Well, Scott, the difference between you and me is that I usually don't
wait a full week to do something stupid. Glad you found the problem!!!
Larry Dickstein
bugide@juno.com
On Tue, 27 May 1997 00:18:52 +0000 "Scott Gardner" <gardner@lwcomm.com>
writes:
>Ready for a laugh?
> Some of you may remember that I was complaining about a
>'pinging'
>noise that my '72 B was making at idle and under load. Well,
>adjusting the timing and mixture made no difference, so I removed the
>cylinder head to look for excessive carbon and/or damaged valves.
>Finding neither, I cleaned it up and put everything back together.
>Lo and behold, the noise was still there, completely unchanged.
>About that time, an old-timer working at the base hobby shop walks
>by, not knowing what my original complaint was, and says "Sounds like
>you've got a loose fan belt." Sure enough, the lower alternator
>adjust bolt was missing, and the belt was more than a little loose.
>The noise was the loose belt slapping the water pump pulley and
>making the fan blades ring! A new bolt and a few seconds with a
>prybar later, and the noise is gone. At least I replaced the seeping
>head gasket and decarbonized the pistons, so it wasn't a TOTAL waste
>of time. Keep in mind that I have never actually HEARD pre-ignition
>ping in my life, so I don't feel too bad about being misled. Looking
>back on it, with a '72 block and a '65 head, my CR is only about 7 or
>7.5:1, so I probably couldn't make the engine ping if I wanted to!
> Anyhow, just wanted to give you guys a laugh, and make you
>feel
>better about anything YOU might have done stupid this past week.
>Cheers,
>Scott Gardner
>gardner@lwcomm.com
>www.lwcomm.com/~gardner
>
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