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Old 06-13-2008 | 11:58 AM
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JeffH
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Default RE: O.S. 91 C-Spec conversion to acft.

Tru_turn makes short shaft adapter nuts. I call them tube nuts. I have no idea if they make one for your engine thread sizes, but I do know the made them for YS 120's and OS .46 VX/DF's.