Thread: audi rs4 v8
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Old Sep 29, 2013 | 09:11 AM
  #15  
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Cossiemainful
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Originally Posted by bigchez
don't these never make the power they are meant to as standard and really suffer from carbon clogging up the valves?
+1

audi says 420 Hp but on the dyno they make "only" 360 - 400 Hp......

And after an amount of using the "modern" FSI-technologie cokes the valves so the power can fall to 320/350 Hp. You have to use valve cleaners and so on but audi makes more money with changing the engines.

Good oil like 0W-40 or 5W-50 and short change intervalls are a must against coking.
But they seem solid cars otherwise, like the cossies.

Last edited by Cossiemainful; Sep 29, 2013 at 09:56 AM.
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