They are actually really easy to burn. you can get the roms from ipdb or vpforums.
I bought this thing off amazon
https://www.amazon.com/gp/product/B00K73TSLM/ref=oh_aui_search_detailpage
the instructions were in chinglish, but I got it figured out in about 20 minutes.
then use this thing to erase the data on the rom chips.
https://www.amazon.com/gp/product/B00L3149A2/ref=oh_aui_search_detailpage