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From: Matt losangeles <mattinlosangeles@yahoo.com>
Subject: Re: [LML] Re: io-550 vs. tsio-550 differences?
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No way it will fit. Also needs a custom exhaust. Nothing a dremel tool, fib=
erglass, resin and LOTS of time can't fix though.=0A=0A=0A=0A----- Original=
 Message ----=0AFrom: Douglas Brunner <douglasbrunner@earthlink.net>=0ATo: =
lml@lancaironline.net=0ASent: Wed, December 16, 2009 12:32:54 PM=0ASubject:=
 [LML] Re: io-550 vs. tsio-550 differences?=0A=0AYes, but can you fit it in=
to a Legacy cowling????=0A=0A----- Original Message ----- From: "George Bra=
ly" <gwbraly@gami.com>=0ATo: <lml@lancaironline.net>=0ASent: Wednesday, Dec=
ember 16, 2009 10:02 AM=0ASubject: [LML] Re: io-550 vs. tsio-550 difference=
s?=0A=0A=0AAh... you could buy a=A0 TN IO-550 engine and have exactly what =
you want.=0A=0AIt already has all of that stuff you are worried about.=0A=
=0AIntercoolers, fuel pump, throttle, GAMIjector(R) fuel injectors, pressur=
ized magnetos, and all the little details.=0A=0AThere are over 900 of them =
flying, and parts support is superb (ask me how I know).=0A=0AThey have bet=
ter intercooler efficiencies than the TCM TSIO-550.=0A=0AThey run on signif=
icantly less fuel=A0 than TCM TSIO-550s at the same BHp.=0A=0AThey run cool=
er than a TCM TSIO-550 at the same BHp.=0A=0AThey can be made to run at VER=
Y high horsepower (Sport Class winning BHp levels at Reno if you find someo=
ne who really understands the engines and knows how to get them set up righ=
t for that demanding activity.)=0A=0AAnd they are able to use an electronic=
 waste gate controller designed for that engine.=0A=0AThere is a pending ST=
C application with the FAA to authorize their use on certified aircraft wit=
h G100UL fuel.=0A=0AI know where one complete engine and turbo system is si=
tting, ready to be installed.=0A=0A. . . Just a thought.=0A=0A=0A=0A=0A----=
-Original Message-----=0AFrom: Lancair Mailing List [mailto:lml@lancaironli=
ne.net] On Behalf Of Rick Titsworth=0ASent: Tuesday, December 15, 2009 7:41=
 AM=0ATo: lml@lancaironline.net=0ASubject: [LML] Re: io-550 vs. tsio-550 di=
fferences?=0A=0ASubtle item, but the sniffle value is also different.=0AAls=
o obvious, but not mentioned, the intercoolers and associated plumbing.=0A=
=0AI can't imaging buying all the individual turbo items at TCM spare part=
=0Acosts would be any advantage.=A0 For example, the small sniffle value al=
one is=0A$1,000.=0A=0AYou'll also need a strategy/approach on the sonic noz=
zles.=A0 Popular opinion=0Ais that they are needed (required) for the waste=
 gate to function properly=0A(dynamic response issue) and/or to prevent tur=
bo stalls.=A0 However, that=0Ameans you're likely just bleeding some pressu=
rized (boosted) air overboard,=0Awhich is essentially wasted fuel economy.=
=0A=0A=0A-----Original Message-----=0AFrom: Lancair Mailing List [mailto:lm=
l@lancaironline.net] On Behalf Of Matt=0Alosangeles=0ASent: Monday, Decembe=
r 14, 2009 10:52 PM=0ATo: lml@lancaironline.net=0ASubject: [LML] io-550 vs.=
 tsio-550 differences?=0A=0ADoes anybody know the differences between the i=
o-550 vs the tsio-550?=0A=0ASo far this is what I have determined:=0A=0Aio-=
550 8.5 compression vs tsio-550 7.5 compression=0Adifferent fuel pump on ts=
io with aneroid and a reference port=0Adifferent injectors with reference p=
orts on tsio=0Atsio has a scavange pump lines and turbos.=0Adifferent exhau=
st obviously=0Atsio has wastegate and fancy expensive stuff to control it=
=0Atsio has a different throttle body part#=0A=0AThe reason I ask is I am t=
rying to create a turbo normalized io-550 and I am=0Anot sure if I should g=
et an io-550 core and add the tsio fuel pump,=0Ainjectors, scavange pump an=
d turbos.=0AI could also get a tsio-550 core and put different pistons/cyli=
nders on it.=0AI suspect the cylinders are the same and the pistons are the=
 only=0Adifference.=0A=0AI also talked with Continental about this and supp=
osedly the throttle body=0Ais different between the two but they could not =
say why. Only that they had=0Adifferent part#'s. They did say that somethin=
g as simple as a 45 vs. a 90=0Adegree fitting or different color paint can =
cause a different part# with=0Atheir stuff so there is a chance that the th=
rottle body on the two is=0Amechanically the same. I was wondering if anyon=
e knew the differences=0Abetween the two.=0A=0AAlso, which core would likel=
y be the better to get, io-550 or the tsio-550.=0A=0AThis engine is going o=
n a Legacy so I am comparing the io-550G or N vs. the=0Atsio-550c.=0A=0ATha=
nks for any info you might have on this.=0A=0AMatt=0A=0A=0A=0A=0A--=0AFor a=
rchives and unsub http://mail.lancaironline.net:81/lists/lml/List.html=0A=
=0A=0A--=0AFor archives and unsub http://mail.lancaironline.net:81/lists/lm=
l/List.html=0A=0A--=0AFor archives and unsub http://mail.lancaironline.net:=
81/lists/lml/List.html=0A=0A=0A--=0AFor archives and unsub http://mail.lanc=
aironline.net:81/lists/lml/List.html=0A=0A=0A=0A