Yes this is a typical issue that land rover will not accept and take responsibility for.
A new engine would cost you an arm and a leg only to have the same problem again later on .
I suggest you get a Reconditioned Engine.
Here is a Number you can phone and get in touch with UK,+44 (0) 07984 036 235
There recons have the New uprated main and big end bearings and New uprated oil pump , Which is the main problem with this engine ..
nws motor services.<< CLICK HERE <<
Need further assistance with this issue then please get back to me with the reply box below .After rating there is no further cost for any other question relating this issue .Kind regards Greg