Mailing List flyrotary@lancaironline.net Message #2205
From: Ed Anderson <eanderson@carolina.rr.com>
Subject: Fw: engine failure
Date: Fri, 18 Jul 2003 08:23:29 -0400
To: flyrotary <flyrotary@lancaironline.net>
Regarding Chuck Dunlap' engine incident over the Grand Canyon.   More
evidence of the incredible damage a rotary can take and keep on turning.
That is one large chunk of steel to have rattleing around in the rotary
chamber.  Amazing that the engine did not just lock up.  I have asked Chuck
to photograph the rotor and chamber after he gets it apart, so we can see
the extent of the damage.

Ed Anderson

Subject: engine failure


> > Chuck wrote:
> >
> > I removed the intake manifold this morning and found this. The pin in
the secondary inlet port barrel had worn itself loose and
> > found its way into the engine. Also both of the machined contour inserts
were loose and free to slide around and block the upper
> > secondary port. They are modified barrels which I got from Pineapple
Racing. I thought they looked more robust than the built-up
> > JBweld contour method. When I build up another engine, I think I will
just leave the inserts out and forget about contouring. If
> > its not there, it cannot fail.
> >
> > Chuck Dunlap
>


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