Re: Dunk, Welcome Aboard
Scott, it was a 71' 21ft Cutty. When I got it had had the Volvo stern drive taken out of it. The 71 21's was the hull OMC used to build their endurance boat hulls from over in Naples. It had flat pad under it like a bassboat at the stern. The transom was basically solid except for the 29 x 14" Volvo hole in it. I put a 5 layer plate made from luan plywood and woven roven with epoxy resin on the outside of the transom. Then filled the hole from inside with epoxy resin mixed with cabosil and chopped glass and bits and pieces of woven roven. Took several shots to fill that big hole because if you used too much the epoxy at one time it would react, get screaming hot and unkick the layer before it.. Then I capped the inside of the transom with another plate the same thickness. I made alum gussette plates and tied them to the transom with alum angle and bolts and the bottom edges were bolted into the existing engine bed stringers..
Way over built for the 90 225 Rude I hung on her, but while I was doing the transom we had a shot at a pair of 260hp offshore Bridgeport Mercs..that deal fell through so I went with the Evinrude. That would have been one fun boat with 520hp on her.. The boat ran well. Light on fuel you could get her up on the pad she would run 53-54mph twisting a 17" Stiletto at 5800. The engine was my brothers and when I got it it only had 130hrs on it. That was 5-4yrs ago. Russ has it up in NY now and he's been running the crap out of it for 3-4 years now killing stripers.. The only thing I regretted not doing on that boat was trim tabs. Seabirds are absolute skyrockets and hate to stay in the water. They ride great offshore, but could be allot better if you could keep the bow down into it.
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