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  1. Z

    SHM blower cams and stock 03 heads, what springs should I use?

    I'm using my stock '03 heads and adding some SHM blower grinds to them. The heads have a lot of miles so my question is what needs to be replaced when doing the swap? Also, if I can re-use the springs at what point are they going to start quitting on me? (Mileage wise)
  2. Z

    Larger TB = Lean?? Or no change at all?

    Will the larger oval TB/plenum combo make the cars go lean when tuned for a stock TB?:read:

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