Still had some misfire issues high up on the ER10s, ER10s just don't last, switched to densos from FCPeuro. Seems to run better on densos, no EPCs yet, though there is still evidence of misfiring. More than likely I need to replace my PCV and coils, both have 83k miles on them.Any update. I put in new NGK racing plugs, new injector and im getting an epc at 6600ish rpm. No clue what it is.
Here are some recent pulls from last month at Dominion raceways street racing night, all pulls done from a roll: