That cheaty extra 103cc (longer stroke) that the S gets over the R, takes a lot of engine stress away. And of course makes the engines night and day from one another in character.
Not the latest but possibly a very saucy project bike⦠https://collectingcars.com/for-sale...Q..&gbraid=0AAAAACg127XVkpZqLdF96AKD3PpuD_In0