Need a new H2 Front Differential and help changing it.

[itsnatestate]

I heard a loud bang and there goes the front Diff. Cracked all the way front to back completely grenaded. So I need a new houseing and all. Any ideas who can help where to get it and if I should replace myself or should it be a pros job. I have replaced my H1 trans. case couple times other minor mechanical know how. What should it cost and all. THANKS>> Nate "Diff Destroyer" Dog..