Holley 0-80535-1 HP Series 750 CFM Alcohol 4 Barrel Carburetor

#42580535

Holley 0-80535-1 HP Series 750 CFM Alcohol 4 Barrel Carburetor

The booster venturi is a down-leg, double step design providing a considerably stronger vacuum signal
Features screw-in air bleeds for precision tuning
Includes lightweight slotted moisture screws for tuning stability

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Product Summary

4-Barrel Carburetor Barrels, Alcohol Fuel Type, Zinc

The booster venturi is a down-leg, double step design providing a considerably stronger vacuum signal
Features screw-in air bleeds for precision tuning
Includes lightweight slotted moisture screws for tuning stability
Has button head throttle plate screws for superior airflow
They are 100% wet flow tested and calibrated before being shipped

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Key Specs

Carburetor Barrels	4-Barrel
Fuel Type	Alcohol
Choke Type	No Choke
CFM Range	700-799 CFM
CFM	750 CFM

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Holley 0-80535-1 Details

Holley's HP Series methanol four barrel carburetors set the standard in oval track race carbs. These performance calibrated alcohol four barrel carbs are race ready, right out of the box. The Model 4150 HP 4 barrel carb is packed with premium features like contoured air entries, high strength castings, and stainless throttle plates, all of which will provide you with a definite advantage at the track.

Calibrated for Methanol
Dichromate finish
Contoured Venturi inlet
Booster venturi is a down-leg, double step design providing a considerably stronger vacuum signal
Screw-in air bleeds for precision tuning
High flow metering blocks
Viton® Non-stick gaskets
Lightweight slotted misture screws for tuning stability
Four corner idle system
Stainless steel throttle plates
Button head throttle plate screws for superior airflow
Center hung Dominator style fuel bowls
Spun-in down leg style boosters
High strength sealing surfaces
Power valve blow-out protection
100% wet flow tested and calibrated
Progressive mechanical secondaries
Double 30cc accelerator pumps
Venturii size: 1.376"
Throttle bore: 1.688"

Charts

Holley 4 Barrel Carburetor Installation Instructions(PDF)

Guides & Documents

Carburetors Installation Instructions (42580535)

Determining the Best Performance Carburetor For Your Application

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

CARB warning

Holley 0-80535-1 Specifications

KEY SPECS
MFG. Part #	0-80535-1
Brand	Holley
Carburetor Barrels	4-Barrel
Fuel Type	Alcohol
Choke Type	No Choke
CFM Range	700-799 CFM
CFM	750 CFM
Carburetor Flange Type	4-Barrel Square Bore
Finish	Dichromate
Material Type	Zinc
Secondary Type	Mechanical
Fuel Inlet Type	Dual
Gasket(s) Included	Yes
New or Remanufactured	New
Supercharged Application	No

GENERAL
Booster	Down Leg
Bolt Hole Pattern	5.160" x 5.625"
GTIN Code	090127428559
Sold in Quantity	Each

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Questions & Answers

3 Questions • 3 Answers

Sort Questions

Can you run E85?

by Annee

• 9 years ago

1 answer

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What is the size of the jets in this carburetor?

by Oldtimer44

• 10 years ago

1 answer

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does 750cfm alcohol hp carburetors have a 30cc or a 50cc accelerator pump? My carb. is an older one and I believe mine is a 50cc.

• 14 years ago

1 answer

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