does anybody know if it is possible to replace the the head assembly from a 1.6 nova gte to a 1.2, ive got a spare engine kicking around, and the cam etc on my 1.2 are nakered and could do with changing, after a close inspection of both of the engines i cant really see why it cant be done, just a simple swap, or is it???? any help would be greatly appreciated. thanks for looking tim