Bitter End – Old School Choppers – One stop shopping for hardcore chopper builders.
* Rugged Mallory E-spark ignition module offers simple installation and reliability
* Self contained with no moving parts to wear out
* Simple 3 wire connection
* Required 2 to 3 ohm coil for racing or 3 to 4 ohm coil for street use
Mallory
Fits Big Twin models 1970/1999 (except EFI & Twin Cam)