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-   S4 / RS4 (B5 Platform) Discussion (https://www.audiworld.com/forums/s4-rs4-b5-platform-discussion-6/)
-   -   preliminary 2.8 cam info....some slightly interesting stuff (https://www.audiworld.com/forums/s4-rs4-b5-platform-discussion-6/preliminary-2-8-cam-info-some-slightly-interesting-stuff-1533704/)

Mike@VAST 06-07-2004 01:33 PM

preliminary 2.8 cam info....some slightly interesting stuff
 
Nick G and I measured that the 2.8 USA cams have about 0.043" more lift than stock and the 2.8 Euro/RS4 cams have about 0.030" more lift than stock...

so, I put the USA cams in my car and checked the airflow out...19-20 psi peak tapering to whatever k03's do on my car...say, maybe slightly less than 1 bar.

i have no idea if the duration is the same. i bet it is, but who knows. the car runs fine, though, there is a hiccup from 3800-4200 rpm now.

anyway, it LOOKS like I have a slight gain from 5600-5700 up to redline where the airflow doesn't taper as bad. Regardless, I'm on POS original k03's and can't believe I went through all of this :p

If I figure anything else out, I'll post. Docslow mini-person and I are supposed to meet up and go over things since he and I pretty much have the same car but he is on stock cams.

Mike

PSmalls::DoggieStyle 06-07-2004 01:35 PM

no comment.

Mike@VAST 06-07-2004 01:38 PM

my only comment...probably doesn't do any good on stock turbos :p
 
what a PITA!!!!!! just for that. lol

PSmalls::DoggieStyle 06-07-2004 01:39 PM

Time for us to put RS4 cams in my car and do a comparison :)
 
Honestly, from looking at your logs, I don't see any difference whatsoever in the shape of the airflow curve up high.

Funkweasel 06-07-2004 01:40 PM

Well at least you got the tb done right? I fricking told you to do the k16s while you
 
were there. ;ppp

PSmalls::DoggieStyle 06-07-2004 01:41 PM

Maybe if a special *someone* would send us some k16's, we'd put them on his car....
 
timing belt?

Mike@VAST 06-07-2004 01:42 PM

i think i'll be hoping that my car lasts!
 
:p

PSmalls::DoggieStyle 06-07-2004 01:42 PM

Please delete this post before Troy and I vomit.

Mike@VAST 06-07-2004 01:43 PM

well, i don't think it went in a negative direction or flatlined as bad. oh well! we can do whatever
 
but i have to get ready to leave for CO

PSmalls::DoggieStyle 06-07-2004 01:44 PM

I should probably send you my log to compare, eh?
 
YGM in a few, porky


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