargo	FC3B Panel Delivery	—
1955	Willys	Custom	—
1955	Fargo	FC3B Pickup	—
1955	GMC	280-22	—
1955	GMC	250-22	—
1955–1956	Chrysler	Nassau	—
1955–1956	Studebaker	E13	—
1955–1956	Studebaker	E7	—
1955–1956	Nash	Ambassador Custom	—
1955–1956	GMC	M340	—
1955–1956	Studebaker	E28	—
1955–1956	Studebaker	E38	—
1955–1957	Chevrolet	Two-Ten Series	—
1955–1957	Deutsch-Bonnet	750	—
1955–1957	Citroen	11	—
1955–1958	Plymouth	Plaza	—
1955–1959	GMC	100	—
1955–1959	GMC	M300	—
1955–1959	GMC	FM350	—
1955–1959	GMC	S300	—
1955–1959	GMC	F370	—
1955–1959	GMC	F350	—
1955–1959	GMC	S370	—
1955–1959	Dodge	Lancer	—
1955–1959	GMC	250	—
1955–1959	GMC	PM150	—
1955–1959	GMC	PM250	—
1955–1961	Chrysler	Windsor	—
1955–1961	Plymouth	Suburban	—
1955–1964	Plymouth	Savoy	—
1955–1966	Chevrolet	Suburban	—
1955–1967	Citroen	DS19	—
1955–1970	Plymouth	Belvedere	—
1955–1974	Pontiac	Laurentian	—
1955–1975	Chevrolet	Bel Air	—
1961	Studebaker	6E7D	—
1961	Checker	Marathon	—
1961	Studebaker	6E13	—
1961	Studebaker	6E12D	—
1961	American Motors	Rebel	—
1961	Studebaker	6E12	—
1961	Studebaker	6E7	—
1961	Studebaker	6E13D	—
1961–1962	International	C110	—
1961–1962	International	C130	—
1961–1962	American Motors	Custom	—
1961–1962	Jeep	Utility	—
1961–1962	International	C100	—
1961–1962	International	C120	—
1961–1962	Chevrolet	P10 Series	—
1961–1962	International	C112	—
1961–1962	International	C132	—
1961–1962	International	C102	—
1961–1963	Mercury	Meteor	—
1961–1963	BMW	2600	—
1961–1963	BMW	3200	—
1961–1963	Nissan	Bluebird	—
1961–1966	American Motors	Classic	—
1961–1969	Buick	Special	—
1961–1972	Oldsmobile	F85	—
1961–1973	Oldsmobile	Cutlass	—
1961–1976	Chrysler	Newport	—
1962	Studebaker	7E12D	—
1962	Studebaker	7E13D	—
1962	Studebaker	7E7	—
1962	Studebaker	7E12	—
1962	GMC	PB1000 Series	—
1962–1963	Toyopet	Crown	—
1962–1964	Ford	Galaxie 500	—
1962–1964	Shelby	Cobra	—
1962–1965	Jeep	6-230	—
1962–1965	Dodge	880	—
1962–1965	Apollo	GT	—
1962–1965	Chrysler	300	—
1962–1966	Studebaker	Daytona	—
1962–1966	Elva	Courier	—
1962–1966	Studebaker	Cruiser	—
1962–1967	Mercury	Villager	—
1962–1969	Lancia	Flavia	—
1962–1969	Mercury	Comet	—
1962–1969	Jeep	Gladiator	—
1962–1970	Ford	Falcon	—
1962–1972	Buick	Skylark	—
1962–1979	Ford	Ranchero	—
1962–1987	Pontiac	Grand Prix	—
1968	Plymouth	GTX	—
1968	Oldsmobile	442	—
1968	International	1200C	—
1968	International	1300C	—
1968	International	1000C	—
1968	International	1100C	—
1968	Jeep	CJ5A	—
1968	Jeep	CJ6A	—
1968–1969	American Motors	AMX	—
1968–1969	Buick	GS 350	—
1968–1969	International	908C	—
1968–1969	Dodge	A100 Truck	—
1968–1969	International	1500C	—
1968–1970	Opel	Rallye	—
1968–1970	Citroen	ID19	—
1968–1970	Siata	Spring	—
1968–1971	Renault	R10	—
1968–1972	Renault	R16	—
1968–1972	Nissan	521 Pickup	—
1968–1972	Opel	Kadett	—
1968–1973	VAM	Javelin	—
1968–1974	GMC	K35/K3500 Pickup	—
1968–1974	American Motors	Javelin	—
1968–1974	Chevrolet	K30 Pickup	—
1968–1974	Dodge	W300 Pickup	—
1968–1974	Dodge	W200 Pickup	—
1968–1974	Dodge	D100 Pickup	—
1968–1974	Ford	Galaxie 500	—
1968–1974	Dodge	D200 Pickup	—
1968–1974	Dodge	D300 Pickup	—
1968–1974	Dodge	W100 Pickup	—
1968–1975	Plymouth	Road Runner	—
1968–1976	Mercury	Montego	—
1968–1976	Ford	Torino	—
1968–1977	Ford	Custom 500	—
1968–1989	Toyota	Corolla	—
1969	International	M800 Navy	—
1969	American Motors	Rambler	—
1969–1970	International	1000D	—
1969–1970	International	1100D	—
1969–1972	International	M800 Post Office	—
1969–1972	Fargo	W110 Pickup	—
1969–1972	Audi	Super 90	—
1969–1972	Chevrolet	Brookwood	—
1969–1972	Chevrolet	Townsman	—
1969–1974	Ford	E-200 Econoline	—
1969–1974	Chevrolet	Blazer	—
1969–1974	Lancia	2000	—
1969–1974	Toyota	Hi-Lux	—
1969–1974	Audi	100 Series	—
1975	International	MS	—
1975	Oldsmobile	Custom Cruiser	—
1975	Oldsmobile	Delta 88	—
1975	Chevrolet	P30	—
1975–1976	Bricklin	SV-1	—
1975–1976	Chevrolet	G30	—
1975–1976	GMC	C35	—
1975–1976	GMC	G35	—
1975–1976	Volkswagen	Rabbit	—
1975–1976	Chrysler	New Yorker	—
1975–1976	Ford	P-400	—
1975–1976	Chevrolet	G20	—
1975–1978	Chevrolet	K10	—
1975–1978	GMC	C15	—
1975–1978	Chevrolet	K20	—
1975–1978	Dodge	W300	—
1975–1978	GMC	K15	—
1975–1978	GMC	K25 Suburban	—
1975–1978	Bentley	Corniche	—
1975–1980	Dodge	D100	—
1975–1980	Rolls-Royce	Camargue	—
1975–1980	Dodge	D300	—
1975–1980	Dodge	W200	—
1975–1980	Dodge	D200	—
1975–1981	Chevrolet	C10	—
1975–1981	Oldsmobile	Cutlass	—
1975–1982	Checker	Marathon	—
1975–1982	Ford	Granada	—
1975–1983	Ford	E-100 Econoline Club Wagon	—
1975–1983	Chrysler	Cordoba	—
1975–1984	Oldsmobile	Omega	—
1975–1985	Buick	Skylark	—
1975–1985	Ford	E-250 Econoline	—
1975–1985	Ford	E-250 Econoline Club Wagon	—
1975–1987	Oldsmobile	Cutlass Supreme	—
1975–1989	Mercury	Grand Marquis	—
1976	Oldsmobile	Cutlass Tiara	—
1976	Renault	R5	—
1976	Lancia	Scorpion	—
1976–1977	Ford	P-500	—
1976–1979	Lancia	Beta	—
1976–1979	Buick	Opel	—
1976–1979	VAM	Pacer	—
1976–1980	Plymouth	Arrow	—
1976–1980	Plymouth	Volare	—
1976–1980	Pontiac	Sunbird	—
1976–1980	American Motors	Pacer	—
1976–1985	Buick	LeSabre	—
1976–1987	Jeep	CJ7	—
1976–1990	Plymouth	Colt	—
1985	Chrysler	Executive Limousine	—
1985	Buick	Electra	—
1985	Oldsmobile	98	—
1985	Ford	Thunderbird	—
1985–1986	Renault	Encore	—
1985–1986	Honda	Civic	—
1985–1987	Nissan	Samurai	—
1985–1987	Oldsmobile	Cutlass Salon	—
1985–1988	Chevrolet	Sprint	—
1985–1988	Chevrolet	Spectrum	—
1985–1988	Mitsubishi	Mirage	—
1985–1988	Pontiac	Firefly	—
1985–1988	Chevrolet	Nova	—
1985–1991	Ford	B-200	—
1986	Ford	Aerostar	—
1986	Ford	B-200 Panel	—
1986	Hyundai	Pony	—
1986	Jeep	Comanche	—
1986–1987	Mazda	B2000	—
1986–1987	Maserati	Spyder	—
1986–1987	Maserati	425	—
1986–1989	Suzuki	Samurai	—
1986–1989	Yugo	GV	—
1986–1989	Hyundai	Excel	—
1986–1989	Honda	Accord	—
1986–1990	Ford	P-350	—
1986–1991	Ford	F-200	—
1987–1988	Mazda	B2600	—
1987–1988	Dodge	Dakota	—
1987–1988	Dodge	Magnum	—
1987–1988	Ford	Ranger	—
1987–1989	Volkswagen	Jetta	—
1987–1989	Dodge	Raider	—
1987–1989	Mitsubishi	Precis	—
1987–1989	Yugo	GVX	—
1987–1989	Ford	Thunderbird	—
1987–1990	Jeep	Wrangler	—
1987–1991	Subaru	Justy	—
1987–1991	Ford	LTD Crown Victoria	—
1987–1992	Nissan	Ichi Van	—
1987–1993	Mazda	B2200	—
1988	Yugo	GVS	—
1988–1989	Ford	Festiva	—
1988–1989	Yugo	GVL	—
1988–1990	Honda	Prelude	—
1988–1990	Eagle	Vista	—
1988–1992	Nissan	Hikari	—
1988–1992	Volkswagen	Combi	—
1988–1992	Volkswagen	Panel	—
1989–1993	Isuzu	Amigo	—