As title suggests what are option codes E37 and D06? I've check the workshop manual but these two codes aren't listed... or, I couldn't find them listed anyway. What options do they indicate?

http://i.imgur.com/i9pg1Ie.jpg

Skapper...ring this number: 1300 13 12 11 (tel:1300131211) That's Mitsubishi Australia's helpline. I've rung them a couple of times in the past with technical questions and they've been great.

E37 was a Detuned Hemi 6 Pak E38 .......

http://bringatrailer.com/2010/10/16/cylinders-not-carbs-aussie-1971-dodge-charger-hemi-6-pack/