head gasket

Hi all a friend over heated the corolla and got coolant in the oil we thought it was a blown head gasket but changed the head gasket also had the head shaved but when we put it all back together and there is still a Lot! Of coolant in the oil can someone please help?

Ok guys, I'm new here. A little background... 2006 Corolla LE 158,000 miles Bought in December from Toyota dealer when my wife's old corolla died runs strong, 35 mpg+ Healthy engine oil and transmission fluid Ok now the issue... I noticed the radiator leaking from some cracks in the seams...