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cnc ls6 heads?

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Old Sep 17, 2006 | 10:49 AM
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Default cnc ls6 heads?

I have a pair of stock ls6 heads that i'm looking to have ported. I want to get around 300 cfm and still use stock valves. I will be changing the retainers and springs for a cam. What companies would be able to do this and how much would it cost?
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Old Sep 17, 2006 | 11:39 AM
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www.totalengineairflow.com

this is the most helpful tool since u r a registered user type away
https://ls1tech.com/forums/search.php
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Old Sep 17, 2006 | 12:47 PM
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TSP can make a nice deal on those and have an excellent CNC program for those heads.
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Old Sep 17, 2006 | 02:19 PM
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patriot performance is another option....

got +300cfm from my ported 243's
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Old Sep 18, 2006 | 09:37 AM
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Originally Posted by mxmatt137
I have a pair of stock ls6 heads that i'm looking to have ported. I want to get around 300 cfm and still use stock valves. I will be changing the retainers and springs for a cam. What companies would be able to do this and how much would it cost?
We can port your heads using your valve train for $650.00. This includes CNC porting, 5 angle valve job, hand blending, re assembly of your heads, milling and return shipping. Our intake runner volume is 227 +/-, which is smaller that many others out there. These heads will flow 300-303 @.600" and have great mid lift numbers. If you have any questions, please give us a call.
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