Originally Posted by
Ron Olson
If I'm correct, the Rio 51's don't use the normal 1/4" drive prop nuts, probably something metric as it seems like I tried the use the 1/4" "Zuber" prop nut on one and it didn't fit properly.
Hold the prop with a shop rag when tightening the nut, your fingers will thank you for that.
Ron,
The driveline has been changed out. It isn't a Rio shaft. It is a standard welded stub cable and is 1/4-28 like usual.
http://www.rcuniverse.com/forum/spee...ex-cables.html