[Supras] Not2Fast has a Turbo efficiency caculator

[Supras Ireland Admin]

GT35/GT35r or GT3576 would be my idea of perfection for the lex 550 setup

Marty
SSi

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----- Original Message -----
From: "Howard Hutchinson" <bighoward at sbcglobal.net>
To: "kdvanloo" <kdvanloo at pcez.com>; <supras at supras.com>
Sent: Sunday, October 07, 2007 7:51 PM
Subject: Re: [Supras] Not2Fast has a Turbo efficiency caculator


> "> Knowing there is a difference between the theoretical and empirical; my
> question is, can my Lexus/550/ND280lph fuel pump setup, take on a turbo
the
> size of a Garrett GT40?"
>
> Probably possible for the GT40-82, but definitely not for the GT40-88
>
> ----- Original Message -----
> From: "kdvanloo" <kdvanloo at pcez.com>
> To: <supras at supras.com>
> Sent: Sunday, October 07, 2007 12:24 PM
> Subject: [Supras] Not2Fast has a Turbo efficiency caculator
>
>
> > Hello,
> > Has anyone here used this tool, to consider which turbo would be most
> > efficient to use for their application? I have, and it suggested a few
> > turbos for consideration; i.e.., on my current set-up a GT40 82mm,
50trim,
> > 0.58 A/R was the most efficient. I entered required data from my most
> > recent dyno runs to obtain that result. Here is a copy of my result. To
go
> > there simply copy this URL and past it into the address bar of your web
> > browser
> >
http://www.not2fast.com/turbo/glossary/turbo_calc.shtml?FeetASL=60&Tamb=21&B
ore=83&Stroke=91&nCyl=6&RPM=5250&VE=100&Boost=10.5&Ec=78&Eic=70&PdropIC=3.0&
TambIC=21&wiPercentMethanol=50&wiRate=100&wiTemp=21&SFC=0.50&AFR=12.8&maxInj
ectorDutyCycle=80
> > It will take you to the site and drop the data into the calculator for
> > you. Then navigate down the page to the turbo drop down menu and choose
a
> > turbo. The plot will show the efficiency of the selected turbo, for the
> > current setup data.
> > Knowing there is a difference between the theoretical and empirical; my
> > question is, can my Lexus/550/ND280lph fuel pump setup, take on a turbo

> > the size of a Garrett GT40?
> > Thanks,Van
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>
>
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