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ls1 vs ls6 heads

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Old Jul 8, 2010 | 08:34 PM
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Default ls1 vs ls6 heads

Hello i have the opportunity to purchase a set of stock ls6 heads for 400 dollars and i'm just wondering what are the differences in the 2 and benefits i would gain with those over my stock ls1 heads?
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Old Jul 8, 2010 | 08:41 PM
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maybe 20 hp.
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Old Jul 8, 2010 | 08:45 PM
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The LS6 heads will also increase the compression, it would be great if you could find an LS6 intake to match, that would be a definite 40hp gain.
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Old Jul 8, 2010 | 10:13 PM
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The 243 heads flow a lot better. They raise the CR up a little. Definitely worth it.

Last edited by batboy; Jul 10, 2010 at 02:43 PM.
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Old Jul 10, 2010 | 12:25 PM
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and by PP they will give u more HP!!

the same heads being used by PRC AND TSP
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Old Jul 10, 2010 | 01:00 PM
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Actually they have the same size valves but untouched the LS6 heads flow around 30cfm more....
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