Windsor did not enter a team when the competition was reorganised and run through July to September. In the mid-1970s, Windsor fielded a team in the Metropolitan Cup Reserve Grade competition, winning that premiership on two occasions.
When the competition was realigned and conducted between July and September, Windsor did not field a team. However, in the mid-1970s, Windsor did have a team competing in the Metropolitan Cup Reserve Grade competition, which they won two times.