"It was a solid start for Marc and pleasing to see him showing some of the old spark and he was unlucky not to make the final," Cycling New Zealand BMX coach, Ryan Hollows said.
"It was a tough and hard day out there."
National champion Matt Cameron suffered after falling in practice, missing out by one place for a spot in the quarterfinals, and likewise Daniel Franks, with a sixth in his opening moto proving costly.
Trent Jones, who looked strong on the first day, was below his best, finishing sixth in his group after the three motos and did not advance.
However North Harbour's Michael Bias, competing as an individual rider, impressed to be fourth in his moto group to qualify for the quarterfinal.
Home town hero Liam Phillips (GBR), the 2013 world champion in Auckland, claimed the overall honours in the grand final ahead of Amidou Mir (FRA) and Nic Long (USA).
Australian Caroline Buchanan, last year's overall World Cupw inner, took out the women's final ahead of American Alise Post and Stefany Hernandex (VEN).
The second round is in Papendal, Netherlands next month.