Before i tell you the link - please read the warning about his bandwidth limits - I would hate to be the one who leads to loads of hits tonight/tomorrow on the videos
- if you really are interested in removing barrels and pistons, cleaning up, refitting barrels (w gaskets top and bottom), and refitting heads onto new water jacket gaskets - or want to know why even the experts on here estimate £4-500 to do the job for you (assuming all goes well

http://www.benplace.com/pistons_heads_video.htm