Share 'Tiki 30 Mast - Shrouds rubbing Gaff'

I have just taken down my wooden mast for servicing and to replace the standing rigging as it is now10 years old.  I also want to try and solve the problem of the outside of the gaff fork rubbing on the shrouds.  I wonder if the blocks that the shrouds sit in have been fitted to low down.  On my tiki 26 with an aluminium mast the shrouds went to the top of the mast and never rubbed the gaff.  I w…