850 CFM Classic Holley Carburetor
Electric Choke Vacuum Secondaries-4150
CFM
- 650
- 850
PART# 0-80531
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$683.95
Suggested Retail
$596.50 Holleydays Price
$596.50 Holleydays Price
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Overview
Classic Holley carbs have been a staple for rodders around the world for decades. They're the perfect performance upgrade for stock to mildly modified vehicles and have that classic Holley look. Holley's 0-80531 has the perfect calibration for GM's 502 crate engine. Dual feed fuel inlets assure you get all the fuel you need while its vacuum secondaries and electric choke make it amazingly universal. Plus, it is Gold Dichromate coated for durability and classic Holley looks. Don't trust your performance to just anyone, Holley is the only modular carburetor company that has been in business for over 100 years and has powered every NASCAR champion since the 60's.
Features:
- Gold Dichromate finish for corrosion resistance and classic Holley looks
- Performance upgrade for stock to mildly modified vehicles
- Universal calibration for easy bolt-on performance. Perfect calibration for GM 502 crate engines.
- Factory preset electric choke for easy startups
- Vacuum secondaries for use on wide variety of vehicles. Compensate for all vehicle weights, gearing & transmissions to allow smooth opening of secondaries.
- Dual feed fuel inlets for constant high volume fuel delivery
- Compatible with GM, Chrysler, and Ford A/T kickdown linkage. Additional parts may be required.
- Power valve blow-out protection
- 100% wet-flow tested by Holley technicians to assure it arrives ready to run!
Specs
| Barrels | 4 |
|---|---|
| Billet Color | None |
| Booster | Down Leg |
| Brand | Holley |
| CFM | 850 |
| Choke | Electric |
| Circuit | 2 |
| Emission Code | 3 |
| Finish | Gold Dichromate |
| Fuel | Gasoline |
| Fuel Inlet | Dual |
| Material | Zinc |
| Model | 4150 |
| Primary Main Jet | 78 |
| Primary Power Valve | 4.5 |
| Primary Pump Nozzle Size | 40 |
| Product Type | 4150 Model Carburetor |
| Secondaries | Vacuum |
| Secondary Main Jet | 82 |
| Supercharged Application | No |
| Throttle Bore | 1.6875 inch |
| Part Number | 0-80531 |
Service Parts
![Fuel Bowl Gasket]()
For Model 2300™, Model 4150™, Model 4160™ and Model 4500™ Two Circuit Carburetors$9.50Qty:![Inlet Needle - Viton]()
Inlet Needle Viton® Tip Adjustable 0.110" Seat Size (Viton® is a registered trademark of DuPont Performance Elastomers)$14.63Qty:![GM AOD Kickdown Cable Bracket]()
Kickdown Cable Bracket For Use Only On Models 4150 & 4160 carburetors with 700R-4 transmissions.$22.88Qty:![700R-4 KICKDOWN THROTTLE Bracket]()
![Metering Block Gasket]()
For Models 2300™, Model 4150™ Model 4160™ and Model 4500™ without Intermediate Circuit$9.50Qty:![Fuel Line]()
Fuel Line Chrome For Holley Model 4150 Carburetor 5/8-18 inverted flare inlet. 9.313" center to center.$33.86Qty:![Carburetor Standard Main Jet]()
![Carburetor Throttle Cable Bracket]()
![Trick Kit Carburetor Rebuild Kit]()
Trick Kit Carburetor Rebuild Kit Holley Vac. Sec. & Double Pump$114.26Qty:![Carburetor Standard Main Jet]()
![Quickchange Vacuum Secondary Housing Cover]()
![Universal Carb Installation Kit]()
Carburetor installation kit for square and spread bore carburetors$19.01Qty:![Carburetor Throttle Lever Extension]()
Carburetor Throttle Lever Extension Readily Accepts Chrysler Throttle Lever Stud for Simple Throttle Hookup$9.50Qty:![Renew Kit Carburetor Rebuild Kit]()
Renew Kit Carburetor Rebuild Kit Model Number 4150 and 4500$114.90Qty:![Carburetor Adapter Plate]()
Emissions
This part is legal for use on Uncontrolled (Non-Emissions Controlled) Vehicles or Racing Vehicles.
The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:
- 1965 and older U.S. manufactured California Certified vehicles
- 1967 and older U.S. manufactured Federally Certified vehicles
- 1967 and older Foreign manufactured vehicle
Racing Vehicles are vehicles that are used exclusively for racing or other forms of competition that are not registered and that may never be used on the street.
*Free Shipping & Handling only offered to the contiguous US on orders over $100.
Some parts are not legal for use in California or other states with similar regulations.
