Here are some reference links.
http://www.nissaninfiniticlub....il%2A
In your case you want a good oils that wont leak and wont cost the world:
(in descending cost):
Valvoline Durablend 10w-40 ( a really good all round oil for the moneyValvoline Maxlife 10w-40Castrol GTX 10w-40 (one of the best outside of blends an syns)
Fred..