jThe product is a Rochester Quadrajet carburetor from 1975 Chevrolet, part number 7045213. This vintage part has been rebuilt with a fresh rebuild, making it a performance/custom fitment for vintage Chevrolet vehicles. The carburetor features a mechanical choke, aluminum material, and a spread bore mounting flange type. It is a quadrajet carburetor with 4 barrels, ideal for those looking for a high-performance part with a touch of nostalgia from the United States manufacturer, Rochester. Dated for a 1975 truck I believe. It will fit other models throughout the 70s designed for a manual transmission setup. rebuilt Make sure this is what you need for your setup before purchasing Sold as is No refunds thank you!