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  1. B

    Need help picking cam

    Ho is the best person at comp cams on Buick sold roller cams thanks
  3. B

    wiring harness and injectors

    whats the biggest injector you can run on stock harness and be on the safe side.
  4. B

    4.1 guru build

    would greatly like to know if a 291 casting would hold up in a daily driver under 25lb of boost max. it would be bullit cap ,girdle,and block hard filled to the bottom of the soft plugs and forged bottom end. i have two block that are good.using pte 76.
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