hi. i dont know how many members you have from the uk.
we have had diesel costing about £5.00($9.00us) fro a while so the issue of svo/wvo has been discussed quite extensively.
most of the 4x4 forums have posts on the subject.
The Mitsubishi Pajero Owners Club® :: View Forum - Bio-diesel / SVO / alternative fuels
Mitsubishi Delica Owners Club UK™ :: View Forum - Biodiesel / SVO
i hope that my post is of some help.
john cook