85 diesel with broken timming belt

Sep 03, 2006 4 Replies

What damage is caused when the timming belt breaks on an 85 diesel golf



1.8lt engine?

Thanks Mario vintage werks resto



lots. it's an interference engine. there's a thread on this right now over in either RAMVW or rec.autos.tech (or maybe both?)

nate

Your engine would be destroyed because the pistons would collide with the valves. Happened to me.

Pull that head off and see if you have bent valves. If it's just a bent valve you can replace it with a new one and it'll run fine. If the piston has valve marks on it you might want to change those as well.

There was a 20VT that slipped timing and all 20 valves had to be replaced- after new valves it runs fine.

Good luck.

Diesels bend valves and do other damage to the head. Figure a new head at least.

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