Yes, so it seems I was right about the lack of current. Although I wasn't able to figure out exactly how much my little motor pulls at 6v, I am sure its about 2 or perhaps 3A, if not more. anyway, since the hbridge I have atm only supplies up to 1A, I was forced to look for a higher current motor driver, and found this:
Drives two motors and 6v, so it is basically exactly what I need. Hope this helps.