how big is the oil drain plug?

[expHendrix47]

i have a 97 5.0 and i need to get a new drain plug...advance auto said they have a 13mm, and a 15mm..but when i tried to get mine off it took a 17mm...what is the size of this thing?!

 

[spindlecone]

If they are talkin what size wrench is used, makes not alot of diff, my old one is 13mm, just get the correct thread size

 

[Nate1]

Why not just get a fumoto drain valve and overnight it?