Ram air with MAP?

George M. Dailey gmd at tecinfo.com
Sun Mar 2 06:21:58 GMT 1997


Under closed loop conditions, I'm sure the O2 sensor will compensate. Rapid
transition in throttle angle could cause some problems, but I don't think
they will be unbearable.
GMD

At 12:39 PM 3/1/97 -0800, you wrote:
>If I ram air an engine with MAP sensor, will the change in pressure
>and mess up the MAP output?  I know that there won't be any kind of
>pressure until high speed (maybe 0.5 psi at 100 MPH or more?)...  but
>assume I get 1 psi @ 130 MPH.
>
>On ram air (or cold air) systems, the IAT sensor will pick up the
>cooler air and modifiy fuel accordingly right?  Does everyone
>here agree with this rule of thumb - every 11 F degree or reduction
>in IAT you gain 1% of HP?
>
>-- 
>Frank M. Lin	  | G.speed - Z.Speed Trust HKS DC-Sports Razo/Carmate Soei
>fmlin at ccnet.com   | Web page - http://www.ccnet.com/~fmlin/gspeed.html
>EG2, 2:0x @ Sears | Info sheet - "finger fmlin at ccnet.com > gspeed.info"
>
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>
>




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