No programming needed. These kids fit Big Twin 1970 thru 1999 Evolution® & Sportster® 1971 thru 1995. Kits include: module, coil, wires & advance.

53-1 Single Fire Ignition Kit:
Fires each cylinder individually — no power waste.

53-2 Dual Fire Ignition Kir:
Same as stock,fires both plugs simultaneously.

 

Fits Big Twin 1970 thru 1999 Evolution® and Sportster® 1971 thru 1995,
when using mechanical advance unit part No. 53-245 or 53-244.

53-50 Single Fire Ignition:
Fires each cylinder individually — no power waste.

53-49 Dual Fire Ignition:
Same as stock,fires both plugs simultaneously.
Use our part No. 53-452 coil or equivalent.