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big mutha thumpr

  1. Hotrodding Basics
    ok so i have a sbc350 over 350 out of a 72 stingray. just had it rebuilt with 190cc/64cc aluminum heads with maximum valve lift of 0.600 , big mutha thumpr cam, comp cams 1.6 magnum roller rockers, high energy pushrods, with a weiand dual pane action plus intaken and a 600 cfm freshly rebuilt...
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