hey guys what type of plugs are you all running with the S/c set ups? i'm Curently using Autolite 104s is there a better plug that will last longer? Also what are you ATI guys doing to get your 12 rib belts alignment straight? I cant seem to be able to get this thing right. The pulley vobbles at low rmp slightly and it eats the edge of a belt a little. Comments will be apriciated.