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Re: JIM COMFORT ME



At 09:10 PM 11/11/98 -0500, mark kibort wrote:

>In all seriousness, I see the problem .  All your experience is in the 100
>to 200 hp adders. 

 Really.. actually Mark.. I've tested and tried most things people can
 think of.. and disproved 90+% of them..

 The Schrick Manifold.. waste of time and money

 The Replacement of a 95 manifold on the 96 + cars.. ditto

 People don't listen.. then they spend the money and are severely
 BUMMED.. Do I say "I told you so?!?"

 Your DARNED RIGHT I DO.. 

>But my little 4% gainer device is perplexing to you do
>to its utter simplicity.   

 No Mark..  it's argument with physics is.. 

 Let's GIVE you the benefit of the doubt..

 Let's say that you can increase the airbox pressure a whole 0.35 psi

 Thats about 0.02 bar.. or about 0.016 bar in the manifold

 Not counting the temp increase (no intercooler) you should have at most
 a 1.5% increase in power.. well within the dyno tolerances from two runs
 even on a properly calibrated dynojet..

 Now.. how many watts again?!?

 Now many HP to MAKE that many watts???

> I have a question for you since you are  so involved in fuel  air systems,
>  What would you think the safety ceiling is in the bosch AFM , before you
>are driven to go to a 5k$ motronic type system ?   How much can rising rate
>fuel regs help before you either run the car too rich at low rpms,  or blow
>off a fuel rail or blow an injector?.  

 Rising rate regulators are useless at best.. 

 You don't need them to compensate for engine mods.. the DME *MEASURES*
 the air.. if the engine uses more air.. the DME will respond.. remapping
 the chip merely assures that the response is the correct one...

>How much efficiency gains can be expected by the beter atomization of the
>fuel due to the increased pressure.?

 The injector was DESIGNED to efficiently atomize the fuel at the rated
 pressure.. higher pressures do NOT assure better atomization, especially
 when the pintle sticks and messes with the metering!

 Jim

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