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LS2 heads

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Old Dec 26, 2007 | 05:47 PM
  #1  
Jack67Marion's Avatar
Jack67Marion
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Default LS2 heads

Does anone know if the LS2 heads will fit an LS1 engine and if so would there be much of an increase in performance?
Thanks,
Jack
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Old Dec 27, 2007 | 12:18 AM
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I think they are the same casting as the ls6 heads and they should bolt right up. Maybe 15RWHP or so??

LS2 heads will give you a different compression ratio as they are made for a larger CUIN block...

LS6 heads will not affect compression ratios as they are make for 346 CUIN...

with that said that is the major difference in putting LS2 heads on a LS1...
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Old Dec 27, 2007 | 12:25 AM
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243 (LS6/LS2) heads slightly raise the compression on LS1s due to the smaller 64.4cc chamber size. (the LS1 heads have a 66.7cc chamber)

Has nothing to do with engine CI as posted above.


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