Elevate your classic 1959 Chevrolet Fullsize to new performance heights with our Engine Harness designed specifically for the 348 C.I. engine. This premium harness has been modified for seamless integration with GM's High Energy Ignition (H.E.I.) distributor, ensuring improved reliability and enhanced ignition performance. Unlike generic options, our specialized wiring solution brings you optimized function tailored to meet the needs of your powerful engine, keeping you safely on the road longer.