All you do is turn the distributor until that timing mark is flashing at the right spot every time. What makes you think the cam is actually "straight up" now. You need to baby it until you can get it checked, minimize the ping as much as you can. This means that the power curve will start at a lower rpm. Factory aluminum intake non EGR. google_ad_slot = "6369798871"; The key to this whole operation is making sure the timing of that spark is on cue. It's the stock cam used in the 300 hp 69 350's I've got a degree wheel coming from summit to degree it. More is always better!!!