Doing an engine swap and looking for help or ideas Oct 9, 2018 8:51:34 GMT -4 Quote Select PostDeselect PostLink to PostBack to Top Post by 1985cjw on Oct 9, 2018 8:51:34 GMT -4 I Have a 85 CJ7 258 5 speed and I would like to change it to a 4.3 vortec with a 4L60-E auto trans matched to the stock dana 300 transfer case. Does any one know of someone who tried this?