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Holley HP™ Classic Race Carburetor 0-80540-1

Holley HP™ Classic Race Carburetor 0-80540-1
Holley HP™ Classic Race Carburetor 0-80540-1Holley HP™ Classic Race Carburetor 0-80540-1Holley HP™ Classic Race Carburetor 0-80540-1
$1,250.99 ea
NEWOut of stock with HOLLEY PERFORMANCE PRODUCTS as of 09/22/2021
Model: 3990464
Supplier has not provided any fitment data for this product.
[More Info]
Competition fuel curves provide safe and reliable horsepower for high performance race engines.
  • Gold Dichromate Finish For Corrosion Resistance
  • Optimized Race Calibration
  • Contoured Venturi Inlet Balances Airflow For Increased hp
  • Screw In Air Bleeds For Precision Tuning Capabilities
  • Dual 30cc Accelerator Pumps
  • Dual Feed Fuel Inlets For Constant High Volume Fuel Delivery
  • 4 Corner Idle Allows You To Precisely Control Your Idle System
  • Progressive Secondaries For Perfect Off The Line Launches
  • Stainless Steel Throttle Plates
  • Includes Notched Float and Jet Extensions
  • Calibrated For Gasoline
  • 100% Wet Flow Tested By Holley Technicians
Legal for Non-Emissions Controlled Vehicles and Racing Use Only
Installation Notes:
This model of carburetor has the square bore flange bolt pattern. It can replace Holley, Edelbrock, Carter AFB, and Autolite style carburetors with 5 3/16" x 5 5/8" bolt pattern. If you have a spreadbore style intake manifold, you will need an adapter to install this carburetor. Similar to the Mr. Gasket #1932.

About Holley Performance Products

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!


Download Name File Size



Barrel Four
Barrels 4
Booster Down Leg
Booster Type Down Leg
Carburetor Type 4150
Carburetor Use Performance and Race
CFM 600
Choke None
Circuit 2
Condition NEW
Emission Without EGR
Emission Code 3
Finish Gold Dichromate
Flange Square Bore
Fuel Gasoline
Fuel Inlet Dual
Fuel Type Gasoline
Marine Use No
Material Zinc
Model 4150
Part Type Carburetor
Primary Main Jet 70
Primary Power Valve 6.5
Primary Pump Nozzle Size 28
Secondaries Mechanical
Secondary Main Jet 70
Secondary Power Valve 6.5
Secondary Pump Nozzle Size 29
Secondary Type Mechanical
Supercharged Application No
Throttle Bore 1.563 in.
Type Automotive
Usage Racing
Venturii Size 1.229 in.
WARNING CA Proposition 65 WARNING: Cancer and Reproductive Harm


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Holley HP™ Classic Race Carburetor 0-80540-1:
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