Spark Plugs for 94 Blown GT Questions!!!!
Alright, the GT is running 6-7 MAX PSI, and need to check my spark plugs tonight. What do ya'll suggest:
1994 5.0 Built Forged Motor
Vortech V2 Supercharger Running max 6-7 psi
HAS MSD Ignition Upgrades
HAS the Vortech fuel systems
Do I run Copper or Iridium? NGK? What else? Does NGK even fit with my motor?