<VV> Nasty knocking noise- Aw Crap!

[Marc Marcoulides]

I have had the plug threads fail pushing the plug out (creates failure of the muffler) while driving from San Francisco to LA without the failure of or burning of a valve. Long, noisy drive but had to get home. 

-----Original Message-----
>From: Jeff Wilson <jwilson at unctv.org>
>Sent: May 19, 2009 9:39 AM
>To: virtualvairs at corvair.org
>Subject: <VV> Nasty knocking noise- Aw Crap!
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>Eeek- I believe I may have effed-up my en gine.  It's a '65 110.... 
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>I took the car out to a local cruise-in last week despite knowing that I had 
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>a leaky/loose connection at the driv er-side exhaust log. It was pretty loud. 
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>Got under and re-connected the exhaust pipe yesterday and things quieted down 
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>significantly. 
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>In fac t it got quiet enough that I can now hear a pretty nasty tapping/knocking 
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>sound from the drivers side of the engine somewhere. Sounds kinda  like a stuck 
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>lifter, but louder. Can be heard better from up-top than underneath. 
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>I've been told that running a car with an 'open' exhaust like that can 'burn' the exhaust 
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>valves. What are the symptoms of a burned exhaust valve? What is the fix? 
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>Darn! Didn't want to spend a bunch of $$$ on this thing this summer- wanted to DRIVE her! 
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>CJ Wilson 
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