SKU: 27490944330

650CFM Ultra XP Carburetor - 0-80802HBX

Sale price$607.48 Regular price$674.98
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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15

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Description

650CFM Ultra XP Carburetor - 0-80802HBXOverview: 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. They're also available in natural tumble polished aluminum with your choice of Black or Red metering blocks and base plate. The

Overview:

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. They're also available in natural tumble-polished aluminum with your choice of Black™ or Red™ metering blocks and base plate. The Aluminum Ultra XP comes in 600, 650, 750, 850, and True 950-CFM. Holley Ultra XP carburetors offer new features such as an integrated idle bypass valve that allows for idle adjustments while maintaining the correct throttle plate to transfer slot relationship, high capacity fuel 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, adjustable secondary linkage and knurled (hand adjustable) curb idle screws. Holley Ultra XP carburetors are the ultimate in square bore race carburetors!
 

Features:

  • Aluminum Construction (saves 4.5 lbs - 38% weight savings)
  • Hard Core Gray with black anodized billet aluminum metering block and booster inserts
  • Designed for use on Drag race, circle track, or any high horsepower engines
  • Contoured venturri inlet offers balanced airflow for increased horsepower
  • Air bleeds moved outward to allow a smoother transition of airflow from the top of the carburetor into the venturii
  • Metering blocks feature improved durability, true gasket sealing and fully adjustable (emulsion bleeds, power valve channel restrictors & idle feed restrictors)
  • 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. Helps maintain good idle control when using radical camshafts.
  • Dual 30cc accelerator pumps provide the perfect amount of fuel from idle to full throttle
  • Fuel bowls provide 20% more fuel capacity while controlling slosh with internal baffling
  • Clear sight windows on both sides of bowls for easy and safe fuel level adjustments
  • Built in drain plug in front center of bowl provides easy access to empty contents of bowl
  • 8AN (o-ringed) inlet threads offer a large variety of plumbing options and can be plumbed from either side
  • 4 corner idle allows you to precisely control your idle system
  • Mechanical Secondaries for perfect off the line launches
  • Elongated (dual pattern) mounting holes allow fitment on intakes with square flange (Holley 4150™ style) or large flange (Holley Dominator® style)
  • Knurled (hand adjustable) primary and secondary curb idle screws allow for easy idle adjustment without the use of tools
  • Primary throttle shaft capped to prevent entry of debris & contaminates
  • 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
  • Stainless steel adjustable secondary link. Provides choice of 1:1 or progressivesecondary throttle actuation for ultimate control of secondary opening rate
  • Baseplate designed with a boss that can be consumer machined for vacuum source
  • Includes notched float and jet extensions
  • 100% wet-flow tested by Holley technicians to assure it arrives ready to run!

 

Application:

Year Make Model Submodel Engine Size
Universal

 

Specs:

Barrels 4
Billet Color Hard Core Gray with Black
Booster Down Leg
Brand Holley
Carburetor Use Professional Race
CFM 650
Choke None
Circuit 2
Condition New
Emission Code 3
Finish Hard Core Gray
Fuel Gasoline
Fuel Inlet Dual
Marine Use No
Material Aluminum
Model 4150
Primary Main Jet 70
Primary Power Valve 6.5
Primary Pump Nozzle Size 32
Product Type Ultra XP Carburetor
Secondaries Mechanical
Secondary Main Jet 70
Secondary Pump Nozzle Size 32
Supercharged Application No
Throttle Bore 1.688 inch
Venturii Size 1.250 inch
Warning California Proposition 65
Warranty Limited 90 Day
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 27490944330

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Svitlana
Alexandria, US
★★★★★ 5
Simple, fragrance-free base lotion that plays well under sunscreen
Size: 18 Ounce (Pack of 1)
I bought this as a moisturizing base before beach days, on my dermatologist s-style routine: at home I apply this lotion first, let it sink in, then tanning cream, and then layer broad-spectrum sunscreen (SPF) on top. The goal was an even, soft, brown tan without that tight, dry feeling after sun and salt. In this role, it worked well for me. I didn’t finish the bottle over the season, and now I use it after the shower as my everyday body lotion. Why I chose it (and what actually “works” here): It’s fragrance-free and non-comedogenic, so it’s basic and gentle. The key active is colloidal oatmeal, a classic skin protectant that helps soothe and support the moisture barrier. Value for money was the clincher: a big bottle, simple formula, no extras I don’t need. Real-life notes from first use: It’s not ultra-rich (don’t expect a heavy occlusive butter), but as a daily hydrator or under-SPF base, it’s reliable and comfortable .The texture is fast-absorbing and non-greasy on my slightly dry skin. So, a straightforward, affordable oatmeal lotion that kept my skin calm under sunscreen in summer and now does the job after showers. No complaints—just a workhorse moisturizer that earns its keep.
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Reviewed in the United States on October 14, 2025
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Mychailo Toloczko
Natrona Heights, US
★★★★★ 5
Great lotion, not smelly
Size: 18 Ounce (Pack of 6)
Our go-to moisturizing lotion. Great price, and the best lotion we've used. And not fragrant!
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Reviewed in the United States on March 4, 2026
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marjie zimmerman
Fort Morgan, US
★★★★★ 5
Good basic lotion
Size: 18 Ounce (Pack of 1)
Moisturizes and is good quality but it has a terrible smell until drying and then it has no scent
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Reviewed in the United States on May 12, 2026
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Abraham J. Sanchez
Omaha, US
★★★★★ 4
Good product good price
Size: 18 Ounce (Pack of 6)
Pretty good, great price
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Reviewed in the United States on April 30, 2026
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Erica
Carnegie, US
★★★★★ 5
Generic is just as good
Size: 18 Ounce (Pack of 6)
Good value, just like the name brand - only drawback is they don’t come with pumps
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Reviewed in the United States on March 21, 2026

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