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Message-ID: <898550.97415.qm@web83902.mail.sp1.yahoo.com>
Date: Sat, 23 Apr 2011 10:31:30 -0700 (PDT)
From: Kelly Troyer <keltro@att.net>
Subject: FlyRotary] Re: Mistral 'Like' Intake
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
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Jarrett,=0A=0A=A0=A0=A0=A0=A0 Had some relief from my day job=A0Thursday af=
ternoon and was able to spend a =0Aprecious few =0A=0Ahours at my hangar...=
...........Bolted my spare Lycoming "Dyna-focal" mount ring =0Ato=A0the "Mi=
stral"=0A"Backplate" and proceeded to do some serious manual measurements t=
o see if the =0A"Renesis"=0Awater-pump housing/pump cartridge can be integr=
ated onto the "Mistral" =0A"Backplate"............=0A=0A=A0=A0=A0=A0 I have=
 identified=A04 problems at this time.......... None that cannot be =0Aeasi=
ly fixed............=0A=0A(1) First as I thought the left most=A0 water-pum=
p housing /stud (looking forward =0Afrom cockpit) has=0A=A0=A0=A0=A0=A0 a s=
light interference with the top left mount retainer cup........This =0Areta=
iner can be relieved slightly =0A=0A=A0=A0=A0=A0=A0 and a small re-enforcin=
g patch welded without any loss of structural =0Aintegrity.............=0A=
=0A(2) The "Lycoming" mount ring I have (obtained from "Aircraft Spruce"=A0=
prewelded) =0Awill have to=0A=A0=A0=A0=A0=A0 have the top tubing cross-memb=
er removed and replaced as it needs a=A0higher =0A"Bow" in the=0A=A0=A0=A0=
=A0=A0 tube and placed at=A0a different angle to clear the pump housing =0A=
and=A0revised=A0inlet/outlet for=0A=A0=A0=A0=A0=A0 coolant........It might =
be better to buy the mount ring as an unwelded kit =0Afrom A/C Spruce....=
=0A=0A(3) The coolant inlet and outlet of the stock=A0"Renesis" pump housin=
g has to be =0Arepositioned=0A=A0=A0=A0=A0=A0 when it is "Married" to the "=
Mistral" back-plate because it=A0is aimed =0Adirectly at the top left =0A=
=0A=A0=A0=A0=A0=A0 mount=A0retainer..........Will leave that "Magic" to you=
 =0AJarrett...............<:)=A0=0A=0A(4) There will need to be 1 extra stu=
d hole drilled=A0from the married "Renesis" =0Apump=A0housing =0A=0A=A0=A0=
=A0=A0=A0 through the re-engineered "Mistral" hsg that mates up with=A0a th=
readed boss =0Ain the 93-99 =0A=0A=A0=A0=A0=A0 13BREW , Cosmo 13B & 20B and=
 Renesis front side hsg................This =0Aboss does not =0A=0A=A0=A0=
=A0=A0 exist on the 86-91 13B which the "Mistral" back-plate was designed =
=0Afor...........=0A=0A=A0=A0=A0=A0=A0=A0These are the major=A0things I hav=
e identified so far and I am sure there =0Awill be others...... I still=0Ad=
o not know what exactly to do about the removable front cover of the "Mistr=
al" =0Ahsg........Whether=0Ato try and retain a smaller cover by eliminatin=
g the auxiliary=A0drive portion of =0Athe cover or just to do =0A=0Aa=A0sim=
plified =A0copy (easier to cast compared to the pressure cast "Renesis" =0A=
hsg)=A0of the center=0Apart of the=A0"Renesis" hsg to try and retain the EF=
I/IGN sensor mount..........=A0=0A=0A=A0=A0=A0=A0=A0 Enough for now........=
...This will give you some info to mull =0Aover.................I will try =
to get a few =0A=0Aphotos to illustrate some of what is above.............=
=0A.=0ABest Regards,=A0=A0=A0=A0=A0=0A=0AKelly Troyer=0A"DYKE DELTA JD2" (E=
ventually)=0A"13B ROTARY"_ Engine=0A"RWS"_RD1C/EC2/EM2=0A"MISTRAL"_Back-pla=
te/Oil Manifold=0A"TURBONETICS"_TO4E50 Turbo
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<html><head><style type=3D"text/css"><!-- DIV {margin:0px;} --></style></he=
ad><body><div style=3D"font-family:arial, helvetica, sans-serif;font-size:1=
2pt"><DIV style=3D"FONT-FAMILY: arial, helvetica, sans-serif; COLOR: #00000=
0; FONT-SIZE: 12pt">=0A<DIV></DIV>=0A<DIV>Jarrett,</DIV>=0A<DIV>&nbsp;</DIV=
>=0A<DIV>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Had some relief from my day job&nbs=
p;Thursday afternoon and was able to spend a precious few </DIV>=0A<DIV>hou=
rs at my hangar..............Bolted my spare Lycoming "Dyna-focal" mount ri=
ng to&nbsp;the "Mistral"</DIV>=0A<DIV>"Backplate" and proceeded to do some =
serious manual measurements to see if the "Renesis"</DIV>=0A<DIV>water-pump=
 housing/pump cartridge can be integrated onto the "Mistral" "Backplate"...=
.........</DIV>=0A<DIV>&nbsp;</DIV>=0A<DIV>&nbsp;&nbsp;&nbsp;&nbsp; I have =
identified&nbsp;4 problems at this time.......... None that cannot be easil=
y fixed............</DIV>=0A<DIV>&nbsp;</DIV>=0A<DIV>(1) First as I thought=
 the left most&nbsp; water-pump housing /stud (looking forward from cockpit=
) has</DIV>=0A<DIV>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; a slight interference wit=
h the top left mount retainer cup........This retainer can be relieved slig=
htly </DIV>=0A<DIV>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; and a small re-enforcing =
patch welded without any loss of structural integrity.............</DIV>=0A=
<DIV>&nbsp;</DIV>=0A<DIV>(2) The "Lycoming" mount ring I have (obtained fro=
m "Aircraft Spruce"&nbsp;prewelded) will have to</DIV>=0A<DIV>&nbsp;&nbsp;&=
nbsp;&nbsp;&nbsp; have the top tubing cross-member removed and replaced as =
it needs a&nbsp;higher "Bow" in the</DIV>=0A<DIV>&nbsp;&nbsp;&nbsp;&nbsp;&n=
bsp; tube and placed at&nbsp;a different angle to clear the pump housing an=
d&nbsp;revised&nbsp;inlet/outlet for</DIV>=0A<DIV>&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp; coolant........It might be better to buy the mount ring as an unwelde=
d kit from A/C Spruce....</DIV>=0A<DIV>&nbsp;</DIV>=0A<DIV>(3) The coolant =
inlet and outlet of the stock&nbsp;"Renesis" pump housing has to be reposit=
ioned</DIV>=0A<DIV>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; when it is "Married" to t=
he "Mistral" back-plate because it&nbsp;is aimed directly at the top left <=
/DIV>=0A<DIV>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; mount&nbsp;retainer..........Wi=
ll leave that "Magic" to you Jarrett...............&lt;:)&nbsp;</DIV>=0A<DI=
V>&nbsp;</DIV>=0A<DIV>(4) There will need to be 1 extra stud hole drilled&n=
bsp;from the married "Renesis" pump&nbsp;housing </DIV>=0A<DIV>&nbsp;&nbsp;=
&nbsp;&nbsp;&nbsp; through the re-engineered "Mistral" hsg that mates up wi=
th&nbsp;a threaded boss in the 93-99 </DIV>=0A<DIV>&nbsp;&nbsp;&nbsp;&nbsp;=
 13BREW , Cosmo 13B &amp; 20B and Renesis front side hsg................Thi=
s boss does not </DIV>=0A<DIV>&nbsp;&nbsp;&nbsp;&nbsp; exist on the 86-91 1=
3B which the "Mistral" back-plate was designed for...........</DIV>=0A<DIV>=
&nbsp;</DIV>=0A<DIV>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;These are the major=
&nbsp;things I have identified so far and I am sure there will be others...=
... I still</DIV>=0A<DIV>do not know what exactly to do about the removable=
 front cover of the "Mistral" hsg........Whether</DIV>=0A<DIV>to try and re=
tain a smaller cover by eliminating the auxiliary&nbsp;drive portion of the=
 cover or just to do </DIV>=0A<DIV>a&nbsp;simplified &nbsp;copy (easier to =
cast compared to the pressure cast "Renesis" hsg)&nbsp;of the center</DIV>=
=0A<DIV>part of the&nbsp;"Renesis" hsg to try and retain the EFI/IGN sensor=
 mount..........&nbsp;</DIV>=0A<DIV>&nbsp;</DIV>=0A<DIV>&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp; Enough for now...........This will give you some info to mull o=
ver.................I will try to get a few </DIV>=0A<DIV>photos to illustr=
ate some of what is above.............</DIV>=0A<DIV>.</DIV>=0A<DIV>Best Reg=
ards,&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</DIV>=0A<DIV>&nbsp;</DIV>=0A<P>Kelly Tr=
oyer<BR><STRONG><FONT size=3D4>"DYKE DELTA JD2"</FONT> <FONT size=3D1>(Even=
tually)</FONT></STRONG></P>=0A<P>"13B ROTARY"_ Engine<BR>"RWS"_RD1C/EC2/EM2=
<BR>"MISTRAL"_Back-plate/Oil Manifold</P>=0A<P>"TURBONETICS"_TO4E50 Turbo</=
P>=0A<DIV></DIV></DIV></div></body></html>
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