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Generation III Internal Engine 1997-2006 LS1 | LS6
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My heads flowed...

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Old 04-01-2004, 03:11 PM
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Thumbs up My heads flowed...
Just got word from my head porter that he was able to get them to flow 312 cfm @ .600 on the intake and 222 @ .600 on the exhaust. I'm impressed, I will try and get the flow sheet in the next couple of days and post it.
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Old 04-01-2004, 03:27 PM
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Should work pretty well. What size valves?
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Old 04-01-2004, 03:30 PM
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2.055 Int. 1.6 Ex.
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Old 04-01-2004, 03:31 PM
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Any idea on the runner or chamber size?
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Old 04-01-2004, 03:34 PM
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they are milled .010...not sure if they cc'd them yet.
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Old 04-01-2004, 03:50 PM
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are they 5.7 ltr heads or ls6 ? what bore were they flowed on? numbers sound good !!!!
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Old 04-02-2004, 06:55 PM
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they are ls1 heads (casting number 241, if that makes a difference)
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Old 04-02-2004, 06:56 PM
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how much would going from 2.02 to 2.055 valves usually increase flow?
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Old 04-03-2004, 07:20 PM
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Originally Posted by kumar75150
how much would going from 2.02 to 2.055 valves usually increase flow?

I'm not sure
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Old 04-04-2004, 12:12 AM
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thats good for ls1 heads .......
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