Re: [ISTA] NP205 X-Fer Case..Driveline Gurus..

[Ryan Raketich <rraketic@secapl.com>]

Sounds like option 1 is the route to go...great response much
appreciated...despite all the stupid posts recently the SYTY list comes
through again...Thanks to everyone who responded and I hope to see all of
you in KC....Ryan

> Hey,
> I had a conversation with a list member in your vicinity recently about this 
> and I stated that this little impasse would eventually hold up the 
> development of the NP-205 for use in a SyTy application.
> 
> You have a couple of options.
> 
> 1.) Find an NP-205 that was originally suited for a Dodge or a F*rd 
> application.  They almost always have their input shaft for the front 
> differential on the driver's side just like the SyTy.  Then you will be 
> trying to mate a GM tranny to a foreign transfer case
> 
> 2.) Find a "divorced" transfer case with a jack-shaft style input shaft from 
> any manufacturer as long as the front output shaft for the front 
> differential is on the driver's side.  The jack-shaft is a little driveshaft 
> that connects in between the tranny and the transfer case and allows 
> ***ANY*** type of tranny to be output to the transfer case by merely 
> altering the style of the jack-shaft to match.  The problem with this is the 
> added length and decreased length of the individual driveshafts.....the 
> front one will be really long and the rear one will be really short.  This 
> setup is conducive to better rear biased weight transfer however.
> 
> 3.) Use the GM style NP-205 with the output on the wrong side and turn the 
> front differential to match it.  Then you will need to find someone to 
> custom make you a set of reverse cut ring/pinion gears that will correct the 
> condition you created by turning the front differential 180 degrees.  Try 
> this experiment:  spin the input yoke of a differential, now turn the whole 
> differential assembly 180 degrees while still spinning the input yoke in the 
> same direction --> notice how the differential now makes the axles spin 
> opposite to what it once did in the original situation.  Reverse cut gears 
> will make everything back to normal.
> 
> In any case, custom driveshafts will have to be made which isn't a big deal 
> at all.
> It's all a matter of what you have to work with.
> 
> Hope this helps someone....
> Later for now,
> Matt...."Driveline Guru"??
> atiprogmc@hotmail.com
> 
> Can anyone in Brookline beat me?
> 
> 
> >From: Ryan Raketich <rraketic@secapl.com>
> >Reply-To: Ryan Raketich <rraketic@secapl.com>
> >To: syty@syty.org
> >Subject: [ISTA] NP205 X-Fer Case..Driveline Gurus..
> >Date: Thu, 1 Jun 2000 11:23:20 -0500 (CDT)
> >
> >Ok ready for the million dollar question...has anyone actually used the
> >NP205 transfer case?? What transmission was this with...the reason I ask
> >is because I am currently in the process of switching over to a 4L80e
> >transmission and a NP205 transfer case...what's the problem you
> >ask...trans guy is stating that the front driveshaft goes on the passenger
> >side and not the drivers side like our trucks :-( CAN I CATCH A BREAK
> >PLEASE!!!! Okay back to reality...worse comes to worse I will have to have
> >the front differential moved over to the passenger side...oh yeah more
> >customization :-o anyways enlighten me please....
> >
> >Ryan
> >'92 Ty No Heart No Legs....:-(
> >
> 
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