basicly, what is involved? i.e will the block atach straight onto the existing mounts or is modifying in order. also what will have to be done about drive shafts? would it be possible to use my existing nova ones? will i have to change my fuel tank? currently running 1300 sr. carb. would i be able to use my nova gear box. is there anything else i havnt asked that i will need to know before i get stuck in??? thanks for any feed back. appreciated.