Thread: 406sbc motor: Block #3951511
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Old 02-13-2009, 06:21 PM
  #7  
I972Nova
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Join Date: Aug 2007
Location: Orient, OH
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I have a 511 casting 400 block. It is bored .040 and made 738 hp on the dyno. It is filled to the water pump holes though. I run it on Alky due to the fill, but was told this would be good to go. No girdle on the mains here.

Just my .02.
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