4.8 · 6 reviews
SKU: 0-80805HBX

Professional Race Carburetor: 950 CFM, No Choke, 4 Barrel, Square Bore, Dual Inlet, Hard Core Gray

$1,450.99
FREE delivery
Description

ABOUT THIS PRODUCT

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!

Product Features:
  • Aluminum Construction
  • Saves 4.5 Pounds 38% Weight Savings
  • Contoured Venturi Inlet Balances Airflow For Increased hp
  • Air Bleeds Moved Outward For Smoother Transition Of Airflow
  • Metering Blocks/True Gasket Sealing/Fully Adjustable
  • Idle Bypass Valve Eliminates Holes In Throttle Plates
  • Dual 30CC Accelerator Pumps Fuel From Idle To Full Throttle
  • Fuel Bowls Provide 20% More Fuel Capacity Controls Slosh
  • Clear Sight Windows On Both Sides Of Bowls For Safe Fuel Level
  • Drain Plug On Bowl Provides Easy Access To Empty Bowl
  • 8AN O-Ringed Inlet Threads Offer A Variety Of Plumbing Options
  • 4 Corner Idle Allows You To Precisely Control Your Idle System
Specifications
Brand
Holley (1288)
SKU
0-80805HBX
Product type
Automotive
Guides & Resources
User Guide
Returns Policy
Shipping Information

Free shipping on all orders. Most items ship next business day after your order is placed.

Returns Policy

Returns are accepted when the product is in its original, unopened container. Contact us if you have questions about your order.

View full returns policy

Customer Reviews

4.8

Based on 6 reviews

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R
Riley N. Verified Buyer
06/08/2025

No complaints

Quick delivery and the product exceeded my expectations.

M
Maria K. Verified Buyer
08/17/2025

Would buy again

Does what it is supposed to do. Happy with this purchase.

T
Ted R. Verified Buyer
02/03/2025

Works perfectly

Setup was simple and it has worked reliably since day one.

P
Pat M. Verified Buyer
11/28/2025

Better than expected

Reliable product and smooth buying experience on this site.

C
Chris W. Verified Buyer
07/05/2025

Highly recommend

Good experience overall from checkout to delivery.

J
Jordan L. Verified Buyer
04/15/2025

Very happy with this

Packaging was secure and the item was in perfect condition.

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