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CI or Compression

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Old 08-04-2021, 11:48 AM
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Default CI or Compression

Hello all...crazy question , but wanted other peoples thoughts.....i have a street strip car (mostly strip) i have 2 shortblock options in house, both would use tbe same cam/heads/ intake combo. i have a iron block 408ci which will have about 13.4 to 1 compression (already in the car) ....i also have a 440ci lsx which will come in at right at 12 to 1 ....both would be hit with a nice shot of nitrous (450) do i go with the 408 with 13.4 compression? OR the 440ci with the 12 to 1? i like the lsx block, cause obviously its superior...but would it be worth the swap since same heads/cam/ would be used? Thanks for any input!
Old 08-04-2021, 01:09 PM
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cubes assuming you have enough cylinder wall for a shot that large.



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