Vibratory polished for good looks Performance upgrade for stock to mildly modified vehicles Universal calibration for easy bolt-on performance

Factory preset electric choke for easy startups Vacuum secondaries for use on wide variety of vehicles. Compensates for all vehicle weights, gearing & transmissions to allow smooth opening of secondaries Dual feed fuel inlets for constant high volume fuel delivery

Compatible with GM, Chrysler, and Ford A/T kickdown linkage, additional parts may be require Power valve blow-out protection 100% wet-flow tested by Holley technicians to assure it arrives ready to run