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Re: Need some engine advice and suggestions...
From the Vortec site:
http://www.vortechsuperchargers.com/product.php?p=138
Read the "please note" section.
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'71 C-10 medium bed. Pump gas 454" +.030", stock valved 049s, dana 60 w/410s. 12.25 at 108.
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