Errol
Can you tell us more about making this flow bench setup?
I have access to a supercharger, where do I get the rest off the stuff
and what else is needed....
got any Pics of the bits etc?
Cya
JamesF
OZDAT Online
Errol Smith wrote:
> Terry,
> If you want to measure flows for a particular item then a simple flow bench
> is the answer. I have made up a "home grown" version using an electrically
> driven Toyota supercharger for the air pump. For the flow measurements I
> used an inclined tube manometer, and a Pitot tube ( accurate bore
> diameter). The amount of flow for a given bore diameter Pitot tube at a
> particular pressure is readily available. I do not know of an easy way to
> do it accurately on an engine in a moving car.
> Craig, any ideas?
> Cheers
> Feral Errol
> ----------
> From: Terry <[EMAIL PROTECTED]>
> To: [EMAIL PROTECTED]
> Subject: RE: Airflow calculations
> Date: Thursday, September 14, 2000 11:31
>
> Errol,
> One last question on this - is there any way to measure the pressure
> differential on a particular engine. Like it's easy manifold side, just
> hook
> up a vac gauge and it should be zero but are there any backyard ways of
> measuring the induction side.
>
> Terry
>
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED]]On Behalf Of Errol Smith
> Sent: Thursday, 14 September 2000 10:39 PM
> To: [EMAIL PROTECTED]
> Subject: Re: Airflow calculations
>
> Terry,
> Typically the pressure drop from the input side of the carb to the output
> (engine side) will have a pressure differential of between 1.5 - 2.5 "Hg @
> Wide Open Throttle (WOT).. The pressure differential largely depends on the
> engine speed, bore/stroke ratio and camshaft profile.
> Cheers
> Feral Errol
>
--
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James Fitness
Director
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