Holley Ultra XP 2BBL Carburetor
Holley
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Product Details
Compatibility
Fits Holley Ultra XP 2BBL Carburetor.
Please refer to manufacturer specifications for complete compatibility information.
Product Specifications
Barrel Quantity
2
Barrels
2
Billet Color
Hard Core Gray with Black
Body Color
Hard Core Gray
Booster Design
Downleg
Booster
Downleg
Brand
Holley
Carburetor Use
Performance and Race
CFM
500
Choke
None
Cubic Feet Per Minute Rating
500
Flange Type
2300 2-BBL
Fuel Inlet
Single
Grade Type
Performance
Linkage Attached
Yes
Marine Approved
No
Marine Use
No
Mounting Hole Quantity
4
Part Type
Carburetor
Primary Jet Diameter
74
Primary Main Jet
74
Primary Power Valve
3.5
Primary Pump Nozzle Size
28
Product Type
Carburetor
Secondaries
None
Spacer Included
No
Supercharged Application
No
Throttle Bore
1.688 inch
Venturii Size
1.376 inch
Product Description
Key Features
500 CFM - 2300 - Hard Core Gray - Gasoline
- All aluminum construction - for nearly 50% weight savings over zinc version
- Hard Core Gray 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 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% wet-flow tested by Holley technicians to assure it arrives ready to run!
Package Contents
Kit includes all necessary components. Please refer to manufacturer specifications for detailed package contents.