I guess you got my link from greasecar. Did you read this
viewtopic.php?f=94&t=60417 He mounted the tank in the back. Read the Norb guide list elsewhere on this websit. You need to do the ORM and the EHM or get the GDE tune. Budget atleast $1500 for a timing belt change unless you are a good mechanic and then $600-800 just in parts.
Also if you are going to convert you will need a new Thermostat, it should point straight up. I highly recommend the injection line heater wrapped around the common rail. Becauce that works as a big heat robber especially in cold weather. Makes for very long heat-ups if the common rail is cold. The coolant might be hot but the common rail will still be cold!
Read all of Acuboy's grease conversion post and Greasey Bob's.