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-   -   Valve Job Question (https://www.audiforums.com/forum/b5-models-69/valve-job-question-127758/)

bbbzerk 03-15-2009 08:20 PM

Valve Job Question
 
I have a 1997 1.8T that I crashed over winter break. I was going real slow in snow and slid into a pole at like 5 mph but the timing belt slipped 13 teeth and I'm assuming valves are bent. I took it to a shop that specializes in Audis and their estimate for replacing the valves and the belt was $3500. I have some money in the car, and would like to keep it (brand new turbo), but it's not worth $3500 at all, and I don't have that kind of money right now.

I have friends that can do the timing belt job but that doesn't fix the problem. Are there any less expensive options for me? I've read that buying a used engine head could save me money, but I have no idea on cost for that. I guess I'd just like to know if there are any other options besides the expensive valve job, or if I should start driving my grandmother's little Saturn.

ghost6303 03-16-2009 01:21 AM

if you take the head to get rebuilt, assuming the pistons are good, it should be under $1200 including parts and labor to have it rebuilt at a machine shop, depending on how many have to be replaced. you could also probably buy a used or re manufactured head for the same price or less. look around for people parting out cars on these forums, or call some junk yards.

Tweaked 03-16-2009 02:00 AM


Originally Posted by bbbzerk (Post 1057755)
I was going real slow in snow and slid into a pole at like 5 mph but the timing belt slipped 13 teeth and I'm assuming valves are bent.

C'mon. 5 MPH doesn't do enough front end damage to kill a t.b.

But nonetheless, it's an expensive job. The cheapest you can get away with doing it is obviously DIY. You can check if the valves are bent by installing a belt and performing a leakdown test. If it passes, the valves are seated and are likely fine. Throw on a new tensioner and belt and send it down the road.

If it fails a leakdown test, remove the head and you have the option of simply replacing the bent valves or getting a junkyard replacement head.

bbbzerk 03-16-2009 08:49 PM

Thanks for the reply's. I'm having the belt replaced and will probably end up getting a salvaged head; I've seen a few for only $600.

Tweaked 03-16-2009 11:23 PM


Originally Posted by bbbzerk (Post 1058504)
Thanks for the reply's. I'm having the belt replaced and will probably end up getting a salvaged head; I've seen a few for only $600.

Just make sure it's not a head off a salved engine that threw a t.b.!

bbbzerk 03-17-2009 05:49 PM

What are the chances of the car not having bent valves after the belt slipped?

ghost6303 03-17-2009 06:05 PM

13 teeth? almost none. you can probably look down the spark plug hole and see if the pistons have marks on them, if they do 99.5% chance you bent valves.

Tweaked 03-18-2009 05:25 PM


Originally Posted by bbbzerk (Post 1059034)
What are the chances of the car not having bent valves after the belt slipped?

It's a total crap shoot. Put on a belt and do a leakdown test.

bbbzerk 03-21-2009 11:31 PM

Thanks guys.


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