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400hp 308

  1. trying to reach 400hp first attempt .. opinions please

    5.0L Talk
    Okay, so my bone stock 302 works perfect, but the miles are high 200k so I want to freshen it up before I start going crazy with the bolt ons. My hopes are to reach 400hp on bolt ons alone. So I was thinking of a .40 bore 308, GT40 Y heads, GT 40 upper and lower, MAC CAI, F303 Cam, 1.7 Crane...
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