engine oil help

[KATARAX]

I have a 4.6 to 5.0 stroker kit for my 97 cobra. I have about 150 miles on the rebuild but im having second thoughts on the oil i poured in.Was 5w-30 ok or should i have used something more like 10w-40 for the break in.I am freakn confused about this please help.:??:

 

[DVJ38]

My advise would be to contact your engine builder and see what they recommend.

 

[svtcobralover]

I think I used 5w20 in my car