Front measurement drawings

[74474duster]

Hello trying to find a link to or a good chassis diagram. Having the radiator support & inner fenders replaced on my 71 Duster. Need exact specifications to provide the body shop with please. I know they are out there, just don't know where to locate them
Thank you so much in advance for helping out here
See ya, Ken Michalik

 

[Projectile Dart]

This is what I have, not sure how different the 71 duster frame measurements will be from the 67-69 dart in that area