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mast black label ls3 heads

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Old Sep 12, 2012 | 07:41 PM
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Originally Posted by 2000redcamaro
goal is to have a 9 sec street car i can drive anywhere. im using the ls3 intake since mast said there is only a 7hp gain over stock ls3 with the fast 102. the cam is 238/248-650/650-110.
i gained 40hp with holley Hi Ram intake, you might look into that too, Just another option.
Lets see numbers man.
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Old Sep 12, 2012 | 08:15 PM
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Originally Posted by Black_Phantom
i gained 40hp with holley Hi Ram intake, you might look into that too, Just another option.
Lets see numbers man.
What port on your intake? LS3, LS7?
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Old Sep 13, 2012 | 01:13 PM
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Originally Posted by lazaris
What port on your intake? LS3, LS7?
stoke unported LS3 heads and holley intake 402ci
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Old Sep 13, 2012 | 10:46 PM
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Originally Posted by Black_Phantom
stoke unported LS3 heads and holley intake 402ci
what did the midrange do?
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Old Sep 14, 2012 | 06:50 AM
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Originally Posted by Ryne @ CMS
what did the midrange do?
i was only down 7hp if i remember correctly.
i will try to find my dyno sheet.
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Old Sep 18, 2012 | 06:36 PM
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498rwhp 478rwtq

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Old Sep 18, 2012 | 06:40 PM
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im happy with what it put down. there are a few things i need to change later to make some more power before i spray it, but it runs good. need to get some of the baby stuff on the to do list first tho. it feels good to have my car running again
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Old Sep 19, 2012 | 06:23 AM
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What compression are you running?
Exhaust set up?

Nice numbers bud!
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Old Sep 19, 2012 | 08:33 AM
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Arent those numbers a tad low?
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Old Sep 19, 2012 | 11:35 AM
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Originally Posted by litle88
What compression are you running?
Exhaust set up?

Nice numbers bud!
thanks. compression is 10/1 and exhaust is crappy flow tech headers and td dumped. i need better headers and add a cold air induction kit to let it breath more.
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Old Sep 19, 2012 | 11:41 AM
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Originally Posted by 1990LSx
Arent those numbers a tad low?
i was hoping for 550 but its a good start.
better headers and a cold air induction kit will help. i was also woundering if a ss air lid base would help with the air flow.
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