Harbour No 8 Solomon T-Pole offloads a pass to winger Sali
Levahala during the clash between Dunedin and Harbour at Kettle Park. Photo Caswell Images
The visitors enjoyed overwhelming possession and territory in the opening 40min and led 35-0 at halftime.
Highlanders outside back Ryan Tongia scored three tries, while first five-eighth Ben Patston kicked extremely well, slotting three penalties and three conversions.
Tei Walden also featured heavily with two tries.
In the other games, Dunedin prevailed 20-19 in a thriller against Harbour at Kettle Park, University A beat Alhambra-Union 45-17, Zingari-Ricmond dispatched Green Island 48-18 and the defending champions Taieri had a comfortable 68-6 win against Pirates.
