wastegate question...

Dan Cordon cord4530 at uidaho.edu
Tue Feb 3 17:52:37 EST 2004


> Jim Green wrote:
> "the motor get's towards 3500 rpms it smooths out and
> pulls up to 7k just fine.  It only does it in 5th."
> 
> Read that one again.  It says: 5th gear, 7000rpm
> I can't help you with the boost problem Jim, but it sounds like you're having fun testing it.  Grin.
> -Peter Lines

Maybe Jim's running some new 5" tall tires though :o) 5th gear and 7000 
rpm --> 80 mph <grin>.

I can't remember...What turbo are you running? I'd think you were 
getting close to the surge line at low rpm's and high boost. I've got a 
ton of compressor maps on some turbo software, so if you let me know 
what you've got, I'll see where that is on the map.

-- 
Dan Cordon
Mechanical Engineer
University of Idaho - Engine Research Facility





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