1. pretty much the same steps
2. what is a "board cut out"?
3. see links below

clutch assembly removal/replacement
The link above refers to removing the transmission first: transmission removal

Do you have a Shop Manual?
The online manual is for 1948-1951/52, but for the clutch/transmission removal/replacement, the steps would be the same.

Tim
1954Advance-Design.com
1954 3106 Carryall Suburban
1954 3104 5-window pickup w/Hydra-Matic
The 216 and early 235 engines are not "splash oilers" -- this is a splash oiler.