krusty wrote:varden wrote:mechanic reckons prem fouls plugs in bikes that aren't designed for it.
tho no one else i know who rides use regular unleaded!
I read somewhere that this could be caused by the motor running rich on premium and the carbs should be rejetted for it. I think it would be more a problem with 98 fuels than with 95.
that's correct.
It is quite easy to tune carbies for premium, and the power gain is worth it!