The 18-year-old Ariki athlete lifted himself to eighth in the senior national 100m rankings at the Caledonian Ground on Saturday.
His time of 10.74sec, into a slight headwind, broke the personal best he set two weeks ago by 0.03sec.
It was just his fourth competitive 100m race.
He also ran 48.51sec in the 400m, ranking sixth in the country and the top for his age-group.
It was a day for fast times as Manaia Lesa broke two Otago boys 13-year-old records.
He ran 11.86sec to claim the 100m mark, before running 12.52sec into a headwind to break the 80m hurdles record.
Meanwhile, Nathan MacDonell ran 22.50sec to win a tight 200m race from Felix McDonald, while also managing 11.05sec in the 100m.
North Otago's Briar Johnston was the fastest woman in the 100m, clocking 12.98sec, while Tara McNally crossed first in the 200m in 27.36sec.
McNally also ran a 15.30sec 100m hurdles time.
In the field, Liam Condliffe jumped 6.09m to edge Cameron Miller by 4cm in the long jump.
Youngsters Miller McElrea and Olivia Geneblaza impressed in the triple jump, winning their competitions with jumps of 11.09m and 10.06m respectively.
Ethan Walker had the best throw of the day with a 59.54m effort in the javelin, while Jade Zaia also impressed with a 12.43m effort in the shot put.