CLASSIC TECHNIQUES
All three of my AMC machines have magnetos. Both of my AJS 18S singles have Lucas N1 mags and the Matchless G12 650 twin has a Lucas K2F. All are of the ‘rotating armature’ type with the ignition points on one end rotating with the armature on a face-cam. All three bikes are of the 1950s when the dynamo originally supplied lighting. I’ve
