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i am doing the valves now, so pulled plugs and they are kinda dark, so we are running on the rich side. Wonder if the 45 pilots might help(on order).
Before you put in a richer pilot you might want to take an extended run to see if the work you were doing on the high idle produced the darker plug tips. 
A positive attitude may not solve all your problems, but it will annoy enough people to make it worth the effort. Herm Albright (1876 - 1944)
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