9997257，9997261，9997263，. for Volvo S80, XC90, XC60, XC70 3.0T, 3.2 with T6 engine as of 2007. for Volvo 3.0 3.2 T6 Engines 8527. Before loosening the tensioner locking device, make sure that the timing chain is in free length on the tensioner sprocket.