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  1. W

    wiring diagram

    can some body post up the complete wiring diagram for a 1998 4.3 with the thunder bolt 5 ing thanks
  2. W

    cam shaft ?

    i have a 4.3 vtec moter with the 2bbl carb in my boat and was wondering if a cam shaft out of a 1998 astro van would work to get wot rpm. im at 3900 now.
  3. W

    making power on 4.3

    is there any easy way to make power from a 2bbl 4.3 vortec. thanks
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