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Rotax 503 prop extension

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MACOWA

MACOWA

Well-Known Member
Supporting Member
Joined
Apr 19, 2021
Messages
460
Location
Grapeview WA. USA.
I have a 503 with a B gearbox and would like to use a 4" prop extension in a tractor configuration. Can't seem to find one to fit the B box flange. Also, would it over stress the gearbox bearings. Sure would like to hear from anyone out there that has tried this
 
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