We purchased this from Southwest Performance for our 1966 Impala a few years ago (paid $399.99). Carburetor was bolted on and ran but we decided to go a different route. The following description was taken from their website.
A-Team Performance 1901R Remanufactured Rochester Quadrajet Carburetor 750 CFM 4MV Compatible with 1966-1973 GM Chevy Chevrolet - $349.99 Includes a $20 back offer for old carburetors.
- Rochester Quadrajet Carburetor- 4MV - 1966-1973 1901R
- Remanufactured 4-bbl. Carburetor
- Q-Jet Casting
- 750 CFM
- Vacuum Secondary
- Divorced Choke
- 1966-73 327-454c.i. Calibration
1966-73 Chevy 327-454c.i. engines with Chevy bowl entrance and linkage style, divorced choke, compatible with EGR. Main Jet: 0.069, Metering Rods: Primary - 36B, Secondary - DR.
Cross Reference Guide For 1901R
1966-73 Chevy cars, use #1901R