I haven't used it, but I've seen good reviews in magazines. The Pertronix Igniter kits replace the points in your stock distributor. It supposedly doubles the voltage to your plugs and works well with their Flame-Thrower coil. - Jim Jim Altemose, Long Island, NY '63 Polara 500 (Max Wedge), '65 Belvedere I (Street Wedge), '71 Bronco