Suggestions on which plugs to go with

Hello all...

I am going to buy some new plugs for my '72 Duster 340. I am quite the novice here, so I was looking for a little guidance. The specs for my car are listed below. That's about the extent of what I know regarding the car's motor, trans and rear end. Suggestions for plugs? Anyone running a similar setup? Many thanks!

-Correct Vintage 340 block bored .030 over.

-TRW forged pistons & Speed Pro Piston Rings-Compression 11:1

-Mopar Performance Purple Shaft Cam P4120235...

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Author: admin