Internal Ignition System - Harley Davidson
Feature two advance curve families that are adjustable to accommodate stock and modified engines
Selectable multi-spark mode for quick starting and smooth cruising
Four rotary switches for timing adjustments, single/dual ignition mode and rpm limit (100-rpm steps)
Coil outputs protected against short circuits
Require coils with a minimum of 3 ohms resistance and low resistance spiral-core-type plug wires
Use the tachometer wire for the PC link and comes with a connector
Made in the U.S.A.