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porting and polishing heads

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Old Oct 10, 2005 | 02:42 PM
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912jonathon
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From: Lumber City, GA
Default porting and polishing heads
how do yall port and polish the heads on these motors?? would you cut and polish intake side and just cut exhaust side or what? oh,, and how much gain should i expect from doing this??? thanks jonathon
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Old Oct 10, 2005 | 03:48 PM
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02sierraz71_5.3
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most of the material is taken out from the bowl area, not alot from the runners. Do a search on tech they have some good info.
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Old Oct 10, 2005 | 08:21 PM
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http://www.sa-motorsports.com/diyport.shtm

good reading
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