Thread: Is Tri-flow grease OK for plastic Singer gears?
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Old 08-09-2015, 06:51 AM
  #9  
J Miller
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Join Date: Feb 2012
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I've done the vertical shaft top gears on 2 413s and 1 457. They are not that hard, and the gears don't cost too much.

If you don't want to scrap it, just fix it.

Joe
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