autograssing.. have two heads need help?

[transam_17]

hey i've two heads one is a 17B head and the other is a 01B head the 01B is off the ma10 engine i just wondering can the 17B head be used on the ma10 block????????/

 

[sn31]

re micra head

hi the 17 is also of a 1000cc .but i have also used ma12 heads on a 1000 and vice versa

 

[transam_17]

hi the 17 is also of a 1000cc .but i have also used ma12 heads on a 1000 and vice versa

but is it nasa legal?? if they strip the engine would it be good???