DO NOT PORT VORTEC'S!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
sorry to "yell" but when many people port vortecs they destroy them. there are parts on the runners and chambers that aren't very noticeable, but if ground make the heads no better than a set of small, regular, stock heads.
sorry to "yell" but when many people port vortecs they destroy them. there are parts on the runners and chambers that aren't very noticeable, but if ground make the heads no better than a set of small, regular, stock heads.