When I first met Robin I realised he was a person who loved the unusual. JOY 121 K was a Wartburg Estate, sort of a beigey colour if I remember. Three cylinders of two stroke power, the pride of the Eastern bloc. Naturally Robin would want it ! He told me on a Saturday he was taking the engine out in the street to effect some repair. I was astonished!  Surely that will take all day ?! No ! Robin had it out on the footpath in about 10 minutes ! ..." Only three bolts " he said!