hi, 
I hope   I could   can get some help please.
I like to go onto a long journey to the Transfagarasan Highwaylatest end of august, but I need   a lot of training  as I have a knee injury   and  I only can   bend my knee 75-80% this is a long journey , I got told to   practise   any lifts I can get    massages are taken care off already through my physio, also swimming,  please   if some person   likes   to  give   me   a ride   I would aprigiate it very much, I have a helmet .jeans   boots and jacket , I do not   ride   the bike    but I am the passenger, I can pay   for petrol, do let me know please the bike   which is   used   is a   Tryumph Tiger .it  would  help me   a lot. RegardsAmber57                                                                                                                                                                              

My personal thoughts on this are.
I think you will be in a lot of pain on a trip of that mileage that soon and hate every mile of it.
Wait till next year and get yourself fit before thinking of that distaince on a bike