850 CFM Classic Holley Carburetor - 0-80531
SKU: 39967253118

850 CFM Classic Holley Carburetor - 0-80531

Sale price$414.88 Regular price$460.98
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Description

850 CFM Classic Holley Carburetor - 0-80531Overview: 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

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!

Application:

Year Make Model Submodel Engine Size
Universal

Specs:

Barrels 4
Billet Color None
Booster Down Leg
Brand Holley
Carburetor Use Street
CFM 850
Choke Electric
Circuit 2
Condition New
Emission Code 3
Finish Gold Dichromate
Fuel Gasoline
Fuel Inlet Dual
Marine Use No
Material Aluminum
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
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: 39967253118

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Nicola Godfrey
New York, US
★★★★★ 5
Great product, it's the only one I use now.
Color: Black_4, Size: Medium
Love these, Lowes used to carry but no more. So happy to find them on Amazon ! I actually use them to hang bridles and halters for my horse, they are perfect at a good price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 26, 2026
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ekimrednif
West Palm Beach, US
★★★★★ 5
Strong and useful
Color: Orange_J, Size: Large
very strong and very useful for me.
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Reviewed in the United States on March 6, 2026
A
Verified Purchase
Alessandra Barbanti
Pawtucket, US
★★★★★ 5
Excelente producto
Color: Black_2, Size: Medium
Excelente articulo, no puedo esperar a usarlo. Llego en muy buen estado y rapido. Lo recomiendo
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Reviewed in the United States on February 3, 2026
F
Verified Purchase
Frank L.
Lowell, US
★★★★★ 5
These really work!
Color: Orange_L Hooks, Size: X-Large
I’ve purchased and used these hooks to hang beach chairs on two different occasions. They are very sturdy and their protective covering prevents damaging the chairs.
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Reviewed in the United States on April 19, 2025
C
Verified Purchase
CinemaPete
New York, US
★★★★★ 5
Excellent Tool For Drilling Shelf Pin Holes
I had a project where I was extending the depth of the bottom half of a bookcase I had made out of pre-drilled MDF from Home Depot. The original bookcase was 11" deep x 10' high. The extended depth of the bottom is to be used to hold audio gear and needed to be 18" depth, front to rear. I was able to increase the depth but had to insert additional panels on the left and right so that shelf pins could be installed. I needed a shelf pin jig to do that, and this jig was perfect for the job. After completing my holes and mounting some shelves I was pleased that the alignment with the inner portion of the shelf was perfect and the distance between holes lined up exactly as with the original panels from Home Depot. The jig is high quality fabricated aluminum, not plastic, and it comes with two drill bits, and stop and Allen wrench, including an instruction manual, all in an attractive plastic case. The jig is well worth the modest price and I would definitely recommend it for drilling shelf clip holes.
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Reviewed in the United States on October 27, 2024

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