How well does the Saito 150 pull it? I just finished my second one and went back with a Webra 120. I had a Saito 150 in my cub and toyed with the idea of using it in the Ultimate but didn't. Was weight an issue. Did you have to add tail weight?
Forget your anxieties about flying this plane. It handles better than most low wing planes and will land as slow as a trainer.