humm, so i sprayed alot of carb cleaner while running, brake cleaner into the cylinders thru the plug ports, new PCV, i let it run for 30 mins, it just wown't stop smokin. engine is smooth and runs strong. just smokin like hell!!! got worse after a gunk flush, it used to only smoke after 3k till gunk flush, now it's all the time 170k miles. what yall think?