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  1. U

    A4 (B6) 2.5 TDi - engine running badly - advice needed

    Jay, that's seriously nice of you mate, but (fingers crossed) I hope I won't need to take you up on it :) Yeah, correct oil and regular changes does seem to be key when it comes to cam wear. I think I'll keep it as it is in such good condition and low mileage... and drives beautifully, and as...
  2. U

    A4 (B6) 2.5 TDi - engine running badly - advice needed

    It does sound noisy... but a presumed this is how they sound as I'd not heard it running before the damage. They are a fairly agricultural engine compared to modern diesels. If it goes forwards and backwards quickly enough I wouldn't worry too much :) Still, I am wondering if I should trade it...
  3. U

    A4 (B6) 2.5 TDi - engine running badly - advice needed

    jay, Many thanks for your advice and very kind offer of tool loan. i've actually got the car running now. It was a broken intake cam on 1,2,3, and broken hydraulic equalisers on exhaust cam on 1,2,3. both cams and followers on 4,5,6 were fine. No apparent valve damage and timing of both cams was...
  4. U

    A4 (B6) 2.5 TDi - engine running badly - advice needed

    Hello all, Just bought a Cat D 2.5 TDi and the offside cambelt cover is missing. The car starts but runs very badly. There is a clatter, not unlike old diesel engines' 'diesel knock' but only when i lift off the gas. It will rev but only appears to be running on 4 cyl?!? I am concerned that...