[Audi20V_Kruemmer] Re: [s-cars] Tuning measured in DYNO at East Cost ?

mlp qwest mlped at qwest.net
Sun Jan 12 22:40:39 EST 2003


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Ok Rod, but what do the boost profiles look like vis-a-vis your bhp & torque
curves?

Did you get a boost profile chart as well as a hp & torque printout?

I can read the 385.2 ft/lbs & 376.7 bhp at the wheels with the high octane
tank, but I can't follow how you've translated those numbers to 514 lb./ft
or 502.4 bhp with a 25% tcf?

But, math and transmission correction factors aside, Congratulations, they
represent great numbers in any event.

Mike Pederson
  -----Original Message-----
  From: s4audinut at aol.com [mailto:s4audinut at aol.com]


  Joern / Tommy A. and other curious supporters,

  You will have to look at the power curves and make up you mind about which
  combo is best, I own the one I would rather drive and that I think is much
  much faster. To see which is faster you must look at the area under the
power
  curves where and how long the power lasts. Pls. don't start a debate (at
  least with me involved I am happy and wont play) and expect me to play.

  I had to leave before stroker was don so I will not say anything about
that
  adventure but.....

  I got on race gas blend ( 10 gal 104 + 7 gal 92 = 99 octane) 514 lb./ft.
at
  crank (25% tranny loss)  - 385.2 lb/ft at wheels without correction of any
  type// and 502.4 hp at crank and 376.7  at wheels with no corrections to
any
  #'s at wheels, crank #'s are applied with a 25% tranny loss which the dyno
  facility has confirmed on other Audi's.  Tom S. (tuner) felt more was
avail
  with a few changes, but given my car was smokin and Peter's project car
still
  had issues I got off since Peter had a lot of chip tuning still to go.
100hp
  a hole is good enough right now, for awhile, maybe!

  Now to the real world with shitty gas. On Pump Gas (92 oct.) I got 475 lb.
ft
  at the crank (25% correction for driveline loss) and 355.3 lb./ft. @
wheels
  (no correction) and 474 hp at crank (25%) and 355.3hp at wheels (no
  corrections).  These are good peak #'s and I would have been happy with
  either. The very pleasant surprise was the way the power curve formed (I
will
  post the graphs at a future date). I had over 300 lb/ft or HP @ the wheels
  from 4300rpm thru 8000 rpm on race gas and had over  360 lb/ft or HP @ the
  wheels from 4500rpm thru 7500 rpm . The guy who ran the dyno said he had
  never seen such a good power curve on any car. He pulled up a new Porsche
GT2
  curve and it only made 30 more peak HP with a power curve that didnt even
  come close. This guy said my car (even @ 4000lbs) would annihilate at 996
  twin Porsche, and he really hated to admit that.

  I am extremely pleased with the results of this project. Tom S. says the
540+
  will only take an intake manifold. the manifold should also get me to 500
on
  pump gas.

  I am very very pleased. The drivability is just like stock (stock hp peak
  exceeded from 3900 rpm thru 8000rpm) but with much more balls. No miss
  hexsitation/or ANY problems.

  Huge thanks to: Tommy A. for hooking us up with Tom S (and hope you are
able
  to come next trip).

  Tom Smaltz who is not only a great tuner but a great man (we actually
learned
  to communicate without the interpreter (ist Guud). This guy knows more
about
  Audi 5 cylinder engines than God.

  Tim Mclean and Northern European Automotive is the best Audi wrench I have
  met with no-one even close he deserves absolute credit for getting the
Black
  stroker done right despite monumental obstacles. Also Tim's guys are
really
  good. I feel at home and would trust them with anything I have (obviously
  so). I have traveled the country for shops and this is mine despite a
820mile
  distance 1 way. You guys in the north have it lucky. I count myself lucky
to
  have Tim as a friend

  Spencer at Speedsport tuning who is a wizard on Porsches and has a wealth
of
  knowledge on any engine and doesnt just read it he has seen it. I think
this
  will also develop into a friendship.

  Also thanks to the East coast version of the 'Colorado Mafia' for
providing
  some good beer and plenty of entertainment, I think they enjoyed the
  adventure (they didnt have to worry about something going boom) and
helping
  me keep a sense of humor during a difficult wait period.


  This was a difficult week. I drove into Concord NH in a bad storm and
  returned via NY in a bad storm. Glad I bought the Dunlop m2's also great
  highway tires /most comfortable.

  Thanks to all who cheered this project and offered support. If you weren't
  behind the support thing I want to offer a hearty 'screw you', we got it
done
  without your good wishes (which I for 1 never doubted).

  More to come but I wanted to get something out,
  Rod





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