Chevy 400, 350, 327, 307, 305, 302, 283 Black HEI 8mm Silicone Spark Plug Wire Set 8mm Jacket & Spiro-Wound Conductor Kit does come with coil wire for external coil applications with boots & clips 90 Degree Spark Plug Boots Ends 90 Degree HEI Distributor Cap Terminal Ends Manufactured by Moroso