Fiat Panda with engine damage

Hello there would have been a question We own a Fiat Panda, Bj 2003, 170000km, who unfortunately let us down on the highway with engine damage (but he has unfortunately still rolled so far that he came to a rest place to stand) To judge him the workshop meant that one had to put in the 2900 €.Could someone know a lot he is still about value. (with engine damage)