Stoner moved up to the 250cc category, with Gábor Talmácsi being brought in to be Kallio's new teammate. Kallio started the year well, with a 2nd place in Jerez, before taking his first championship pole position and victory, at the second round of the 2005 season in Estoril.
Stoner moved to the 250cc category, and Gábor Talmácsi joined Kallio as his new teammate. Kallio had a strong start to the year with a second-place finish at Jerez before winning his first championship pole position and race victory in Estoril during the second round of the 2005 season.