ACDelco 2989400 Spark Plug Wire Set Chevelle 1964-1972

ACDelco 2989400 Spark Plug Wire Set is a genuine ignition wiring replacement for Chevrolet Chevelle models built from 1964 through 1972, including the Chevelle SS, providing a direct solution to worn or damaged plug wires that can compromise spark delivery and engine performance. The set features 7mm ignition leads and is packaged as a complete kit, designed to streamline replacement by supplying the wires needed to reconnect each cylinder to the distributor on classic Chevelle ignition systems. The part is identified by number 2989400, a precise match for the specified model years, ensuring compatibility with the Chevelle’s ignition routing and enabling a restoration that stays true to original equipment intent. As a Delco component, this spark plug wire set is intended for use on 1964–1972 Chevelle engines, helping maintain proper ignition timing and spark delivery across the cylinder bank.