MCS-971344 - 1 used; upper right. 2-15/16" (2.3125") official length. Actual length is a little longer to make up for the difference found in the thickness of covers from 1933 to 1973 years. This stud can be installed without issues in all 33-73 45" transmissions.

Fitment:
33-73 45" Flathead (NU)