Havn't read all replies but i say SWAP IT!!! if the wheels are worth 200+, there's gotta be some money in an engine not much i imagine but some and then weigh it in, surely you will end up with more than £350 which is what your asking for sierra?? what have you got to lose??
and somebody with a rat look mk2 will surely want that bonnet??
and somebody with a rat look mk2 will surely want that bonnet??