I see you have MSD.
Is your light MSD compatible?

I have had some great stories to tell how the timing was not where it read with MSD.
Good ignition, but timing lights can be finicky with it. twocents


70` Cuda`,440 6BBL Jerico,Dana 4.56 Still on 93 Pump Gas
9.87 @ 136/1.31-60ft.`09 Mopar Nationals PASSON PERFORMANCE "Stick-Shift" Champ!
2013 StickShift Challenge Winner@ Mopar Nationals!