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Radiator drain plug question

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Old Oct 19, 2002 | 03:35 PM
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Oldvetter
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Le Mans Master
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Joined: Feb 2002
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From: Waldorf MD
Default Radiator drain plug question

I am changing my coolant. I turned and turned the drain plug and it never started flowing. I gave it a slight (really) tug and it came out ! I can't see any threads on it anywhere ? There looks like there may have been a pin in one side.

Anyone know what I did ? How does it thread in ?


[Modified by Oldvetter, 2:37 PM 10/19/2002]


[Modified by Oldvetter, 2:37 PM 10/19/2002]


[Modified by Oldvetter, 4:29 PM 10/19/2002]
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Old Oct 19, 2002 | 04:44 PM
  #2  
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Oldvetter
Thread Starter
Le Mans Master
15 Year Member
 
Joined: Feb 2002
Posts: 6,937
Likes: 21
From: Waldorf MD
Default Re: Radiator drain plug question (Oldvetter)

I figured out what happened. The new design drain plug only rotates about 90 degrees counterclockwise to open. It has a pin in one side which fits into a curved slot in radiator. I must have sheared pin. I got new one from NAPA ($5.28), cheap and easy lesson.

Old chevy drain plugs screwed out. Why do they have to redesign things ! If it ain't broke, don't fix it !



[Modified by Oldvetter, 4:30 PM 10/19/2002]
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