> Jerry Hey wrote:

 >
 >   A fixture for boring the housings  has been built and we  have tried
 > it out on a 12-A housing.  Seems  o.k.      Also,   have  a good
 > start on the insert.      Any comments, criticisms at this stage
 > would be most appreciated.
 >
 >    The largest part of the insert is where the butterfly will be.  The
 > extra wall thickness  is for the  butterfly shaft bushings.  The
 > width of this can be cut down considerably from 1.250 to .5 inches.
 > The outboard end is 2" o.d. and internally tapers from 1.75 i.d down
 > to 1.5 i.d. for the butterfly.  The part sticking through the housing
 > will be trimmed to a flush fit and squared up but I don't want to to
 > do that until we are working on a 13B housing as the insert will
 > penetrate that housing deeper.

 > Jerry Hey
 >
 > Tailwind & Rotary Engine Support
 >
 > http://www.j-winddesigns.com
 >
 > mailto:j-winddesigns@thegrid.net

 Nice Work Jerry, Let me know when your ready to do 13B housings,
I'll order two from Mazdatrix and
 have them shipped to you.  If you'll have the work done and sell
me two inserts I'll do the
 install and fitting.  What will the cost be for the mill work and
inserts?  Let me know.  I'm a

 > ways off from needing it but I can store until I'm ready.

Don't know the price yet but you will be pleasantly surprised, I
think.   I am hoping to machine the housing and supply the inserts
with a step by step instructions for installation.  Maybe even  a
little video. Of course I have to figure it out myself first.  I know
that Racing Beat and Mazda Trix require that new housings be used for
their P Ports but I can't see any reason why a used housing in good
shape could not be used.

Jerry Hey

Tailwind & Rotary Engine Support

http://www.j-winddesigns.com

mailto:j-winddesigns@thegrid.net

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