Check the listing for details. Custom 7mm Copper Core Cloth Spark Plug Wire Sets - Black with Orange. Condition: New. Listed at 19.95 USD. 7mm cloth spark plug wire kitModern technology meets classic styling with 7mm Copper Core Cloth Spark Plug Wire Sets. These plug wires are cotton-braided and lacquered, but have also have a core conductor with silicone insulation for top performance and heat resistance.Each order consists of a full 48" of 7mm plug wire with finned, rubber, 90-degree spark plug boots, as well as a pair of rubber coil boots and high tension terminals for both ends of the plug wires. Simply clip the wire to the needed length, install the high tension terminals and rubber boots and install on your coil and spark plugs.Made in the USA. These kits can be custom to fit your application! If you need different angle ends, shoot us a message and we can swap it out. We have 90 degree coil ends, straight spark plug end, angled spark plug ends, and can even mix angles to suit your needs.