V-Tronic, Electronic Ignition for 6 and 12V. Advanced Electronic Ignition for Harley-Davidson

Automatic electronic advance, with 9 adjustable curves.
Tried and tested ignition modules.
Hall sensor type.
It works with 6 and 12 volt systems and will never need readjustment or other maintenance.
A shorter opening duration increases the spark intensity by 60%.
Fits the original motherboard.
Note: Will not work on 1964 Panhead models equipped with the original double-point single-shot system.
Note: See 519402 for the same ignition model, but for use with manually controlled advance.

Fits: > 48-64 Panhead (except OEM single fire models); 48-73 45" WL and Servi-Car