@op
I Bought my 04 autobiography 4.4 v8 LPG with 138,000 miles. 2 yrs on (now 168,000) not had a major problem. Just done 258 miles on £44 of lpg. Love it even more than my 2002 TD6 which was faultless at over 100,000 miles. Choose carefully my friend.
I knew its history, gearbox services all...