dyno numbers...

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Old Nov 30, 2006 | 06:58 PM
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Default dyno numbers...

dynoed my turbo d tonight, figured id post up and see if anyone has any opinions...

21psi: 280whp 210 wtq
14psi:230whp 180wtq

this was uncorrect, i was told dyno dynamics reads 13% lower so iono, anyone know anything about that??? he also did the pulls in 4th which i was under the impression you are supposed to use 3rd, what do you guys think, ill try to scan the sheet tonight and post it up too...
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Old Nov 30, 2006 | 07:00 PM
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Default Re: dyno numbers... (jarvis199)

Well 4th puts you closer to 1:1, but let's wait till we see the sheet.
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Old Nov 30, 2006 | 07:01 PM
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Default Re: dyno numbers... (jarvis199)

4 gr pulls will usually show more HP on a turbo car. on an all motor, i usually do 3rd gear pulls... and 4th gear pulls if the car has a B16 or ITR tranny
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Old Nov 30, 2006 | 08:06 PM
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Default Re: dyno numbers... (boosted k20)

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Old Nov 30, 2006 | 08:22 PM
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Default Re: dyno numbers... (jarvis199)

Um......how does the graph go backwards in some places? I've seen it go up and down the Y-axis while moving foward, but I've never seen it backtrack along the x-axis.
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Old Nov 30, 2006 | 08:25 PM
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maybe the rpm's went down but the hp went up? lol confuseeed
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Old Nov 30, 2006 | 08:27 PM
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Default Re: (AbitAvenger)

thats where i was blowing out spark, dont ask my why it looks like that tho!
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Old Nov 30, 2006 | 08:47 PM
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What sized turbo and what engine management the numbers are REALLY low. For the boost level.
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Old Nov 30, 2006 | 08:51 PM
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Default Re: (turbozxi)

Between 3rd and 4th gear there is very little difference.
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Old Nov 30, 2006 | 08:51 PM
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Default Re: (turbozxi)

t3 60-1 lol, and crome basic...

yea i thoguht they were low too!
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Old Nov 30, 2006 | 08:52 PM
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Default Re: (jarvis199)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by jarvis199 &raquo;</TD></TR><TR><TD CLASS="quote">t3 60-1 lol, and crome basic...

yea i thoguht they were low too! </TD></TR></TABLE> What clutch?
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Old Nov 30, 2006 | 08:54 PM
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Default Re: (turbozxi)

act 6 puck with xtreme pp
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Old Nov 30, 2006 | 08:55 PM
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Default Re: (jarvis199)

other imporant things to note is the manifold is my own homemade equal length and its not TERRIBLY bad, and my turbo had one of those new 4" thin filters from autozone on it, its like 4" inlet but only like 2inches thick to fit in cramped spaces, but its brand new so i figured it could flow enough!
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Old Nov 30, 2006 | 08:57 PM
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Well it is odd now I look closer that the graph slips back maybe you were getting wheel spin? Not sure what that turbo is good for but it is pretty small aye.
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Old Nov 30, 2006 | 09:01 PM
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Default Re: (turbozxi)

do you have a very restrictive exhaust, like stock???

i would think at 21psi you would be well into the 300 range
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Old Nov 30, 2006 | 09:11 PM
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Default Re: (dohcdelsol)

21 psi on a 60-1 should be well into the 300's
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Old Nov 30, 2006 | 09:12 PM
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Default Re: (dohcdelsol)

exhaust is 2.5" open downpipe, wastegate is dumped under the oil pan...

ive heard that dyno dynamics run 13% lower than normal which would put me at 316whp, which seems a little more close to what i expected
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Old Nov 30, 2006 | 09:37 PM
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Default Re: (jarvis199)

bump
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Old Nov 30, 2006 | 09:56 PM
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Default Re: (jarvis199)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by jarvis199 &raquo;</TD></TR><TR><TD CLASS="quote">ive heard that dyno dynamics run 13% lower than normal which would put me at 316whp, which seems a little more close to what i expected</TD></TR></TABLE>


What would make dyno dynamics run 13% lower #?
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Old Nov 30, 2006 | 10:04 PM
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Default Re: (TurboedDC)

u got me??? thats what ive been told
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Old Nov 30, 2006 | 10:24 PM
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Default Re: (jarvis199)

http://my350z.com/forum/showth...amics
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Old Nov 30, 2006 | 10:32 PM
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Default Re: (TurboedDC)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by TurboedDC &raquo;</TD></TR><TR><TD CLASS="quote">


What would make dyno dynamics run 13% lower #?</TD></TR></TABLE>

Dynojet has come to be kind of a standard when it comes to dyno numbers, so when people run on a dyno dynamics they will typically show a lower number than if they ran on a dynojet.
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Old Nov 30, 2006 | 10:38 PM
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Default Re: (p0gi)

yea, like he said, my numbers were 280/210 on dynodynamics and should be 316/237 on dynojet...

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Old Dec 1, 2006 | 03:53 AM
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Default Re: (turbozxi)

i have seen a difference of 50-80whp in running from 3rd to 4th gr (this was on an rx-7 making 500+ whp)

on high hp turbo cars, u need to do a 4th gr pull cuz the rpms will fly tooo fast
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Old Dec 1, 2006 | 05:45 AM
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Default Re: (boosted k20)

Ok how about on a dynojet awd? The dynojet for front the wheel one the rollers are wider and than the awd rollers. Would that affect actual HP readings if a front wheel drive car is done one the awd dyno?
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