[s-cars] Engine Noise

[Igor Kessel]

Max Hoepli wrote:
> Some people have remarked if I drive a diesel, I have a 1986 Audi 5000 Turbo Quattro. What would cause the noise?
> It runs fine. Acceleration is good. Gas consumption 9-12 litres/100km.    
> 

Max,
check your exhaust manifold for warpage. The MC engines were prone to 
that. When the manifold is warped the exhaust gas escaping from 
cylinders 1 and 5 produces tractor-like noise.

-- 
Igor Kessel
two turbo quattros