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Home > Help Needed / General Tech Chat > Homemade Flow Bench

longy

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Post Whore

Bicester

I've been following David Vizards homemade flow bench guide and was planning on using a homemade manometer, but i was thinking would it be possible to use a standard production airflow meter ?(i have subaru one kicking around). wire up a power supply and connect a multimeter for the read out, then calibrate it by measuring the pressure drop. would it be sensitive enough? Any input would be gladly recieved.

1972 998 TURBO SLEEPER


turbodave16v
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SouthPark, Colorado

I suspect it'd be easier to use a 'flapper type' airflow meter than a 'hot wire' type...

On 17th Nov, 2014 Tom Fenton said:
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Ready to feel Ancient ??? This is 26 years old as of 2022 https://youtu.be/YQQokcoOzeY



evolotion

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Glasgow, Scotland

both give a 0-5v output w.r.t flow. as for sensitive enough, no idea, but if you find its not sensitive enough, reduce the orifice size or fit an air flow meter from a smaller engine car :) even then no idea if it would be sensitive enough.

turbo 16v k-series 11.9@118.9 :)

Denis O'Brien.


longy

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1547 Posts
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Bicester

Cheers guys, ill give it ago and keep you updated.

1972 998 TURBO SLEEPER


evolotion

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Glasgow, Scotland

thing is though, given you can make a manometer with some clear tube and a bit of wood, why reinvent the wheel?

turbo 16v k-series 11.9@118.9 :)

Denis O'Brien.


longy

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Bicester

good point, i was just thinking that if i can get good sensitivity i could get a more accurate result.

1972 998 TURBO SLEEPER


robert

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uranus

good idea chris ,,nicely lateral

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longy

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Bicester

to be honest robert i got the idea from your flow bench setup

1972 998 TURBO SLEEPER


Yo-Han

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North of the Netherlands

Nice idea.

By "David Vizards homemade flow bench guide" you mean this site?

http://www.gofastnews.com/board/technical-...flow-bench.html

There is some great reading in there concerning tuning!

Edit: spelling...

Edited by Yo-Han on 18th Jul, 2009.

Dazed and Confused....


longy

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Bicester

yeah thats the one ive been following, amazingly simple.

1972 998 TURBO SLEEPER


Yo-Han

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North of the Netherlands

The man is a legend!

Dazed and Confused....


Joe C

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Carlos Fandango

Burnham-on-Crouch, Essex

found this,

data on flow vs votageoutput on bosch meters,

there are 0280217531 meters on ebay for 40 quid new.

http://apps.bosch.com.au/motorsport/downlo...ors_airmass.pdf

I'm thinking one of these on the inlet of my turbo dataloged by MS will be interesting.

On 28th Aug, 2011 Kean said:
At the risk of being sigged...

Joe, do you have a photo of your tool?



http://www.turbominis.co.uk/forums/index.p...9064&lastpost=1

https://joe1977.imgbb.com/


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