I have done that numerous times with GM small/big blocks, V6's and the Willys 134's for various repairs and have never had a problem. I would assume the AMC pans are also stout enough for this but have not done that with any of them.
1955 CJ 3B, 381cid sbc (441cid all aluminum sbc coming soon), AGE M22W, Teralows, Warn OD, OBA, Premier Power welder, Warn 8274
1968 CJ 5, factory 225" w/ headers/450 cfm Holley, T86AA, Belleview winch, Warn OD
2012 Wrangler Rubicon Unlimited, Warn 9.5 xp-s winch