Holley Ultra XP Carburetor 500 CFM, E85 Fuel Compatible, Hard Core Gray - (HOL-0-4412EX)

Description

Ultra XP Carburetor; 2 bbl; 500 cfm; Mech. Secondary; Gas; Dual Fuel Inlet; Model 2300 XP; Gas; Hard Core Gray w/Hard Core Gray Metering Block/Base Plate;

Xtreme Performance - Holley Ultra XP(TM) Circle Track Carburetors! Ultra XP carbs are 38% lighter than our original HP, have fuel capacity that is 20% greater and 30 other new features! They're available in our Hard Core Gray(TM) hard coat anodized finish with Black(TM) billet for improved corrosion protection & also available in natural tumble-polished aluminum with Black(TM) metering blocks and base plate. The Aluminum Ultra XP Cirlce Tracks are available in 650 & 750 CFM's. Holley Ultra XP carburetors are Specifically Calibrated for Circle Track & offer new features such as anti-siphon valve in the main body; high capacity HP bowls which feature 20% more fuel capacity to eliminate starvation, integrated fuel shelf to minimize fuel aeration and internal baffling to control fuel slosh. Other features include all aluminum construction, fully tunable billet metering blocks, billet base plate, wedge floats, adjustable secondary linkage and knurled (hand adjustable) curb idle screws. Holley Ultra XP carburetors are the ultimate in square bore race carburetors! 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

Features & Benefits

• E85 Fuel Compatible
• Fuel Bowl Provides 20% More Fuel Capacity Controls Slosh
• Clear Sight Window On Both Sides Of Bowl For Fuel Level Adjust
• All Aluminum Construction
• Black Billet Aluminum Metering Block and Base Plate
• No Choke Tower For Unobstructed Airflow
• Air Bleeds Moved Outward Allow Smoother Transition Of Airflow
• Down-Leg Boosters For Improved Fuel Signal
• Contoured Hex Head Squirter Screw For Streamlined Airflow
• Internal Pump Passage On Metering Block w/Tunable Bleed Off
• Built In Drain Plug Provides Easy Access to Empty Bowl

Specifications:

Material:	Aluminum
Booster Type:	Down Leg
Part Type:	Carburetor
Billet Color:	Hard Core Gray with Black
CFM:	500
Flange:	2bbl/2300
Fuel Type:	E-85
Primary Power Valve:	3.5
Supercharged Application:	No
Type:	Automotive
Venturii Size:	1.376 in.
Barrel:	Two
Carburetor Type:	2300
Choke:	None
Emission:	Without EGR
Finish:	Hard Core Gray
Fuel Inlet:	Single
Primary Main Jet:	88
Secondary Type:	None
Throttle Bore:	1.688 in.
Usage:	Racing