REFLECTOR:Exhuast systems
Jim Agnew
reflector@tvbf.org
Wed, 9 Jul 2003 13:28:49 -0700 (PDT)
That is one purpose and to allow for slight misalignment.
Jim
--- John Dibble <aminetech@dixie-net.com> wrote:
> Do slip joints allow a slight movement? One of my 3 into
> 1 exhaust (Franklin engine)
> moves just a bit, the other feels rigid.
>
> John
>
> Jim Agnew wrote:
>
> > Scott,
> >
> > Without slip joints you will almost always get cracking
> > because each cylinder is expanding at a different rate
> due
> > to uneven heating. As far as no stains on the prop, I
> have
> > two to one on my IO-360 rear facing except that the
> rear
> > end of the pipe has a 90 degree elbow which has been
> milled
> > off flush with the bottom of the pipe leaving a large
> oval
> > hole with a tip down end. This mixes the exhaust with
> the
> > air passing around the fairing and turns it down
> slightly.
> > At most after several hours I get a slight haze on the
> prop
> > that just wipes off. I can send you a picture directly
> if
> > you like.
> >
> > Jim
>
>
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=====
James F. Agnew
Jim_Agnew_2@Yahoo.Com
Tampa, FL
Velocity 173 Elite Aircraft Completed