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Will there be a power gain if you put 400 heads on a Chevy 350?
Wiki User
∙ 14y ago
Probably not. 400 heads came with 1.94 intakes and 1.5 exhausts, and many of them had 76cc chambers. If the 350 has smaller chambers the 400 heads would lower the compression ratio, thus reducing power.
Wiki User
∙ 14y ago
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