Black wires with gold lettering. Plug & coil boots are black. Includes two identical wires. 12" long with 90plug boots and 90coil boots. According to Taylor these are the best spark plug wires money can buy. Made of a 40 Ohm/ft. Ferrite spiral core with a blend of copper nickel alloy which is bonded by a conductive acrylic cover. Feature two layers of pure Zimplex silicone for 600 (315) heat protection. Excellent RFI and EMI suppression and compatible with most ignition systems and electronic components. Comes with 100% silicone plug boots with double spring locking spark plug terminals that will resist vibrations. Note: Compatible with all H-D ignitions. If you have an aftermarket ignition please check with manufacturers ohm requirements. For very high ohm ratings you can use Taylors Carbon Core wire sets. For magnetos and point ignitions Taylors metallic core wire sets are recommended. 82-94 FXR with center mounted coil (NU)