I am a complete beginner in the field of jeeps and SUVs. I want to start a project of potohar/sj140.. kindly tell me if it is possible to buy a car and change it's body, is it legal or not... How much should sj140 jeep should cost? And how much should only body shoud cost ?.... Is there any difference between sj140, and potohar... Can potohar frame be fitted with Japanese body ?