nitro mixture settings
hey guys,had my formula fastech nitro out yesterday,ran awesome.i kept leaning out the high speed needle,worked really good.temp was low 80's,humidity approx. 70%.my question is how do you know when its enough? I didn't want to lean it out anymore than what it was,as it ran great,WOT was impressive for the dynamite .15.any simple tips would be appreciated.thanks