Installation Time
(approx) 30 Minutes
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
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Holley Street Avenger Carburetor; 670 CFM (84-85 Mustang)Find parts that fit my vehicle
Item 411358
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Product Information
Features, Description, Q&A, Specs & Installation
Features & Specs
- 670 CFM
- 4150 Square Flange
- Vacuum Secondaries with Quick Change Vacuum Housing Cap
- Factory Preset Electric Choke for Easy Startups
- Polished Aluminum Body with Vibratory Polished Finish
- Designed for Gasoline
- 4 Barrels
- Straight Booster Design
- Optimized Street Calibration Works Out of the Box
- Compatible with GM, Chrysler, and Ford A/T Kickdown Linkage
- Fuel Line Kit Included
- Limited Lifetime Warranty
- Wet Flow Tested for Ready to Run Assurance
- Dual Fuel Inlets
- Primary Main Jet Size 65
- Secondary Main Jet Size 68
- Throttle Bore Diameter 1.563 Inch
- One Timed Spark Vacuum Port, Two Full Vacuum Ports, and One PCV Port
- Fits 1984-1985 Mustang
| Brand | Holley |
| Throttle Body Type | Cable |
| Throttle Body Diameter | N/A |
Description
Performance Carburetor. The Holley Street Avenger Carburetor 670 CFM delivers smooth and reliable fuel delivery optimized for street applications. It provides improved throttle response and engine performance with a calibration that works right out of the box.
Construction and Appearance. Made from polished aluminum with a vibratory polished finish, this carburetor combines durability with an attractive appearance. The straight booster design and dual fuel inlets promote efficient and consistent fuel flow under varying driving conditions, ideal for street performance.
Installation. This carburetor is a direct bolt-on for standard square flange 4150 manifolds requiring no drilling or modifications, facilitating a straightforward upgrade process.
Warranty. Backed by a limited lifetime warranty against defects in material and workmanship to ensure reliability and customer confidence.
Application. Specifically fits the 1984-1985 Mustang, offering a reliable upgrade for these model years without the need for additional modifications.
Holley 0-80670
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Carburetor
Tech Guides:
5.0
Reviews of Holley Intake Products (4)
Questions & Answers
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