Looks great Robin and very nice shape for the year, as it shows very little wear or rust on the key areas. The single carb was a good clue too. It is the same base motor used in my 1967 CL175 that I am presently restoring too.
1967 CL175 Low production number with #802 as engine serial- winter 2019/2020 project.
1978 CB550K Very original bike with only 7499 klms from new- light cleanup and refresh pending.
1981 GL1100 Standard model - Sept 2018 start of cosmetic refresh, nice original condition.
1983 CB1000 Custom-Low mileage full cosmetic restoration back to factory new.
1984 GL1200 Standard model in showroom condition-two owner bike.
1984 CX650E Restored summer 2017 - a rare Eurosport model-excellent one owner bike.