What spark plugs go on a 1990 mustang with edelbrock heads, stroked 347?

If you like champion plugs, use part #RC12YC. Make sure they are gapped correctly and use anti-seize on the threads of your plugs (you don't need a lot). Actually use anti-seize on ANY threads that are installed into your aluminum heads (header bolts, etc). If you don't already have them, pick up some ARP head studs, you will be glad you didWhat spark plugs go on a 1990 mustang with edelbrock heads, stroked 347?
The same ones that go in a standard 5 litre.What spark plugs go on a 1990 mustang with edelbrock heads, stroked 347?
Figure out which heads they are and call tech support at edelbrock or summit,they can tell you which plugs to use if they are different.