Here we have an ignition amplifier/module that I know fits 1980's Audi's & VW's, but likely fits others of that period like Alfa etc.
Electronic Ignition Module Renault Clio Mk1 1.2 1.4 Commercial Ignition XEI90
Jaguar XK120 1950 to 1954 Ignition Condenser Commercial Ignition XCON32
NOS COMMERCIAL IGNITION CONDENSER C.L. CON.23 VINTAGE,CLASSIC FORD CAR
COMMERCIAL IGNITION CONDENSER CON 75
Commercial Ignition XCON72 Condenser
NOS COMMERCIAL IGNITION CONDENSER C.L. CON..46 VINTAGE,CLASSIC CAR