Here is a New Old Stock Doduco (Germany) 6,800 rpm limiter Rotor Arm (for Ducellier Distributor) for

Alfa Romeo Alfasud 1.2, 1.3, 1.5, Ti 1976-81

Alfa Romeo Arna 1.2, 1.3, 1.5 1983-85 

Nissan Cherry Europe 1.2, 1.35, 1.5 GTi 1983-85 models.