The gcat 5.7 should have bridle wires on the mast. I'd ask what type of rig he is running as I don't believe that's stock.

I believe that's a trac 18 based on the hull shape and how far back the tramp goes. I remember when they came out in the early 80s and always wanted t...

Nice. I grew up sailing a P16 and crewing on a P18 in races in the early 80s. I had a G-Cat 5.7 that I regret selling because they're so hard to find ...

I had a GCAT 5.7 for several years and deeply regret selling it. Just check for softspots and also make sure that the rudders are intact. That boat ca...

I used to have one and regret selling it. It is the perfect cruising beachcat. Very smooth sailing boat that could handle a crowd but was still easy t...

I'll bet it's either an Isotope or a Chesire cat - "http://www.intl-fiberglass.com/boats.html"