Changed the oil and filter in the Rallyrep today, and spent about 45 mins just trying to release the ANN engine sump plug without destroying it. I know I was doing it on a driveway, which is never easy, but it really did put up a fight. It was soaked in releasing fluid, and had pretty much every spanner attack it. In the end I used a long spanner and some leverage off the sump pan with a wheel brace. I know they can stick, and was being careful not to ruin it, but christ on a bike it was unbelievably tight. Any idea what torque they should be at?
Sump plug
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The issue is galvanic corrosion between the pump threads and the sump material. The common solution is this:
T-207 for the Audis:
http://www.fumotousa.com/
RS2'd 93 UrS4 5 spd sedan
94 UrS4 V8 6 spd manual avant -
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Thank you. I changed the washer as a matter of course.
I'll check the torque tomorrow and adjust accordingly.
85 WR Urquattro, 85 20vT International liveried RallyRep
93 MTMS2 Avant

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I think that is a crush washer so if you were over 30 Nm, its toast if you back things off and then go again to 30 Nm. Its already over crushed. New washer or anneal that one with a blow torch until it glows. (OFF THE CAR, ON A CONCRETE PAD).
Even if things are good torque-wise, etc. don't be overly surprised at the time of the next oil change when you have issues again. As stated, the problem is often galvanic corrosion between the male plug threads and the female sump threads. Not much you can do about that until you go Fumoto.RS2'd 93 UrS4 5 spd sedan
94 UrS4 V8 6 spd manual avantComment
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My last three oil changes have presented this problem, I need a new nut now it resembles a chewed toffee
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Or your other option is to buy a hand pump for oil removal and suck it out through the dipstick. They do them on ebay for about £30. Very lazy was to do it on the drive but stops the issue of messing with the plug.
This is a more expensive one but holds the entire quantity of oil and apparently is self working once started.
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Using one of those things is what most enthusiasts in the know can't stand.It's the lazy couldn't care less quick fit way and wrong. Not recommended at all.Great for sucking out gearbox or axle oil thoughOr your other option is to buy a hand pump for oil removal and suck it out through the dipstick. They do them on ebay for about £30. Very lazy was to do it on the drive but stops the issue of messing with the plug.
This is a more expensive one but holds the entire quantity of oil and apparently is self working once started.
http://www.amazon.co.uk/gp/aw/d/B000...sbs_1?pi=SS115
96 URS6 plus speck saloon
96 URS6 plus speck estate
94 2.6 80 Avant
99 2.8 final edition CabrioletComment
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1990 B3 2.0 80 quattro.
1992 C4 2.8 Avant quattro
1994 MTM RS2.
1998 B5 TDI quattro Sport.
2000 B5 TQS.Comment
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True. Lazy is the word. Not something I have but I know main dealers use them. Saw a much bigger one being used at bmw other week for serviceComment
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