Upgrade your classic ride with the 1965 Chevrolet Fullsize Engine Harness by Lectric Limited, designed specifically for a seamless integration with your GM H.E.I. distributor. This high-quality engine harness features precision engineering for reliable performance, ensuring your 409 C.I. engine runs smoother and more efficiently than ever before. With built-in warning lights, you can drive with peace of mind knowing you're always in tune with your engine's condition. Choose this harness for enhanced durability and a perfect fit, making it the ultimate upgrade for your vintage Chevy.