Could it be the viscous coupling on the fan - assuming yours has one of those? Cheers, Fred ----- Original Message ----- From: "Jim Muller" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]> Sent: Tuesday, May 21, 2002 8:38 PM Subject: whistling belt???
> [Once more he dips into the wellspring of knowledge...] > > Something in my GT6 engine is whistling (or squealing) at a > particular narrow range of rpms, from maybe 2500 to 3000. I would've > guessed it to be the fan belt. In the past I've heard a similar > squeal in my Spitfire, and either it has dimished over the years or > I've grown used to it and no longer notice. Coming home from work in > the GT6 today it seemed louder than it has in the recent past. The > alternator is new so I doubt it is the alternator bearing. Could it > be the waterpump? I've been told that too tight a belt would burn > out the alternator bearing or the waterpump. I would have thought > that a bad (or going so) bearing would squeal at all rmps, whereas a > belt would resonate differently at different speeks. To my mind the > belt is looser than I would have thought appropriate for previous > cars. Still, I'm wondering - should I loosen it further or tighten > it? What causes such a noise? > > Inquiring minds want to know. Inquiring ears just want silence. Old > cars want to run without breaking. > > Tanks, > -- > Jim Muller > [EMAIL PROTECTED] > '80 Spitfire, '70 GT6+ /// [EMAIL PROTECTED] mailing list /// Send admin requests to [EMAIL PROTECTED] /// or try http://www.team.net/cgi-bin/majorcool /// Archives at http://www.team.net/archive /// Send list postings to [EMAIL PROTECTED] /// Edit your replies! If they include this trailer, they will NOT be sent.
