Dunedin scored late to edge Southern 18-16 in a tense encounter at Bathgate Park for the Ron Reggett Memorial.
And University got back into the winner’s circle with a 61-19 win against Alhambra Union at the North Ground.
But the big winner today was Kaikorai, who smashed Harbour 69-15 at Watson Park.
The Hawks had previously set the benchmark in the competition, so the result will have surprised most punters.
A depleted Green Island team limped past an injury-hit Zingari-Richmond at Miller Park.

Kaikorai took on Harbour at Watson Park today in the seventh round of the Dunedin men's premier rugby competition. Photo: Peter McIntosh
The students led 28-0 after 15 minutes. But the Thode twins both crossed for five-pointers to cut the gap.
AU hung tough during the early stages of the second half but faded and conceded a bunch of tries in the final quarter of the game.
University hooker Oliver Hatch grabbed a brace of tries and winger Jeremiah Asi also crossed twice.