hi
my friend blew the head gasket in his 120y a12 and has decided to give the car to me , how ever i ran in to a slight problem while talking to my dad about the car and hes told me that the a12 engine came out with a aluminum head and that i may have to get it shaved to get it back to running normal, can some 1 conferm this (i realy want to put him in his place lol

thanks