Forced Induction Discussion of turbos , superchargers , and nitrous upgrades on the G35

compression

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Old 12-26-2013, 09:28 PM
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compression

whats is a good compression for going boost on a 2004 G35 6 spd manual?
 
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Old 12-27-2013, 10:02 AM
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Old 01-03-2014, 10:23 AM
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if you DD the car and plan on running pump gas stick to 8.5:1
 
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Old 01-04-2014, 01:58 AM
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Originally Posted by silencedeyes
if you DD the car and plan on running pump gas stick to 8.5:1
I raised mine up to 9:01 from 8.5:1and really enjoy the response.
Is your suggestion of 8.5:1with respect to the pump gas?
My cars performance isn't too bad with pump. But I introduced too many new variables to be more accurate for comparative sake.
 

Last edited by N8Deezy; 01-04-2014 at 01:59 AM. Reason: Apparently using : gives you a band with numbers haha
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Old 01-04-2014, 08:40 PM
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Originally Posted by N8Deezy
I raised mine up to 9:01 from 8.5:1and really enjoy the response.
Is your suggestion of 8.5:1with respect to the pump gas?
My cars performance isn't too bad with pump. But I introduced too many new variables to be more accurate for comparative sake.
huh? you have a low comp motor already?
 
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Old 01-04-2014, 08:44 PM
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Originally Posted by silencedeyes
huh? you have a low comp motor already?
Yea I HAD low comp pistons. One of them cracked under boost.( long story)
So this time around i went with JE low comp pistons.
In short to answer your question yes I have a low compression built motor
 
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Old 01-04-2014, 09:16 PM
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Then you're good. So why the question? I'm sure you've read the hundred build threads here and know what most are using.
 
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Old 01-04-2014, 09:30 PM
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Originally Posted by silencedeyes
Then you're good. So why the question? I'm sure you've read the hundred build threads here and know what most are using.
I'm not the OP. I was curious as to why for a dd you would suggest a compression ratio that offers less torque on the low end.
 
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Old 01-04-2014, 09:46 PM
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It's a safer choice when using 91 or 93
 
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