Originally Posted by
wizby
What are you guys running for plugs in the 12+3mmm?
I've always had good luck with RB-5 in other nova's. Have dozen left.
Grinder whats your recomendation? There is so many different letter codes in nova plugs.
You can run the RB #5 plugs no problem. We normally run Novarossi #6, sometimes #5's. Sometimes #7's too. They will all work, they will just require a little different tune.