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#425080350
Holley 0-80350 Carburetor, 350 CFM Street Avenger
- Has a zinc construction with a shiny finish
- Has two vacuum ports (1 timed spark and 1 PCV)
- Features a built in No Trouble fuel inlet filter
$538.95
/each
In Stock
$599.95
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Product Summary
Universal Fit, 2-Barrel Carburetor Barrels, 350 CFM CFM
- Has a zinc construction with a shiny finish
- Has two vacuum ports (1 timed spark and 1 PCV)
- Features a built in No Trouble fuel inlet filter
- Comes with a factory preset electric choke for easy startup
- It is 100% wet-flow tested by Holley technicians to assure it arrives ready to run
Rebates Available
See rebate detailsKey Specs
| Carburetor Barrels | 2-Barrel |
| Fuel Type | Gasoline |
| Choke Type | Electric |
| CFM Range | 300-399 CFM |
| CFM | 350 CFM |
Need To Know
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855.313.9176Quick and Easy Returns
Return PolicyHolley 0-80350 Details
Holley 0-80350 Details
Street Avenger carburetors are known to bolt on right out of the box. The 350 CFM Street Avenger carburetor has great features such as optimized street calibrations; two vacuum ports for all necessary vacuum accessories; factory preset electric choke for easy startups; built-in fuel filters; and an included 3/8” fuel line connection so there are no unnecessary trips back to the parts store.
The Avenger series are the first carburetors to have a limited lifetime warranty. With a great warranty like that and the included comprehensive instruction manual, you can count on years of worry free service.
- Built in No Trouble fuel inlet filter
- Two vacuum ports (1 timed spark and 1 PCV)
- 100% wet-flow tested by Holley technicians to assure it arrives ready to run!
- Zinc construction
- Shiny finish
Charts
Rebates
Holley Fuel Up Spring Savings Event 2026

Save 10% instantly on select products across the Holley family of performance brands during the annual Holley Fuel Up Spring Savings Event 2026. Instant rebate period runs from March 30, 2026 through April 19, 2026.
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 0-80350 Specifications
Holley 0-80350 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 0-80350 |
| Brand | Holley |
| Carburetor Barrels | 2-Barrel |
| Fuel Type | Gasoline |
| Choke Type | Electric |
| CFM Range | 300-399 CFM |
| CFM | 350 CFM |
| Carburetor Flange Type | 4-Barrel Square Bore |
| Finish | Shiny |
| Material Type | Aluminum |
| Color | Silver |
| Secondary Type | None |
| Fuel Inlet Type | Single |
| Gasket(s) Included | Yes |
| New or Remanufactured | New |
| Throttle Linkage Type | Universal |
| Supercharged Application | No |
| GENERAL | |
| Model | 2300 |
| Inlet Fitting | 3/8" |
| Booster | straight |
| Emission Code | 3 |
| Vacuum Ports | 1 timed, 1 PCV |
| Bolt Hole Pattern | 5.160" x 3.460" |
| GTIN Code | 090127719152 |
| Sold in Quantity | Each |
Ratings & Reviews
5
11 Reviews
Customers have praised the Holly 350 for its quality and performance, stating it ran "great right out of the box", emphasising great practicality. Many have used it as a replacement for other carburetors, citing straightforward installation and significant improvement in their vehicles. Customers recommend Holly 350 over other brands for its higher quality. Notably, it's utilised for various vehicle models, highlighting its versatile usability. Overall, a highly-rated product.
Ratings & Reviews
5
11 Reviews
Customers have praised the Holly 350 for its quality and performance, stating it ran "great right out of the box", emphasising great practicality. Many have used it as a replacement for other carburetors, citing straightforward installation and significant improvement in their vehicles. Customers recommend Holly 350 over other brands for its higher quality. Notably, it's utilised for various vehicle models, highlighting its versatile usability. Overall, a highly-rated product.
5
11 reviews
5
11
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Filter by Ratings
I would definitely buy again.
5.0
a year ago
Big Buck Killa
Missouri
Verified
Absolutely thrilled with the carburetor. I simply put it on, hooked everything up, cranked for a second to get fuel, and it busted right off. I made one simple idle screw adjustment to my liking. Runs awesome.
Would Recommend
I would buy again
5.0
a year ago
Sam
Nebraska
Verified
Only way to get is to have it next day delivery otherwise it takes way too long
Great product
5.0
a year ago
Old Jeep Guy
Helens, Mt
Verified
Carb bolted right on and I didn't have to change the jetting
Would Recommend
Nice upgrade
5.0
a year ago
Brett
Kansas
Verified
Upgraded the original 2bbl on my 302. Straight forward install and didn't need much tuning out of the box.
Would Recommend
Holly 350
5.0
2 years ago
G.K
Jeffersonville ky.
Verified
Was having trouble with the motorcraft carburetor. I bought the Holly , best thing I did. I have a 1979 Jeep CJ5 with the 304 V8. Description said it wouldn't fit. Only mod to carb was putting my throttle cable to it. Ran GREAT right out of the box.
Would Recommend
Great carburetor
5.0
3 years ago
Wiresmith
Gibbon Nebraska
Verified
Works great on my 85 CJ7
Would Recommend
Would highly recommend as a replacement for a stock 2bbl
5.0
3 years ago
Spitfire
Douglasville, ga
Verified
I used this with a bit of fabrication and mr. Gasket adapter to replace my stock rochester carb on my L6, RUNS GREAT
Would Recommend
I mean, Its a Holley..
5.0
4 years ago
ToolBox
Nova Scotia, Canada
Verified
What can I say, Holley has been around forever. if you want quality products, Holley's the way to go.
Would Recommend
Great carb, high quality
5.0
5 years ago
Jmk
Fort Lauderdale
Verified
Replacing 2bbl Rochester style on 63 C10 283
Would Recommend

Nice Carb
5.0
7 years ago
Jetpup
Olympia Wa.
Verified
Installation was straight forward and the carb works great. It was a huge upgrade from the Holley 885 FFC that was originally on the Flathead
Would Recommend
Showing 10 of 11 reviews

