Kelsey hayes swap done, but..

66fs said

Ram Man / Documents / Mopar Master Cylinder Guide (1967-1974)

PDF file link, lower left

Click to expand...

I think there is one typo error in there. One of the most common 71-74 Disc/ Drum MC's is 3461187. In the last page you can see where he circled the part number 3461187 but in the text it says 3461178. Same as in the part number listing.