how to repair cracked transmission case

is there anything out there to bond two cast aluminum together? i cracked a fill bold houseing on a b16 cable transmission and need it fixed asap. or is there a shop i can bring it do to get this done? thanks

bevel, braze.
or weld.
idfc.

you might be able to preheat and tig weld it, as for a shop I have no idea.

Matt (Lowlyoilburner) is a welding master. He can fix anything.