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#42501850S
Holley 0-1850S 600 CFM Classic Holley Carburetor
- The universal calibration makes for easy bolt-on performance
- Includes vacuum secondaries for use on wide variety of vehicles
- An ideal performance upgrade for stock to mildly modified vehicles
$441.95
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$491.95
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Product Summary
Universal Fit, 4-Barrel Carburetor Barrels, 600 CFM CFM
- The universal calibration makes for easy bolt-on performance
- Includes vacuum secondaries for use on wide variety of vehicles
- An ideal performance upgrade for stock to mildly modified vehicles
- Carb is 100% wet-flow tested by Holley technicians to assure it arrives ready to run
- Features a vibratory polished aluminum for good looks, weight savings and long lasting shine
Rebates Available
See rebate detailsKey Specs
| Carburetor Barrels | 4-Barrel |
| Fuel Type | Gasoline |
| Choke Type | Manual |
| CFM Range | 600-699 CFM |
| CFM | 600 CFM |
Need To Know
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Holley 0-1850S Details
One of the most trusted carburetors of all times -the 1850! Its 600 CFM of airflow, vacuum secondaries, single fuel inlet and mechanical choke makes it amazingly universal. The 1850S has a shiny finish that will make you proud to pop the hood on your ride. 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.
- Vibratory polished for good looks
- Performance upgrade for stock to mildly modified vehicles
- Universal calibration for easy bolt-on performance
- Manual choke (cable actuated - hand controlled) for precise cold start control
- Vacuum secondaries for use on wide variety of vehicles. Compensate for all vehicle weights, gearing & transmissions to allow smooth opening of secondaries.
- Single feed fuel inlet for easy installation
- Ford A/T kickdown
- Power valve blow-out protection
- 100% wet-flow tested by Holley technicians to assure it arrives ready to run!
Charts
Rebates
Holley October Promo 10% Off Select Parts Sale
Holley's October Promo 10% Off Select Parts Sale, running from September 28, 2026, through November 1, 2026. For a limited time, customers can save up to 10% off on select Holley parts, making it the perfect opportunity to upgrade your ride with premium Holley branded parts including Holley, Brawler, Quick Fuel, Leg Wheels, Rev Wheels, Rocket Racing, Flowtech, Edge, Racequip, Apr and Dinan. Purchases must be made between September 28, 2026, through November 1, 2026. This limited-time offer applies to qualifying Holley branded parts purchased during the promotional period. Following the promotion, these parts will revert back to standard pricing.
Guides & Documents
CARB Warning
For race/ off road use or for use on pre-1966 vehicles.
CARB Warning
For race/ off road use or for use on pre-1966 vehicles.
Holley 0-1850S Specifications
Holley 0-1850S Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 0-1850S |
| Brand | Holley |
| Carburetor Barrels | 4-Barrel |
| Fuel Type | Gasoline |
| Choke Type | Manual |
| CFM Range | 600-699 CFM |
| CFM | 600 CFM |
| Carburetor Flange Type | 4-Barrel Square Bore |
| Finish | Shiny |
| Material Type | Aluminum |
| Color | Silver |
| Secondary Type | Vacuum |
| Fuel Inlet Type | Single |
| Gasket(s) Included | Yes |
| New or Remanufactured | New |
| Throttle Linkage Type | Universal |
| Supercharged Application | No |
| GENERAL | |
| Model | 4160 |
| Booster | straight |
| Number of Circuits | 2 |
| Emission Code | 3 |
| Throttle Bore | 1.563 inch |
| Bolt Hole Pattern | 5.160" x 5.625" |
| GTIN Code | 090127420072 |
| Sold in Quantity | Each |
Ratings & Reviews
4.9
17 Reviews
Customers consistently commend the carburetor for its excellent performance, reliability, and easy installation. Many note it works perfectly straight out of the box and no adjustments are needed, reflecting on its practicality and user-friendliness. Users particularly appreciate its exceptional functionality on various car models, from 1967 El Camino to 72 Nova. Its quality and superiority stood out against competitors, leading many customers to prefer this product, highlighting its adaptability and dominance in the market. The overall customer satisfaction confirms recommendations of purchase with its dependable performance.
Ratings & Reviews
4.9
17 Reviews
Customers consistently commend the carburetor for its excellent performance, reliability, and easy installation. Many note it works perfectly straight out of the box and no adjustments are needed, reflecting on its practicality and user-friendliness. Users particularly appreciate its exceptional functionality on various car models, from 1967 El Camino to 72 Nova. Its quality and superiority stood out against competitors, leading many customers to prefer this product, highlighting its adaptability and dominance in the market. The overall customer satisfaction confirms recommendations of purchase with its dependable performance.
4.9
17 reviews
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Filter by Ratings
Great plug and go
5.0
4 months ago
Ford Truck
NC
Verified
Installed on my ford 302 and adjusted the idle and away I went.
Would Recommend
I had a big Demon on my car and couldent tune it to specs.
4.0
a year ago
Jd
Cashmere washington
Verified
Plug and play. Works well on my car.
Would Recommend
Nice and easy
5.0
a year ago
Jack
Phoenix, AZ
Verified
Worked perfectly right out of the box.
Would Recommend
Simply Amazing
5.0
a year ago
Rust bucket
Jacksonville FL
Verified
Out the box bolted it on an she was perfect. The car never ran so good
Would Recommend
great carb
5.0
a year ago
whiskey river
85392
Verified
put it on my 69 firebird w /400 engine
Would Recommend
Great carburetor!
5.0
a year ago
Burnout
Rochester NY
Verified
Looks great & works great!
Would Recommend
I would buy it again
5.0
3 years ago
One
Phoenix
Verified
Works great
Would Recommend
I would buy this product again.
5.0
4 years ago
RA West Hauling
Steelville, MO
Verified
100% satisfied with this carb. Easy to order, reasonable price, quick shipping. It came with everything needed to bolt it on.
Would Recommend
Carburetor
5.0
4 years ago
Pam
Abilene Kansas
Verified
Used this carb on my 1967 El amino. Works great and I'm happy with my purchase.
Would Recommend
Carburetor
5.0
5 years ago
Bone
Connecticut
Verified
Carburetor works great!
Would Recommend
Showing 10 of 17 reviews
Questions & Answers
Questions & Answers
5 Questions • 5 Answers
Can you tell me what jet size and power valve size comes in this carb
by dennis caples
• 4 years ago
1 answer
View Answer
I'm interested in putting this on a performer intake manifold (2101) will this work?
by Todd
• 8 years ago
1 answer
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I see this carb has a fitting for fuel hose. Does that screw out so I can add fitting for #6 an? Also this is going on blower motor. Any problem? Thanks
by Birddog
• 9 years ago
1 answer
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What is the part number for the 1850 standard finish, with electric choke?
by TIM
• 9 years ago
1 answer
View Answer
Do you carry this with the electric choke, or do I need to buy the conversion kit, and if so, which kit do I need? I want the 1850, shiny, with the electric choke. Also, are the conversion kits chrome or also polished? Thank You.
by TIM
• 9 years ago
1 answer
View Answer
5 of 5 questions shown


