[Supras] 57 trim turbo with clipped turbine wheel

[Jim Jobe]

Yeah, replacing the elbow is a HUGE benefit.  Everyone I know
that has upgraded the elbow wished they had done it sooner.

On Thu, Aug 23, 2007 at 10:08:00AM -0600, Dan Gyoba wrote:
> On 22 Aug 2007 at 17:50, berniek at technicaldevelop.com wrote:
> 
> > Pat:
> > 
> >     There is plenty of meat around the disc wastegate valve.  Boring
> >     the 
> > turbine body 1/8 inch increases the area considerably since area
> > varies as the square of the diameter, but adds only 1/16" to the
> > radius of the hole.  There remains about 1/8" of an annulus for
> > wastegate valve turbine body to valve overlap.
> > 
> >        BernieK
> 
> Well, that's the square of the radius, not the diameter, which is different, but it's still a 
> logarithmic function, which is, I think your point.
> 
> Persoanlly, I think that getting rid of that huge blockage after the wastegate in the turbo elbow is 
> probably more beneficial, and probablhy adequate.  Boring the wastegate opening certainly isn't 
> useless though, and is a good idea.
> 
> Dan Gyoba
> '89 NA 451,732 kms, Turbo swap COMPLETE
> http://www.abstractconsulting.com/~dan
> 
> 
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