Quote:
Originally Posted by T and F fishing
We have a 18 ft aluminum boat with a 90 e-tec and the boat wanted to do that a lot we put one of those fins on the motor and that seemed to help out our problem when the trim is set right.
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Whale tale fins are nothing more than a bandaid for a prop issue. If your boat benefits from one you have the wrong blade design for your hull. Only exception to that is tunnel hulls that run oversized marsh tails to keep the water on the prop.