This high-performance Spark Plug Wires Kit is designed for Big Block Chevy engines (BBC) of 454 and 502 HEI. The wires are made by the renowned brand Packard and have a thickness of 8MM. The finish of the wires is black, giving a sleek look to your engine. The kit includes ignition wires for all cylinders and is an ideal fit for performance/custom vehicles. The kit also comes with a bundle listing for easy installation. Other part numbers include D090-73689. Buy now to add a touch of class to your vehicle.