Change Flax
http://www.practical-sailor.com/newspics/charts/919stuffingbox.pdf#search='PACKING%20NUT'http://www.endeavourowners.com/dscsn/systems/propulsion/stuffalts.htmlFigure out the correct size. Wrap it four times around the shaft, cut it and use three of these to put into the packing nut.This one easy to search out on the web.Good luck