Mailing List flyrotary@lancaironline.net Message #42966
From: Kelly Troyer <keltro@att.net>
Subject: Re: [FlyRotary] Re: Off Topic Question for Lynn
Date: Mon, 26 May 2008 00:42:35 +0000
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Bob,
   My 91 transmission input shaft has maybe 0.20 lateral play(WAG)........Could be a little more..........
--
Kelly Troyer
"Dyke Delta"_13B ROTARY Engine
"RWS"_RD1C/EC2/EM2
"Mistral"_Backplate/Oil Manifold



 
-------------- Original message from Bob White <bob@bob-white.com>: --------------


> Thanks Kelly,
>
> I just placed an order with Mazdatrix this morning for the clutch parts
> I need. I bought their Centerforce I pressure plate and clutch disk,
> new pilot bearing (didn't know it wasn't a bushing), alignment tool,
> and a few other pieces I thought I might need. Maybe the transmission
> is OK.
>
> On a related subject, the gear shift is located about 10-12 inches back
> with a round shaft connecting to the shifting mechanism inside the
> transmission. Would it be difficult, or even possible to shorten that
> shaft? I think the stock location will be too far back in the Alpine.
>
> Bob W.
>
> On Sat, 24 May 2008 01:17:55 +0000
> "Kelly Troyer" wrote :
>
> > Bob,
> > I still have the transmission from the 91 RX7 that your flywheel
> > came from........I will check the side play for you tomorrow..........
> >
> > From past experience with manual transmissions the input shaft
> > had what one would consider a lot of play at the pilot end of the
> > shaft then not supported by the pilot bearing.......By the way the
> > RX7 pilot bearing is an actual bearing and not a bushing.......By
> > all means I would replace it..........It can be a bear to get out........
> >
> > There is a special puller sold by the Madza part suppliers but it
> > is pricy........Some on the list have ground them out but be careful
> > not to enlarge or make the pilot bore out of round..........FWIW
> > --
> > Kelly Troyer
> > "Dyke Delta"_13B ROTARY Engine
> > "RWS"_RD1C/EC2/EM2
> > "Mistral"_Backplate/Oil Manifold
> >
> >
> >
> >
> >
> > -------------- Original message from Bob White :
> --------------
> >
> >
> > > Question for Lynn (or anyone else that might know). How much play
> > > should there be in the transmission input shaft? (side to side not in
> > > and out)
> > >
> > > The reason I ask, is that when I pulled the transmission out of the
> > > RX-7, there were some small metal bits that appear to be from the pilot
> > > bushing. Just a couple of small crescent slivers. The transmission
> > > input shaft can be wiggled around at least a few thousands. I'll have
> > > to get some more instrumentation for a better measure.
> > >
> > > Thanks,
> > > Bob W.
> > >
> & gt; >
> > >
> > > --
> > > N93BD - Rotary Powered BD-4 - http://www.bob-white.com
> > > 3.8 Hours Total Time and holding
> > > Cables for your rotary installation - http://roblinstores.com/cables/
> > >
> > > --
> > > Homepage: http://www.flyrotary.com/
> > > Archive and UnSub:
> http://mail.lancaironline.net:81/lists/flyrotary/List.html
>
>
> --
> N93BD - Rotary Powered BD-4 - http://www.bob-white.com
> 3.8 Hours Total Time and holding
> Cables for your rotary installation - http://roblinstores.com/cables/
>
> --
> Homepage: http://www.flyrotary.com/
> Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.html
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