HARLEY S&S HI-4N Ignition Single or Dual Fire Fits 1984-1999 FLT, 1984-1999 FXST, 1986-1999 FLST

S&S ignition's one piece machined aluminum housing reduces the vibration and improves dissipation and reliability. Ignition is equipped with a single and dual fire function which is built into a single module. Allows easy mode advance rate and rev limit adjustments. Initial timing marks allow adjustment and reinstallation. Sensor covers are integrated into the housing to provide protection during installation. This is improved kick start algorithm designed to start easily and with a flexible wiring harness it makes installation easier. FITS HARLEY: 1984-1999 FLT, 1984-1999 FXST, 1986-1999 FLST, 1991-1999 FXD, 1984-1994 FXR, 1984-1994 FXR,