Enhance the performance of your classic 1974-1977 Buick Skylark, Special, or Gran Sport with our premium Spark Plug Wire Sets. Specifically designed for 350 cubic inch engines equipped with High Energy Ignition (H.E.I.), these reproduction wire sets deliver reliability and efficiency that far exceed standard alternatives. Install with confidence, knowing you're selecting a product crafted for optimal ignition performance, ensuring your vehicle runs smoothly and maintains its authentic appearance under the hood.