Oil pressure gauge question.

[notenuftime]

Anyone know the right size T-fitting needed to hook a oil pressure gauge up and keep the original?

 

[riphip]

1/8" threads for regular 6.9 & 7.3D block. May be 1/4" for 7.3T IDIT

 

[IDIBRONCO]

May be 1/4" for 7.3T IDIT

It is.

 

[notenuftime]

Sounds good.