Thread: How to tell if hollow stringers are bad? 20' 1969
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Old 02-23-2017, 09:35 AM
NoBones NoBones is offline
Pooh Bah
  
Join Date: Apr 2004
Location: Area 442 Somewhere in Florida
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I have a 1969 & 1970 20SF, they are both foam filled...
My 1968 27 SeaMaster is also foam filled.

Unless yours was redone previously they should be foamed !
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