Audi A6 quattro 2001ish age, what engine?
Discussion
Told today my 2001 4 motion 2.8 V6 estate is to be written off after someone ran a Red light into the side of it. (no problem there, his insurance company are paying in full).
So I need to replace it, they are rare to say the least so will look at similar age A6 quattro's, I could get the 2.8 again and essentially have the same car again. However should I look an.other engine options 4.2 V8 sounds ok? I don't care about economy, but reliability is very important. Suggestions?
So I need to replace it, they are rare to say the least so will look at similar age A6 quattro's, I could get the 2.8 again and essentially have the same car again. However should I look an.other engine options 4.2 V8 sounds ok? I don't care about economy, but reliability is very important. Suggestions?
944fan said:
Get the V8. Do it! They are not very different in design to the V6s so any problems you get with the V8 you get with the V6, that being of course the oil leaks. My 2.4 V6 pisses oil all over the place.
Yes my 2.8 V6 pissed oil. So the other size V's all leak then?Are any of the diesels worth bothering with? I worry about turbos dieing..
I had the 1.9TDI in an A4, was a pretty good engine, nice amount of power and could go for absolute miles on a tank but much prefer the V6. Never had a problem with the turbo but only had it for 2 years and it was quite low mileage.
Avoid the 2.5 TDI at that age, some of them (although I think not all) have a massive problem with the cam lobes wearing, involves 4 new cams, very expensive.
All the V6 & V8 engines are pretty much the same design, they all have the cam chain tensioner for the variable valve timing, the gaskets under these are the usual source of leaks. Also the camshaft seals and rocker cover gaskets are another common place for leaks to occur.
Avoid the 2.5 TDI at that age, some of them (although I think not all) have a massive problem with the cam lobes wearing, involves 4 new cams, very expensive.
All the V6 & V8 engines are pretty much the same design, they all have the cam chain tensioner for the variable valve timing, the gaskets under these are the usual source of leaks. Also the camshaft seals and rocker cover gaskets are another common place for leaks to occur.
Herman Toothrot said:
944fan said:
Get the V8. Do it! They are not very different in design to the V6s so any problems you get with the V8 you get with the V6, that being of course the oil leaks. My 2.4 V6 pisses oil all over the place.
Yes my 2.8 V6 pissed oil. So the other size V's all leak then?Are any of the diesels worth bothering with? I worry about turbos dieing..
For you, though.. A lot of people talk about a vast list of possible faults with the 2.7 biturbo engine, it causes S4 owners plenty of gyp and is known to occasionally fancy one of its turbos for lunch. The 4.2 V8 is a much more proven engine, and, well..
I said 4.2 V8, didn't I?
Where's the question gone?

fathomfive said:
LeoSayer said:
As good as my 2.7T A6 is, I wish I'd bought the V8.
Go for it.
What is the 2.7T like in the A6?Go for it.
There a little turbo lag noticeable below 1500rpm but the auto box on my car seems to smother the effect out so it never becomes a problem.
Throttle response is a bit too sharp for my liking at medium and higher revs, it can feel more jerky than you'd expect from a 'luxury' car. Even though it's tuned for more torque and lower power than the 2.7T S4 it still performs well at high revs, although I rarely feel the need to go above 5000rpm.
The main downside is interstellar gearing - for example 85mph in 2nd, so it doesn't feel as fast as it could. I guess the V8 might be the same.
944fan said:
I've never driven it but I have heard that if the turbos go, the whole engine has to come out to replace them 
I've heard the same, but I don't think it's common for this to happen to an unmodified car that has been serviced to schedule. Given the age of the car there are plenty of things that could go pop and cost well over a £1000 to fix. 
doogz said:
Pablo16v said:
What about a 3.0 quattro (SE or Sport)? 225hp gives it reasonable performance with reasonable fuel economy. I had a 2002 model which I ran for 2 years without any real issues.
TBH i thought my A4 3.0 was a bit on the slow side, and not very economical at all, low 20's average, mostly on motorways too.Might have been something wrong with mine though, you're not the first person i've heard saying economy is decent from them, circa 30mpg?
LeoSayer said:
944fan said:
I've never driven it but I have heard that if the turbos go, the whole engine has to come out to replace them 
I've heard the same, but I don't think it's common for this to happen to an unmodified car that has been serviced to schedule. Given the age of the car there are plenty of things that could go pop and cost well over a £1000 to fix. 
Herman Toothrot said:
LeoSayer said:
944fan said:
I've never driven it but I have heard that if the turbos go, the whole engine has to come out to replace them 
I've heard the same, but I don't think it's common for this to happen to an unmodified car that has been serviced to schedule. Given the age of the car there are plenty of things that could go pop and cost well over a £1000 to fix. 
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