07-13-2003, 05:31 PM
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#13
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Naturally Aspirated
Join Date: Jan 2003
Location: Louisiana
Induct: Turbo
1/4: 0.000
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 Quote:
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Originally posted by ToiboTonaZee
good deal.
I ported the head on the car, dumped 3 inch exhaust and a .63/.60 T3.
Any idea why it goes good at 10psi till 5 grand and then pulls alot harder from 5-6200 while the boost is constantly at 10? I thought it was making more boost and the guage was off....
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An 8V car will start loosing *useable* power much sooner then you'd suspect. You will feel it pulling, but it won't benefit you to shift at 6500rpm or even 6200rpm. Shift more like 5600-5800rpm.
I'd say the reason your car starts pulling like it does is the choice of turbo. Is .63 the turbine A/R and .60 the compressor housing or wheel? It looks from your avatar that you have a very large compressor housing...that'd explain why you get that surge way up high in the RPM range.
To answer your question...the intake is definitely where you wanna measure boost from...full manifold vacuum/boost!
"thumbs up
Last edited by Chris Faulk; 07-13-2003 at 05:35 PM.
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