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Powerglide Clunk!!!!

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Old Oct 17, 2009 | 08:41 PM
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David H.'s Avatar
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Default Powerglide Clunk!!!!

I just bought a '66 coupe, 327/300, powerglide. I know nothing at all about the suspension or the trans. When I put the car in gear, there's a huge clunk, and when the car downshifts when stopping, it clunks again, going into first gear. After I have driven the car a while, the clunking is somewhat diminished, but it's still there. Question is, is this common with a powerglide and what does it take to fix it? Thanks in advance.

David H.
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Old Oct 17, 2009 | 10:17 PM
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The "snubber" rubbers on the differential are worn out. That puts slop in the drive line whenever you shift in and out of neutral [from drive or reverse]. The replacement hardware is only about $25...but replacing it is a PITA.
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Old Oct 17, 2009 | 10:38 PM
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David H.
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Originally Posted by 7T1vette
The "snubber" rubbers on the differential are worn out. That puts slop in the drive line whenever you shift in and out of neutral [from drive or reverse]. The replacement hardware is only about $25...but replacing it is a PITA.
well, i am glad it's not a transmission problem. this car only has 57, 600 miles on it. thanks for your help.

dave
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Old Oct 18, 2009 | 10:13 AM
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It is possible that your problem is inside the tranny. But, by your description and the fact that this is a very common problem on older cars (rubber gets old/hard with time regardless of mileage), the odds are with you.
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Old May 16, 2013 | 11:45 AM
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From: montgomery al
Default powerglide clunk

I am looking at a 66 vette with the clunk . How did you come out Dave?
Henry
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Old May 16, 2013 | 01:56 PM
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Don't look now, but this thread is four years old and C2 related.
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Old Jun 15, 2013 | 07:03 PM
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Default clunk when putting in gear

I read that the clunk to shift to gear is normal.I read it when I went looking up power gflide transmissions.ON my 64 vette it also clunks.
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