2101-0071 - IGNITION MODULE 04-06 XL | DYNATEK

Ignition Module - Harley Davidson
Module has a single connector, Loaded with 16 different advance curves, giving engine builder a wide range of curves to work with, Adjustable rev limiter allows the user to select a rev limit ranging from 5750 to 7500 rpm in 250 rpm steps, Made in the U.S.A.