 After another successful year in the SBL with the Perry Lakes Hawks in 1998, Harvey signed with the Perth Wildcats for the 1998–99 NBL season and continued playing for the Wildcats until 2004.He was part of Perth's 1999–2000 NBL championship and 2002–03 grand final appearance, and won the league's Most Improved Player award in 2001.Harvey also continued to play in the SBL with Perry Lakes in 1999, and with the Willetton Tigers in 2000, leading the league in scoring that year with 518 total points.