The Holly Spread Bore performance Carburetor is a vintage performance part ideal for classic cars. With a mechanical choke type, this carburetor offers a high-performance fitment suitable for a variety of vehicles. Made from durable materials including aluminum, steel, and alloy, this carburetor features a spread bore mounting flange type and four barrels for optimal fuel delivery efficiency. Perfect for enthusiasts looking to upgrade their vehicle with a reliable and efficient carburetor solution. SUPER CLEAN. Almost like new with barely any mechanical wear and outer plating is still in great shape.