Feature●Include: One Distributor and one set plug wires●10.5mm High Performance Racing Spark Plug Wires SBC BBC Straight Boots●Electronic Ignition HEI Plug Wires, 90 Degree HEI Style Boots on Distributor with Straight Spark Plug Boots●Replacement For GM application utilizing the 4-pin ignition module●HEI Complete Distributor 283, 305, 307, 327, 350, and 400 small blocks, and 396, 427, and 454 big blocks. Red capDescription