im wanting to fit the mk2/3 dash into my mk1 arosa .. i know how to take the mk1 out and so on not that crap with cars .. just more the how much work is it to change all heater side of things what plugs match and dont match if any atol . and what part other then clearly dash would i need meaning heaters been fitter diff and so on would i need the lot ? any help or link for thread if any one could help please thank you ... dan