[s-cars] RE: Riff's dyno #s

Theodore Chen tedebearp at yahoo.com
Tue Nov 11 18:06:31 EST 2003

--- Djdawson2 at aol.com wrote:
> When stock, I was seeing about 170.  With a chip, that number went up to 190.
>  After improving airflow to the intercooler, our numbers increased to about
> 205.  This amounted to sealing the outer edges of the intercooler so that air
> can't go around it.

you got 15 whp from sealing the outer edges of the intercooler alone??
are those numbers based on doing several runs?

please give details.  did you do the frankenliner mod?

> Next step was the addition of an RS2 EM and turbo... without any other
> changes.  That took us up to 245 - 255.  This is when significant losses
> became
> evident between consecutive runs, which seemed to indicate an overloaded
> intercooler, which I still haven't improved.
> Finally, I added the MAF and the RS2 injectors, along with the popular hybrid
> chip that I acquired through Steve Eiche (Shadetree Software) using a VMAP
> pressure transducer.  This setup, over many runs, has shown a low of 301 and
> a high of 312, and has destroyed first gear in my trans.

that is a big power increase.  my car already has the RS2 EM and 3 bar
transducer (MTM stage II+).  so let's see, i need RS2 turbo, MAF,
injectors, and chip.  wonder how much that'd cost...

does high altitude have any effect on the size of the gains you'd see?


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