Re: Ericson 27 Newbie Needs lots of advice.
I did a quick search and the E-27 does have chainplates buried in the fiberglass. There are photos in this thread:
Chainplates on E-27
and nice drawings in this one:
E 27 Chain plates
This looks like a major project.
boats that I sail on regularly: Pearson 28-2, Rondar 505, Yankee 30, Blanchard Junior