Thread: Strange spots on piston
View Single Post
  #6  
Old 11-16-2013, 12:47 AM
Jakobi's Avatar
Jakobi Jakobi is offline
Super Moderator
  
Join Date: Oct 2010
Location: Australia
Posts: 7,994
Default
Its piston skirt. I've not seen the coating wear off like that either..
Reply With Quote