Date: Wed, 31 Dec 2003 19:25:25 -0000
From: "Mike P" <>
Subject: Re: Couple of C900 Questions..

"Grunff" <> wrote in message > Paul Halliday wrote: > > > Is your exhaust manifold cracked? My first 900 sounded like it was spitting. > > This could be what you're describing as tapping noise. > > Good one Paul - I'd completely forgotten about that. A cracked > exhaust manifold, or even a slight leak between the manifold and > the head can sound exactly like Mike's description, and come on > under load. > > -- > Grunff It sounds exactly like it. One point I will make is that the noise is LOUD when the engine is stone cold, and gets much quieter when the engine has warmed up. If it was a crack opening up when hot, I'd expect the opposite.. Thanks again for your help! Mike

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