Quote:
Originally Posted by Vortex-98
Ok ...I didn't touch the idle screw I was just asking was going to clean it first an see if that's helps...so am bit confused is 650 spot on for 185kw au 5.0 or is it 774 rpm there's a bit of difference...uncle kens said his idles 750rpm ...do 200s an 220s idle higher?
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I would assume the bigger cams in the 200 and 220 would require a slightly higher idle.
The cam in the 185 from memory is actually smaller than the E series 165 HO cam I think. If it is a stock Explorer cam. So an idle of 650 rpm is perfectly fine. Can't see why you would need to raise it.