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Re: But...what's in Marvel Mystery Oil?
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Posted by Bill Jones on July 12, 2002 at 07:50:26 from (67.241.18.247):
In Reply to: But...what's in Marvel Mystery Oil? posted by Poppin' Johnny on July 11, 2002 at 10:34:06:
The MMO was developed for use in the GMC truck factories in the 20's and 30's to get rid of the varnish and gum in Marvel-Schebler carburetors. When they came into the factory with problems(due to poor grades of gasoline) or for a rebuild,the workers would use it to clean the carbs,but they didn't know how or why it worked;just that it worked.They all would sit around and speculate about what was in it ,but the makers of MMO kept its contents a secret,lest the competitors find out,so its contents remained a "Mystery". So the GMC factory boys started calling it MARVEL (Schebler) MYSTERY OIL.It was originally called something else,but the marketing dept.liked the "Mystery" part.So,that's where it got it's name BillJ
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