ALL ITEMS WILL BE TESTED BEFORE SEND OUT! Fit for GM application utilizing the 4-pin ignition module(1974—1985) Full CNC machined aluminum body. 65K high voltage coil, upgrade for racing application. Brass terminals. less contacting resistance. Heavy duty construction, high grade hardened steel gears. OE durability. Made by TS16949 certified OE distributor manufacturer. Including coil and module. Vacuum advance for economy. Provide consistent ignition over 7500 RPM Product Feature: .