Thread: Can this be done?
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Old 11-01-2007, 09:54 PM
  #1  
rabiddawg
Senior Member
DYNO TECH
 
Join Date: Aug 2007
Location: Colebrook Connecticut
Posts: 425
Default Can this be done?
426 cubic inches out of a factory 400 block?
I dont see how without having paper thin walls between 3&5 and 4&6
see it here:
http://www.pawengineparts.com/420_426_4B_Chevy.html
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