Stopping the knock: Lower compression and ported heads...

Take your time,take it slowly F.D. ...Too expensive and frustrating, to rush it guy. Degree the came,with the heads off ,mandatory. I never saw a post ,about a harmonic balancer. Degree it,to top dead center,number one.(using a dial indicator). Check your balancer's timing mark ,against the actual top dead center reading. If it doesn't line up,with the timing marks......