Edelbrock 1904 Quadrajet. Completely Rebuilt and Restored. Chromate finish. 795cfm, Electric Choke Edelbrock originally billed these carbs as: "For 1980-89 305-454 Chevy/GMC trucks with an electric choke. Compatible with EGR. Not for computer-controlled vehicles. For light-duty pick-ups, Suburbans and vans (up to 1-ton). Main Jet: .073; Metering Rods: Primary-50M, Secondary-DR." For sale now at: http://www.everyday-performance.com...400-454-elec-choke/p/45284193/category=578011