750 CFM - 4150 - Mechanical Secondaries - Gold Dichromate - Gasoline;Classic Zinc finish for corrosion resistance and classic Holley looks; Optimized street/strip calibration that works out-of-the-box; Electric choke for precise cold start control; Mechanical secondaries for awesome tire turning performance; Dual accelerator pumps for additional fuel under initial acceleration; Dual feed fuel inlets for constant high volume fuel delivery; Intended for lightweight vehicles w/ manual trans or automatics with high stall & low gearing; 100% wet-flow tested by Holley technicians to assure it arrives ready to run!; 4 corner idle allows you to precisely control your idle system;