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Old 07-14-2018, 10:03 PM
indigo indigo is offline
 
Join Date: Jun 2007
Location: Williamsburg, VA
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The Indigo prop was designed for use on either a direct drive A4 or a V-Drive A4 with a 1:1 gear ratio. Any engine with a speed reducing gear, i.e. a ratio greater than 1:1, will not benefit as the prop will turn too slowly.

Tom Stevens
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