I'll use one if I ever get a leak, or if I ever again get too much warpage (and want to save on the cost of planing). In fact, I bought one within the last year (in case I ever need it), when I first saw it mentioned here.

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.