Freeze plug size?

[Doward]

30mm and 40.8mm, correct? I'm looking for brass ones, to no avail

 

[SevenMKIII]

http://www.rpmmachine.com/freezeplugsindex.shtml ? :dunno:

 

[jdub]

John - the Toyota plugs work well. The key is to make sure they are seated deeply enough to fully cover/seal on the machined surface on the block holes. The most picky is the one under the CPS.