Edelbrock Heads - Spark Plugs

[87ttopstang]

Which plugs are you guys running with Edelbrock Performer RPM's?

I am running a blower.

 

[302RollinHard]

with the blower autolite 3923 or 3922. Gapped @ 40 thousandths. 45 thous if not too much boost being applied.