If you want the best coil available for your High Performance Harley, here's what you should have. These coils will ensure you of trouble free performance and high RPM operation, as they were designed to have the quickest rise time and substantial energy reserves. They will deliver just the kind of spark you need for maximum performance. Sold each.
Pro-Fire 1, works with S&S HI-4, Compu-Fire Elite 1, Dyna 2000, and stock OEM ignition
WARNING: Pro-Fire ignition coils are designed to work with electronic ignition systems, never use them with points ignitions.