Roger Long wrote:
The story on this page might shed some light.

http://pages.sssnet.com/go2erie/wind.htm

Scroll down to the Irwin Citation

The story talks about the side of the hull flexing
while beating into 4-5' chop. I read a similar
story about the Irwin 53 that was written by a
delivery skipper.

Bottom line, they are not blue water boats. The
same can be (and is) said about a lot of other
manufacturers products as well.

Don W.