yup seen this one it was pre the XLV motored one and did not do very well..
other interesting thing with these, only go left bikes, is that there is a long weired linkage to get the gear change lever on the right too..
so rear ( only ) brake and gear change are on the right, hot bits on the left, where you hang off.... Mental
https://www.youtube.com/watch?v=CfTDY5rI7tI
https://www.youtube.com/watch?v=QK8audzlc7o
check out 2min through the second vid where the Harly is getting repaired
correction looks like a scrutineer gauging the carb