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Old Sep 24, 2006 | 12:25 PM
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Default Exhaust Restriction

1. Will a T67 .68A/R restrict the exhaust to much if the goal is 525rwhp (stock M6)?
2. On a stock block M6, what rpm will you see 10psi in fourth?

Last edited by bigturboz28; Sep 24, 2006 at 02:18 PM.
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Old Sep 24, 2006 | 02:03 PM
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Anyone?
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Old Sep 24, 2006 | 02:19 PM
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Originally Posted by bigturboz28
1. Will a T67 .68A/R restrict the exhaust to much if the goal is 525rwhp (stock M6)?
2. On a stock block M6, what rpm will you see 10psi in fourth?
3642.11793 rpms.

jk. Really though, there are too many variables to have ANY clue with the info you provided.

EDIT---Just saw you have a somewhat detailed sig. I still think it will be hard to tell what rpm you will see certain boost at in each gear.
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Old Sep 24, 2006 | 02:44 PM
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Fair enough about the RPM thing (I like the answer though, i was hoping someone could have been a little more accurate, I mean really only 9 significant digits ). Anyway, what about the exhaust restriction thing, any comments, is there anything else you need to know about the car? Will the .68 A/R on a T67 choke the hell out of the engine?

EDIT: Exhaust uses Edelbrock shorty headers, then 2" ID pipe goes down and under the K-Member and join right in front of the K-Member (between engine and rad).

Last edited by bigturboz28; Sep 24, 2006 at 02:59 PM.
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Old Sep 24, 2006 | 03:18 PM
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Anyone?
Will the .68 A/R on a T67 choke a stock engine before 525rwhp?

Last edited by bigturboz28; Sep 24, 2006 at 03:48 PM.
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Old Sep 25, 2006 | 12:02 AM
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I can not believe that nobody knows.
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Old Sep 25, 2006 | 12:07 AM
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I Would say your going to run out of air on the top end with a .68 turbine housing. I would get a .96. I used the .96 on my kits and it pulls 520 rwt from 4000 to 5500. Its really nice.
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