View Single Post
  #16  
Old 07-19-2018, 07:16 AM
Zman's Avatar
Zman Zman is offline
Platinum Level Site Supporter
 
Join Date: Apr 2010
Location: Burbs of Chicago
Posts: 1,818
Default

Maybe they are left overs from a shot peening process for some part during mfg of the engine. I found a few of these in the oil of a newly rebuilt car engine.
Reply With Quote