Description
DEL-TRON PRODUCTS
Part No. DEL- HLY0-80804HBX
Xtreme Performance – Holley Ultra XP™ carburetors! Ultra XP carbs are up to 38% lighter than our traditional race carbs, have fuel capacity that is 20% greater and 30 other new features! They’re available in our all-new Hard Core Gray™ hard coat anodized finish with Black™ billet for improved corrosion protection.
Features:
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Aluminum Construction (saves 4.5 lbs – 38% weight savings)
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Hard Core Gray with black anodized billet aluminum metering block and booster inserts
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Designed for use on Drag race, circle track, or any high horsepower engines
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Contoured venturri inlet offers balanced airflow for increased horsepower
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Air bleeds moved outward to allow a smoother transition of airflow from the top of the carburetor into the venturii
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Metering blocks feature improved durability, true gasket sealing and fully adjustable (emulsion bleeds, power valve channel restrictors & idle feed restrictors)
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Integrated idle bypass valve eliminates the need for holes in throttle plates and allows for proper adjustment of idle while maintaining correct throttle plate to transfer slot relationship.
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Helps maintain good idle control when using radical camshafts.
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Dual 30cc accelerator pumps provide the perfect amount of fuel from idle to full throttle
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Fuel bowls provide 20% more fuel capacity while controlling slosh with internal baffling
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Clear sight windows on both sides of bowls for easy and safe fuel level adjustments
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Built in drain plug in front center of bowl provides easy access to empty contents of bowl
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8AN (o-ringed) inlet threads offer a large variety of plumbing options and can be plumbed from either side
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4 corner idle allows you to precisely control your idle system
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Mechanical Secondaries for perfect off the line launches
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Elongated (dual pattern) mounting holes allow fitment on intakes with square flange (Holley 4150™ style) or large flange (Holley Dominator® style)
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Knurled (hand adjustable) primary and secondary curb idle screws allow for easy idle adjustment without the use of tools
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Primary throttle shaft capped to prevent entry of debris & contaminates
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Factory machined accessory mounting hole for easy addition of adjustable primary throttle stop. New secondary pump cam lever designed to provide positive throttle stop on secondary side
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Stainless steel adjustable secondary link. Provides choice of 1:1 or progressivesecondary throttle actuation for ultimate control of secondary opening rate
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Baseplate designed with a boss that can be consumer machined for vacuum source
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Includes notched float and jet extensions
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100% wet-flow tested by Holley technicians to assure it arrives ready to run!
