By Anna Sargent of RNZ Christchurch City Council is being urged to back a multimillion-dollar plan to relocate the Christchurch Kart Club after decades of delays. The council has been trying unsuccessfully since 1995 to move the club from its current site at Carrs Reserve in Halswell to address noise complaints, allow for more homes in the area and so the reserve can be redeveloped into a community park. The council was yet to secure a suitable site despite extensive investigations. In 2013 moving was estimated to cost $3.5 million but that was now likely to be significantly higher. Councillors voted on Wednesday to investigate the feasibility of relocating the club to an undisclosed private property. "We have come a long way with this and staff have worked their guts out for years on this," Christchurch mayor Phil Mauger said. "Let's just go out and do further investigation and if it comes back and it's a fizzer - it's a fizzer.…