Ask Mechanics

Why does this drain plug have a chunk of threads cut out? (lemmy.world)

Ran into this while doing an oil change, why is this like this? Why is there a chunk of thread missing? Vehicle is a 2019 Buick Cascada. Based on the look of things, At one point before it came to me the threads got cross-threaded or stripped, there was an attempt to retap and rethread the hole. There was a HeliCoil installed,...

  • All
  • Subscribed
  • Moderated
  • Favorites
  • askmechanics
  • PowerRangers
  • DreamBathrooms
  • thenastyranch
  • magazineikmin
  • mdbf
  • Youngstown
  • InstantRegret
  • slotface
  • osvaldo12
  • rosin
  • ngwrru68w68
  • kavyap
  • tsrsr
  • khanakhh
  • Leos
  • vwfavf
  • tacticalgear
  • Durango
  • everett
  • cubers
  • cisconetworking
  • hgfsjryuu7
  • ethstaker
  • GTA5RPClips
  • tester
  • normalnudes
  • modclub
  • anitta
  • All magazines