Do you think having open sails in a UMP mod would make much of an aero difference with a 3” blade in the back? Or would the side force from the long closed ones be better?
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Do you think having open sails in a UMP mod would make much of an aero difference with a 3” blade in the back? Or would the side force from the long closed ones be better?
We ran them open for half the season and won a race, then closed them in and also won a race. We couldn't tell a difference in handling or speed.