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    Hello! Looking for help with a Blazer 4.3 Vortec

    Hello all on the Turbo Buick board! Looking for info on the Vortec 4.3 on Google, I found a link with threads here. I have a '99 Blazer of my daughters that I am replacing the original engine with one from an '03. There are a few differences, the main one being the '02's up don't have...
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