"Our experienced players really stepped up - Sam Webb played his best game of the year - but in saying that our young guys played a big part and they passed it around well to set up both the second half goals," he said.
He said the win capped off a fantastic revival for the club.
"We're the first to admit we've been up and down all year. After six rounds of the round robin competition we were dead last but we came right at the best time possible," he said. "You have to feel for Mangapai. They've been playing very well all season and we were in exactly the same situation eight or nine years ago.
"The final result takes nothing away from the season we've had, we've had a bloody good season to come from bottom place last year to win the round robin competition and make the final," Thorne said.
Maungakaramea deserved their title on the night, he said.
"We never really dropped off, it was more that but they took their opportunities when they had them and we didn't," he said.
Last year's champions Bream Bay will be highly motivated next year after finishing fourth - beaten in the third and fourth-place playoff by Springfield 4-2.