If you're not familiar with Keith's videos on Youtube, you should take a look. Lots of detailed instruction on how to work on flathead six engines. Also there's another guy who doesn't talk that shows you how to restore a 218 Plymouth six engine and how to remove it. Of course you first have to disconnect the linkages. Take lots of detailed pics before you do!!! Disconect the drive shaft, hand brake, speedo cable, exhaust pipe, radiator, etc. You take out the engine and transmission at the same time. Here's the video of how it is done: