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Holley 670 CFM Street Avenger Carburetor 0-80670

Holley 670 CFM Street Avenger Carburetor 0-80670
Holley 670 CFM Street Avenger Carburetor 0-80670Holley 670 CFM Street Avenger Carburetor 0-80670Holley 670 CFM Street Avenger Carburetor 0-80670Holley 670 CFM Street Avenger Carburetor 0-80670Holley 670 CFM Street Avenger Carburetor 0-80670Holley 670 CFM Street Avenger Carburetor 0-80670Holley 670 CFM Street Avenger Carburetor 0-80670Holley 670 CFM Street Avenger Carburetor 0-80670Holley 670 CFM Street Avenger Carburetor 0-80670Holley 670 CFM Street Avenger Carburetor 0-80670Holley 670 CFM Street Avenger Carburetor 0-80670Holley 670 CFM Street Avenger Carburetor 0-80670Holley 670 CFM Street Avenger Carburetor 0-80670
$1,039.99 ea
NEWARRIVING SOONEstimated Ship Date 05/20/2025 (If Ordered Today)100 Available from HOLLEY PERFORMANCE PRODUCTS as of 04/29/2025
Model: 3990478
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
STANDARD
DELIVERY
STORE PICKUP
[More Info]
Street Avenger carburetors are known to bolt on right out of the box and have great features such as a quick change vacuum secondary for easy fine tuning; optimized street calibrations; four vacuum ports for all necessary vacuum accessories; factory preset electric choke for easy start ups; built-in fuel filters; and an included fuel line kit 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.
Features:
  • Vibratory polished for good looks
  • Optimized street calibration that works-out-of-the-box
  • Factory preset electric choke for easy startups
  • Vacuum secondaries allow use on a wide variety of vehicles. Quick Change vacuum housing cap allows you to tune for performance or fuel economy (springs included)
  • Compatible with GM, Chrysler, and Ford A/T kickdown linkage. Additional parts may be required.
  • Fuel line kit included so there are no unnecessary trips back to the parts store
  • Limited lifetime warranty - Guaranteed to be free from defects in material and workmanship for the life of the product!
  • 100% wet-flow tested by Holley technicians to assure it arrives ready to run!
This model of carburetor has the square bore flange bolt pattern. It can replace Holley, Edelbrock, Carter AFB, and Autolite style carburetors with 5 3/16" x 5 5/8" bolt pattern. If you have a spreadbore style intake manifold, you will need an adapter to install this carburetor. Similar to the Mr. Gasket #1932.
Installation Notes:
This model of carburetor has the square bore flange bolt pattern. It can replace Holley, Edelbrock, Carter AFB, and Autolite style carburetors with 5 3/16" x 5 5/8" bolt pattern. If you have a spreadbore style intake manifold, you will need an adapter to install this carburetor. Similar to the Mr. Gasket #1932.
About Holley Performance Products

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!

Downloads:

Download Name File Size
techlibrary_carb_numerical_listing.pdf611.91KB
99r10618.pdf217.68KB
199r10219-3.pdf1.05MB

Videos:

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years Engine
Chevrolet Bel Air Base 1960 5.7L / 348 / V8
4.6L / 283 / V8
Chevrolet Bel Air Base 1961 5.7L / 348 / V8
4.6L / 283 / V8
Chevrolet Bel Air Base 1962 5.3L / 327 / V8
4.6L / 283 / V8
Chevrolet Bel Air Base 1963 5.3L / 327 / V8
4.6L / 283 / V8
7.0L / 427 / V8
Chevrolet Bel Air Base 1964 5.3L / 327 / V8
4.6L / 283 / V8
Chevrolet Bel Air Base 1965 5.3L / 327 / V8
4.6L / 283 / V8
6.5L / 396 / V8
Chevrolet Bel Air Base 1966 5.3L / 327 / V8
4.6L / 283 / V8
6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Bel Air Base 1967 5.3L / 327 / V8
4.6L / 283 / V8
6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Bel Air Base 1968 5.3L / 327 / V8
5.0L / 307 / V8
6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Bel Air Base 1969 5.3L / 327 / V8
5.7L / 350 / V8
6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Bel Air Base 1970 5.7L / 350 / V8
7.4L / 454 / V8
6.6L / 402 / V8
6.6L / 400 / V8
Chevrolet Bel Air Base 1971 5.7L / 350 / V8
7.4L / 454 / V8
6.6L / 402 / V8
6.6L / 400 / V8
Chevrolet Bel Air Base 1972 5.7L / 350 / V8
7.4L / 454 / V8
6.6L / 402 / V8
6.6L / 400 / V8
Chevrolet Bel Air Base 1973 5.7L / 350 / V8
7.4L / 454 / V8
6.6L / 400 / V8
Chevrolet Bel Air Base 1974 5.7L / 350 / V8
7.4L / 454 / V8
6.6L / 400 / V8
Chevrolet Bel Air Base 1975 7.4L / 454 / V8
6.6L / 400 / V8
Chevrolet Biscayne Base 1960 5.7L / 348 / V8
4.6L / 283 / V8
Chevrolet Biscayne Base 1961 5.7L / 348 / V8
4.6L / 283 / V8
Chevrolet Biscayne Base 1962 5.3L / 327 / V8
4.6L / 283 / V8
Chevrolet Biscayne Base 1963 7.0L / 427 / V8
5.3L / 327 / V8
4.6L / 283 / V8
Chevrolet Biscayne Base 1964 5.3L / 327 / V8
4.6L / 283 / V8
Chevrolet Biscayne Base 1965 5.3L / 327 / V8
6.5L / 396 / V8
4.6L / 283 / V8
Chevrolet Biscayne Base 1966 7.0L / 427 / V8
5.3L / 327 / V8
6.5L / 396 / V8
4.6L / 283 / V8
Chevrolet Biscayne Base 1967 7.0L / 427 / V8
5.3L / 327 / V8
6.5L / 396 / V8
4.6L / 283 / V8
Chevrolet Biscayne Base 1968 7.0L / 427 / V8
5.3L / 327 / V8
6.5L / 396 / V8
5.0L / 307 / V8
Chevrolet Biscayne Base 1969 7.0L / 427 / V8
5.3L / 327 / V8
6.5L / 396 / V8
5.7L / 350 / V8
Chevrolet Biscayne Base 1970 6.6L / 400 / V8
6.6L / 402 / V8
5.7L / 350 / V8
7.4L / 454 / V8
Chevrolet Biscayne Base 1971 6.6L / 400 / V8
6.6L / 402 / V8
5.7L / 350 / V8
7.4L / 454 / V8
Chevrolet Biscayne Base 1972 6.6L / 400 / V8
6.6L / 402 / V8
5.7L / 350 / V8
7.4L / 454 / V8
Chevrolet Biscayne Fleetmaster 1960 4.6L / 283 / V8
5.7L / 348 / V8
Chevrolet Brookwood Base 1960 4.6L / 283 / V8
5.7L / 348 / V8
Chevrolet Brookwood Base 1961 4.6L / 283 / V8
5.7L / 348 / V8
Chevrolet Brookwood Base 1969 6.5L / 396 / V8
5.3L / 327 / V8
7.0L / 427 / V8
5.0L / 307 / V8
5.7L / 350 / V8
Chevrolet Brookwood Base 1970 6.6L / 402 / V8
5.7L / 350 / V8
6.6L / 400 / V8
7.4L / 454 / V8
Chevrolet Brookwood Base 1971 6.6L / 402 / V8
5.0L / 307 / V8
5.7L / 350 / V8
6.6L / 400 / V8
7.4L / 454 / V8
Chevrolet Brookwood Base 1972 6.6L / 402 / V8
5.0L / 307 / V8
5.7L / 350 / V8
6.6L / 400 / V8
7.4L / 454 / V8
Chevrolet Caprice Base 1966 5.3L / 327 / V8
6.5L / 396 / V8
7.0L / 427 / V8
4.6L / 283 / V8
Chevrolet Caprice Base 1967 5.3L / 327 / V8
6.5L / 396 / V8
7.0L / 427 / V8
4.6L / 283 / V8
Chevrolet Caprice Base 1968 5.3L / 327 / V8
5.0L / 307 / V8
6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Caprice Base 1969 5.7L / 350 / V8
5.3L / 327 / V8
5.0L / 307 / V8
6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Caprice Base 1970 5.7L / 350 / V8
6.6L / 400 / V8
7.4L / 454 / V8
6.6L / 402 / V8
Chevrolet Caprice Base 1971 5.7L / 350 / V8
6.6L / 400 / V8
7.4L / 454 / V8
5.0L / 307 / V8
6.6L / 402 / V8
Chevrolet Caprice Base 1972 5.7L / 350 / V8
6.6L / 400 / V8
7.4L / 454 / V8
5.0L / 307 / V8
6.6L / 402 / V8
Chevrolet Caprice Classic Estate 1976 6.6L / 400 / V8
7.4L / 454 / V8
Chevrolet Caprice Classic Estate 1977 5.0L / 305 / V8
Chevrolet Caprice Classic Estate 1978 5.0L / 305 / V8
Chevrolet Caprice Classic Landau 1976 7.4L / 454 / V8
6.6L / 400 / V8
Chevrolet Caprice Classic Landau 1977 5.0L / 305 / V8
Chevrolet Caprice Classic Landau 1978 5.0L / 305 / V8
Chevrolet Caprice Classic Landau 1979 5.0L / 305 / V8
Chevrolet Caprice Classic Sport 1975 7.4L / 454 / V8
6.6L / 400 / V8
Chevrolet Caprice Classic Sport 1976 7.4L / 454 / V8
6.6L / 400 / V8
Chevrolet Caprice Classic Sport 1979 5.0L / 305 / V8
Chevrolet Caprice Classic 1973 5.0L / 307 / V8
7.4L / 454 / V8
5.7L / 350 / V8
6.6L / 400 / V8
Chevrolet Caprice Classic 1974 7.4L / 454 / V8
5.7L / 350 / V8
6.6L / 400 / V8
Chevrolet Caprice Classic 1975 7.4L / 454 / V8
6.6L / 400 / V8
Chevrolet Caprice Classic 1976 7.4L / 454 / V8
6.6L / 400 / V8
Chevrolet Caprice Classic 1977 5.0L / 305 / V8
Chevrolet Caprice Classic 1978 5.0L / 305 / V8
Chevrolet Caprice Classic 1979 5.0L / 305 / V8
Chevrolet Caprice Estate Wagon 1975 6.6L / 400 / V8
7.4L / 454 / V8
Chevrolet Caprice Estate 1973 7.4L / 454 / V8
5.7L / 350 / V8
5.0L / 307 / V8
6.6L / 400 / V8
Chevrolet Caprice Estate 1974 7.4L / 454 / V8
5.7L / 350 / V8
6.6L / 400 / V8
Chevrolet Estate Base 1969 5.7L / 350 / V8
7.0L / 427 / V8
5.3L / 327 / V8
5.0L / 307 / V8
6.5L / 396 / V8
Chevrolet Estate Base 1970 7.4L / 454 / V8
5.7L / 350 / V8
6.6L / 400 / V8
5.0L / 307 / V8
6.6L / 402 / V8
Chevrolet Impala Base 1960 5.7L / 348 / V8
4.6L / 283 / V8
Chevrolet Impala Base 1961 5.7L / 348 / V8
4.6L / 283 / V8
Chevrolet Impala Base 1962 4.6L / 283 / V8
5.3L / 327 / V8
Chevrolet Impala Base 1963 4.6L / 283 / V8
5.3L / 327 / V8
7.0L / 427 / V8
Chevrolet Impala Base 1964 4.6L / 283 / V8
5.3L / 327 / V8
Chevrolet Impala Base 1965 6.5L / 396 / V8
4.6L / 283 / V8
5.3L / 327 / V8
Chevrolet Impala Base 1966 6.5L / 396 / V8
4.6L / 283 / V8
5.3L / 327 / V8
7.0L / 427 / V8
Chevrolet Impala Base 1967 6.5L / 396 / V8
4.6L / 283 / V8
5.3L / 327 / V8
7.0L / 427 / V8
Chevrolet Impala Base 1968 6.5L / 396 / V8
5.0L / 307 / V8
5.3L / 327 / V8
7.0L / 427 / V8
Chevrolet Impala Base 1969 6.5L / 396 / V8
5.7L / 350 / V8
5.0L / 307 / V8
5.3L / 327 / V8
7.0L / 427 / V8
Chevrolet Impala Base 1970 6.6L / 402 / V8
5.7L / 350 / V8
7.4L / 454 / V8
6.6L / 400 / V8
Chevrolet Impala Base 1971 6.6L / 402 / V8
5.7L / 350 / V8
7.4L / 454 / V8
6.6L / 400 / V8
5.0L / 307 / V8
Chevrolet Impala Base 1972 6.6L / 402 / V8
5.7L / 350 / V8
7.4L / 454 / V8
6.6L / 400 / V8
5.0L / 307 / V8
Chevrolet Impala Base 1973 5.7L / 350 / V8
7.4L / 454 / V8
6.6L / 400 / V8
5.0L / 307 / V8
Chevrolet Impala Base 1974 5.7L / 350 / V8
7.4L / 454 / V8
6.6L / 400 / V8
Chevrolet Impala Base 1975 7.4L / 454 / V8
6.6L / 400 / V8
Chevrolet Impala Base 1976 7.4L / 454 / V8
6.6L / 400 / V8
Chevrolet Impala Base 1977 5.0L / 305 / V8
Chevrolet Impala Base 1978 5.0L / 305 / V8
Chevrolet Impala Base 1979 5.0L / 305 / V8
Chevrolet Impala Custom Landau 1976 6.6L / 400 / V8
7.4L / 454 / V8
Chevrolet Impala Custom 1975 7.4L / 454 / V8
6.6L / 400 / V8
Chevrolet Impala Custom 1976 7.4L / 454 / V8
6.6L / 400 / V8
Chevrolet Impala Custom 1977 5.0L / 305 / V8
Chevrolet Impala Landau 1977 5.0L / 305 / V8
Chevrolet Impala Landau 1978 5.0L / 305 / V8
Chevrolet Impala Landau 1979 5.0L / 305 / V8
Chevrolet Impala SS 1964 4.6L / 283 / V8
Chevrolet Impala SS 1965 6.5L / 396 / V8
Chevrolet Impala SS 1966 4.6L / 283 / V8
6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Impala SS 1967 4.6L / 283 / V8
6.5L / 396 / V8
7.0L / 427 / V8
Chevrolet Impala S 1976 7.4L / 454 / V8
6.6L / 400 / V8
Chevrolet Impala Sport 1975 7.4L / 454 / V8
6.6L / 400 / V8
Chevrolet Impala Sport 1976 7.4L / 454 / V8
6.6L / 400 / V8
Chevrolet Impala Sport 1979 5.0L / 305 / V8
Chevrolet Nomad Base 1960 4.6L / 283 / V8
5.7L / 348 / V8
Chevrolet Nomad Base 1961 4.6L / 283 / V8
5.7L / 348 / V8
Chevrolet Parkwood Base 1960 4.6L / 283 / V8
5.7L / 348 / V8
Chevrolet Parkwood Base 1961 4.6L / 283 / V8
5.7L / 348 / V8
Chevrolet Townsman Base 1969 5.7L / 350 / V8
5.3L / 327 / V8
6.5L / 396 / V8
5.0L / 307 / V8
7.0L / 427 / V8
Chevrolet Townsman Base 1970 5.7L / 350 / V8
6.6L / 400 / V8
7.4L / 454 / V8
6.6L / 402 / V8
Chevrolet Townsman Base 1971 5.7L / 350 / V8
6.6L / 400 / V8
7.4L / 454 / V8
5.0L / 307 / V8
6.6L / 402 / V8
Chevrolet Townsman Base 1972 5.7L / 350 / V8
6.6L / 400 / V8
7.4L / 454 / V8
5.0L / 307 / V8
6.6L / 402 / V8

Specifications:

Barrels 4
Booster Straight
Booster Type Straight
Carburetor Use Street
CFM 670
Choke Electric
Condition NEW
Emission Code 3
Finish Shiny
Fuel Gasoline
Fuel Inlet Dual
Marine Use No
Material Aluminum
Model 4150
Part Type Carburetor
Primary Main Jet 65
Primary Power Valve 6.5
Primary Pump Nozzle Size 31
Product Type Carburetor
Proposition 65 www.P65Warnings.ca.gov
Secondaries Vacuum
Secondary Main Jet 68
Supercharged Application No
Throttle Bore 1.563 inch
Vacuum Ports 1 timed (spark) port, 2 full, and 1 PCV port
Warranty Limited Lifetime Warranty

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