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Old 12-07-2014, 03:00 AM   #18
68c10owner
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Join Date: Oct 2003
Location: Carmichael, California
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Re: Vortec swap questions

Vortec heads on earlier engiens have been done for years without any issues. This is the first I`ve heard of having to drill any water passage. This is a very simple swap. Aside from requiring a intake with a vortec bolt pattern its a direct swap.
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