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From: <cardmarc@charter.net>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Subject: Re: [FlyRotary] Re: 20B T04 type manifold with wastegate
Date: Thu, 9 Dec 2004 15:12:19 +0000
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Yup it breaks the rules. Its a car manifold. 
However, notice it has gussets on the all the flanges to the pipes, and is also welded internally. 
Stress relief-who knows. Not on this item.
Marc Wiese
> 
> From: Ernest Christley <echristley@nc.rr.com>
> Date: 2004/12/09 Thu AM 01:40:04 GMT
> To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
> Subject: [FlyRotary] Re: 20B T04 type manifold with wastegate
> 
> >     Here are some pictures of the 20B aftermarket to4 type ss manifold with a wastegate outlet. This unit was purchased from a racing shop in Japan. Part 4
> > 
> >     Marc Wiese
> > 
> 
> The pictures look great, and that manifold can pass muster as a work of 
> art...but does it break the design rules that I've learned from FlyRotary?
> 
> 
> 1) The pipes are welded to the outside of the flange.  Isn't this setup 
> prone to cracking at the flange?
> 
> 2) There isn't any built in stress relief.  Or is that the point in all 
> the bends?
> 
> 
> 
> -- 
> http://www.ernest.isa-geek.org/
> "This is by far the hardest lesson about freedom. It goes against
> instinct, and morality, to just sit back and watch people make
> mistakes. We want to help them, which means control them and their
> decisions, but in doing so we actually hurt them (and ourselves)."
> 
> 
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